WO2007125746A1 - 活性エネルギー線硬化型塗料組成物及び該組成物の硬化被膜を有する成形品 - Google Patents
活性エネルギー線硬化型塗料組成物及び該組成物の硬化被膜を有する成形品 Download PDFInfo
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- WO2007125746A1 WO2007125746A1 PCT/JP2007/057829 JP2007057829W WO2007125746A1 WO 2007125746 A1 WO2007125746 A1 WO 2007125746A1 JP 2007057829 W JP2007057829 W JP 2007057829W WO 2007125746 A1 WO2007125746 A1 WO 2007125746A1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
- C09D175/16—Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
- C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31507—Of polycarbonate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
Definitions
- the present invention is a cured film that is particularly excellent in abrasion resistance and weather resistance by irradiation with active energy rays, and excellent in surface smoothness, heat resistance, chemical resistance, durability, and adhesion to a substrate.
- the present invention relates to a coating composition that can be formed on the surface of a base material.
- Synthetic resin molded products made from polymethylmethacrylate resin, polymethacrylamide resin, polycarbonate resin, polystyrene resin, AS resin, etc. are lightweight and have excellent impact resistance Transparency is also good, and it has been widely used as a plastic material for automobiles in recent years for various types of lamp lenses, glazing, and instrument covers.
- plastic materials for headlamp lenses is increasing due to weight reduction and improved design for improving the fuel efficiency of automobiles.
- these synthetic resin molded products have insufficient wear resistance on the surface, so the surface is damaged by contact with other hard objects, friction, pulling, etc. Damage that can be done will reduce the value of the product.
- the weather resistance is an important performance. Particularly in the case of polycarbonate resin, etc., it is deteriorated by active energy rays such as ultraviolet rays contained in sunlight having poor weather resistance, and the molded product is markedly yellowed or cracks are generated on the surface.
- compositions described in these patent documents were not sufficient in abrasion resistance.
- Patent Document 7 Japanese Patent Application Laid-Open No. 09-286809
- Patent Document 8 Japanese Patent Application Laid-Open No. 04-311714
- Patent Document 9 Japanese Patent Application Laid-Open No. 2002-249680.
- the composition described in Patent Document 7 improves the weather resistance of the cured product by containing a urethane poly (meth) acrylate compound having 6 or more (meth) attaroyloxy groups in one molecule. .
- composition described in Patent Document 8 improves the weather resistance of the cured product by containing an alicyclic dicarboxylic acid and a urethane attareito toy compound having a polyhydric alcohol power.
- composition described in Patent Document 9 an in-mold coating composition having excellent adhesion and weather resistance to a polyolefin base material is obtained by using a specific acrylic-modified polyolefin.
- the remarkable effect of significantly improving the weather resistance of the cured product of the composition by combining poly (meth) acrylate of mono- or polypentaerythritol modified with force prolatatone. Is neither described nor suggested.
- Patent Document 1 Japanese Patent Application Laid-Open No. 56-122840
- Patent Document 2 Japanese Patent Laid-Open No. 05-230397
- Patent Document 3 Japanese Patent Laid-Open No. 06-128502
- Patent Document 4 JP 08-283607 A
- Patent Document 5 JP 08-283608 A
- Patent Document 7 JP 09-286809 A
- Patent Document 8 JP 04-311714 A
- Patent Document 9 JP 2002-249680 A
- the present invention has been made in the background described above, and the object of the present invention is to provide a coating material having excellent weather resistance, and capable of forming a cured film excellent in wear resistance and substrate adhesion. It is to provide a composition.
- the present inventors have determined that by blending a specific urethane (meth) acrylate which has been modified with force prolatatone and other specific components, It has been found that the weather resistance is improved while maintaining the wearability. In addition, by combining poly (meth) acrylate of mono- or polypentaerythritol modified with force prolatatone and other specific components, the occurrence of cracks in long-term outdoor use is suppressed, and it has been used in the past. It was also found that the weather resistance was significantly improved compared to the case where poly (meth) acrylate of mono or polypentaerythritol was added.
- the present invention relates to an active energy single-line curable coating composition
- an active energy single-line curable coating composition comprising the following components (A) to (D).
- N represents an integer of 0 to 4.
- n and n are integers of 0 or more, 1 + m + n is 1 or more, and R represents a hydrogen atom or a methyl group.
- R 2 and R 3 represent an oxyalkylene group or a polyoxyalkylene group.
- the present invention provides:
- the (B) component is the (B-1) component, and the polyester-based aliphatic compound obtained by using a polyester diol modified with force prolatatone having a weight average molecular weight in the range of 500 to 1500
- the present invention relates to an active energy one-line curable coating composition which is a urethane di (meth) atreatoi compound.
- the present invention provides:
- the present invention provides:
- the component (B) is the component (B-3), and the component (A) is the sum of the amount of force prolatatone modification in one molecule among the compounds represented by the formula (1).
- the present invention relates to an active energy ray-curable coating composition whose average is in the range of 1 to 6.
- the present invention provides:
- composition according to any one of the first to third embodiments, wherein the component (B) is the component (B-1) or (
- the present invention relates to an active energy ray-curable coating composition which is a B-2) component and further comprises the following components (E) and (F).
- the present invention provides:
- Active energy ray curable coating composition in the 5th embodiment A molded product in which a cured resin coating of 8 ⁇ m in thickness is applied to a 3 mm thick polycarbonate resin board, in accordance with JIS K7204. Used 4.Increased haze value before and after 100 revolution wear test at 9N load is less than 15, and increased haze value before and after 3500 hours exposure in accelerated weathering test using sunshine weather meter is less than 10.
- the present invention relates to an active energy ray-curable coating composition that becomes a cured film of a molded product having a later yellow index value (yellowing degree) of less than 5.
- the present invention provides:
- the present invention relates to an active energy ray-curable coating composition in which the component (B) in the first or fourth embodiment is the component (B-3) and further comprises the following components (E) and (F).
- the present invention provides:
- Active energy ray curable coating composition strength in the seventh embodiment A molded product with a cured coating of 8 ⁇ m thickness on a 3 mm thick polycarbonate resin board, in accordance with JIS K7204, wear wheel CS-10F Used 4.Increased haze value before and after 100 revolution wear test at 9N load is less than 15, and increased haze value before and after 4000 hours exposure in accelerated weathering test using sunshine weather meter is less than 10.
- the present invention relates to an active energy ray-curable coating composition that becomes a cured film of a molded product having a later yellow index value (yellowing degree) of less than 5.
- the present invention provides:
- Resin molding in which the active energy ray-curable coating composition in the first aspect is applied to the surface of a synthetic resin molded article and irradiated with active energy rays to form a cured film.
- active energy ray-curable coating composition in the first aspect is applied to the surface of a synthetic resin molded article and irradiated with active energy rays to form a cured film.
- the present invention provides:
- the synthetic resin molded product according to the ninth aspect relates to a resin molded product, which is a polycarbonate resin molded product for an automobile headlamp lens.
- this coating composition By applying this coating composition to the surface of a synthetic resin molded product and irradiating it with active energy rays, it has excellent wear resistance and weather resistance, as well as heat resistance, chemical resistance, durability, and substrate adhesion. A synthetic resin molded article having a cured film with excellent properties can be obtained.
- the poly (meth) acrylate of mono- or polypentaerythritol represented by the formula (1) as component (A) exhibits good polymerization activity upon irradiation with active energy rays, and has a high crosslinking density. Forms a polymer with excellent properties. Therefore, a cured film having excellent wear resistance can be formed on the substrate surface.
- component (A) include pentaerythritol tri (meth) acrylate, pentaerythritol tetra (meth) acrylate, dipentaerythritol tri (meth) acrylate, dipentaerythritol tetra (meth) acrylate, di- Pentaerythritol penta (meth) acrylate, dipentaerythritol hexa (meth) acrylate, tripentaerythritol tetra (meth) acrylate, tripentaerythritol penta (meth) acrylate, tripenta erythritol hex (meth) acrylate , Tripentaerythritol hepta (meth) acrylate, tripenta erythritol octa (meth) acrylate and the like.
- the component (A) is preferably modified with force prolatatone. Dipentaerythritol modified with two force prolatathones per molecule ⁇ “Carad DPCA20” (trade name, Nippon Kayaku Co., Ltd.
- y in the general formula (1) is preferably 6 or less, more preferably 3 or less, and even more preferably 2 or less.
- the proportion of the component (A) used is preferably in the range of 10 to 70% by mass in 100% by mass of the total amount of the components (A) to (D) or (A) to (F).
- the lower limit is more preferably 20% by mass or more, more preferably 25% by mass or more, and the upper limit is more preferably 50% by mass or less.
- Component (A) Quantity When S is 10% by mass or more, the wear resistance of the cured coating is improved. On the other hand, when it is 70% by mass or less, the weather resistance and heat resistance of the cured film are improved.
- Component (B) an aliphatic isocyanate compound having two isocyanate groups in one molecule, a polyester diol modified with force prolatatone, and a polyester aliphatic urethane diester obtained by reacting a hydroxyl group-containing acrylate.
- (Meta) Ataleratoy compound (B-1) is an aliphatic isocyanato compound having two isocyanate groups in one molecule and a force prolatatatone containing two hydroxyl groups in one molecule. This is a urethane reaction product obtained by reacting a more modified polyester diol compound to synthesize an adduct and then adding a (meth) acrylate having a hydroxyl group to the remaining isocyanate group.
- aliphatic isocyanate compound having two isocyanate groups in one molecule include ethylene diisocyanate, 1,2 diisocyanatopropane, 1,3 diisocyanatopropane, hexame.
- Tylene diisocyanate Tylene diisocyanate, lysine isocyanate, 4,4'-methylenbis (cyclohexyl) isocyanate, methylcyclohexane 2,4 diisocyanate, methylcyclohexane 1,2,6 diisocyanate, 1,3 bis (isocyanato) Methyl) cyclohexane, isophorone diisocyanate, trimethylhexamethylene diisocyanate, tetramethylene diisocyanate, dimer acid diisocyanate, 2-isocyanatoethyl 2,6 diisocyanatohexanoate Give a mass etc. You can. From the viewpoint of the weather resistance of the obtained cured film, those having an alicyclic structure are preferred.
- polyester diols modified with force prolatatone containing two hydroxyl groups in one molecule used for the synthesis of adducts include:
- Platinumcel 205 a poly-force prolataton diol having a weight average molecular weight of 530, “Platacel 205BAJ,” a poly-force pro-latatone diol having a carboxyl group in the side chain and a weight average molecular weight of 530
- Platacel L 205AL '' which is a poly force prolatatone diol with a weight average molecular weight of 500 at room temperature liquid
- Platinum 205UJ which is a poly-prolacton diol having a weight average molecular weight of 530, which is lower in viscosity and acid value than Plaxel 205.
- Platinumcel 208 a poly-force prolatatone diol with a weight average molecular weight of 830
- Platinum L a poly-force prolataton diol with a weight average molecular weight of 830 at room temperature.
- Platinum 210 a poly-force prolataton diol with a weight average molecular weight of 1000
- Platinum 210BAJ a poly-force prolataton diol with a weight average molecular weight of 1000 having a carboxyl group in the side chain
- Platinum 210CPJ a poly-force prolatatone diol with a weight-average molecular weight of 1000, which has a lower acid number and improved water resistance compared to PLACCEL 210.
- Platinum 210NJ which is a poly-force prolataton diol with a weight average molecular weight of 1000, which has a narrow molecular weight distribution compared to PLACCEL 210.
- Platinum 212 which is a poly-force prolataton diol having a weight average molecular weight of 1250, "Platacel L212ALJ"
- Platinum 220 a poly-force prolatatone diol with a weight-average molecular weight of 2000, and a poly-force pro-latatone diol with a weight-average molecular weight of 2000 having a carboxyl group in the side chain "Platacel 220BA”
- Platinum 220CPBJ a poly-force prolatathone diol with a weight-average molecular weight of 2000, which has a lower acid number and improved water resistance compared to PLACCEL 220.
- Platinum 220NJ which is a poly-force prolatatondiol with a weight average molecular weight of 2000, which has a narrow molecular weight distribution compared to PLACCEL 220.
- Platinum 220NP1J which is a poly-force prolataton diol having a weight average molecular weight of 2000, which is lower in crystallinity than PLACCEL 220.
- Platinum L220ALJ a poly-force prolataton diol having a weight average molecular weight of 2000 at room temperature liquid.
- Platinum 230 a poly-force prolataton diol with a weight average molecular weight of 3000
- Platinum L230ALJ a poly-force prolataton diol with a weight average molecular weight of 3000 at room temperature liquid
- Platinum 230CPJ a poly-powered prolatatone diol with a weight-average molecular weight of 3000, which has a lower acid number and improved water resistance compared to PLACCEL 230.
- Platinum 240 a poly-force prolataton diol with a weight average molecular weight of S4000,
- Platinum 220EBJ a polylat protonone diol with a weight average molecular weight of 2000, which has improved hydrolysis resistance compared to PLACCEL 220.
- PLACCEL 220ECJ which is a poly-force prolatatondiol with a weight average molecular weight of 2000, which is stronger than PLACCEL 220EB.
- a force with a weight average molecular weight in the range of 500 to 1500 is preferable, and a force in the range of 500 to 1000 is more preferable! / ,
- Component (B-2) which is another component (B) is a urethane poly (meth) acrylate compound represented by the following formula (2).
- n and n are integers of 0 or more, 1 + m + n is 1 or more, and R represents a hydrogen atom or a methyl group.
- the urethane poly (meth) atalyte toy compound represented by the formula (2) includes an aliphatic isocyanate compound having three isocyanate groups in one molecule and a poly-strength prolatatone diol compound. Examples thereof include urethane reaction products obtained by reacting (meth) acrylic acid esters.
- hexamethylene diisocyanate trimer (trade name, “deyuranate TPA100”, Asahi Kasei Chemicals Co., Ltd.) and poly force prolatatondiol mono (meth) acrylate ester di-dilaurate —It can be obtained by heating at 60 to 70 ° C. for several hours using an isocyanate group and a hydroxyl group equivalent to each other in the presence of a tin-based catalyst such as butyltin.
- a tin-based catalyst such as butyltin.
- the curable coating obtained in the urethane poly (meth) attareito toy compound represented by the formula (2) is particularly preferred in that the total amount of force prolatatone modification (1 + m + n) is in the range of 1-15.
- the other component (B), a polyester-based urethane di (meth) ataretoy compound (B-3), containing two (meth) atalylooxy groups in one molecule is It is a component that improves the toughness, flexibility, heat resistance, and weather resistance of the cured film.
- An isocyanate compound having two isocyanate groups in one molecule contains two hydroxyl groups in one molecule. Examples thereof include urethane reaction products in which an adduct is synthesized by reacting a polyetherdiol compound to be synthesized, and a (meth) acrylate containing a hydroxyl group is added to the remaining isocyanate group.
- the molecular weight of these polyether-based urethane di (meth) acrylate compounds is more preferably 1000 to 5000 in terms of improving the adhesion of the cured film to the substrate.
- isocyanate compounds having two isocyanate groups in one molecule include tolylene diisocyanate, ethylene diisocyanate, 1,2-diisocyanatopropane, 1,3-di- Isocyanatopropane, 4,4'-diphenylmethane diisocyanate, xylylene diisocyanate, tetramethylxylylene diisocyanate, hexamethylene diisocyanate, lysine isocyanate, 4, 4, -methylenebis (cyclohexyl) ) Isocyanate, methylcyclohexane-1,2,4-diisocyanate, methylcyclohexane-1,2,6-diisocyanate, 1,3-bis (isocyanatomethyl) cyclohexane, isophorone diisocyanate, trimethylhexane Tylene diisocyanate, tetramethylene diisocyanate, dimer acid
- Polyether diols containing two hydroxyl groups in one molecule used for the synthesis of the adduct are not particularly limited, and specific examples thereof include polyethylene glycol, polypropylene glycol, polybutylene alcohol, poly Examples include tetramethylene glycol.
- (meth) acrylates containing hydroxyl groups include 2-hydroxyethyl
- An isocyanate compound having two isocyanate groups in one molecule, a polyetherdiol compound having two hydroxyl groups in one molecule, and a (meth) acrylate having a hydroxyl group In this reaction, in the presence of a tin-based catalyst such as di-n-butyltin dilaurate, heating is performed at 60 to 70 ° C. for several hours using the raw materials so that the isocyanate group and the hydroxyl group are approximately equal. Since the reaction product generally has a high viscosity, it is preferable to dilute with an organic solvent or other dilution monomer during the reaction or after completion of the reaction.
- a tin-based catalyst such as di-n-butyltin dilaurate
- the component (B) is the component (B-3)
- at least one of a plurality of ⁇ s in the component (A) is a (meth) atallylooxy group modified with a force S-force prolatatone.
- the proportion of the component (i) is preferably in the range of 5 to 50% by mass in 100% by mass of the total amount of components (i) to (D) or (i) to (F).
- the lower limit is more preferably 10% by mass or more, and the upper limit is more preferably 30% by mass or less.
- the amount of the component is 5% by mass or more, the weather resistance of the cured film and the curability in an air atmosphere are improved.
- the amount is 50% by mass or less, the abrasion resistance of the cured film is improved.
- the poly ((meth) ataryloxyalkyl) (iso) cyanurate represented by the above formula (3) or (4) as the component (C) exhibits a good polymerization activity by an active energy ray, and is obtained.
- the toughness and heat resistance without impairing the wear resistance of the cured film can be improved.
- z in the general formulas (3) and (4) is preferably 5 or less, more preferably 3 or less, and more preferably 2 or less. More preferably it is.
- component (C) include bis (2-ataryllooxychetyl) hydroxyethyl isocyanurate, tris (2-ataryllooxychetyl) isocyanurate, bis (2- Oxypropyl) isocyanurate, bis (2-allyloyloxychetyl) hydroxyethyl cyanurate, tris (2- allyloyloxychetyl) cyanurate, bis (2-taliyloxypropyl) hydroxyethyl cyanurate, tris (2-Athalyloxypropyl) cyanurate, tris [(2-Atalyloxyxetyl) carbolamidohexyl] Isocyanurate, tris [(2-Atalyloxyxetyl) carboxylamide hexyl] Sinurate, tris (2-Atariloirochechtil) isocyanurate ("Aguchi Nix M-325" (trade name
- the proportion of component (C) used is preferably in the range of 5 to 70% by mass in 100% by mass of the total amount of components (A) to (D) or (A) to (F).
- the lower limit is more preferably 20% by mass or more, more preferably 60% by mass or less.
- the amount of the component (C) is 5% by mass or more, the abrasion resistance and heat resistance of the cured film are improved.
- it is 70% by mass or less curability is improved.
- any photopolymerization initiator can be used as long as it can initiate polymerization of an acrylic monomer or oligomer by irradiation with active energy rays.
- Specific examples include benzoin, benzoin monomethyl ether, benzoin isopropyl ether, acetoin, benzyl, benzophenone, p-methoxybenzophenone, diethoxyacetophenone, benzyldimethyl ketal, 2,2-diethoxyacetophenone, 1-hydride Carbonyl compounds such as xyloxycyclohexyl ketone, methylphenol glyoxylate, ethylphenylglyoxylate, 2-hydroxy-1,2-methyl-1-phenylpropane-1-one, tetramethylthiuram monosulfide, tetramethylthiuram And sulfur compounds such as disulfide, and acylphosphine oxides such as 2,4,6-trimethylbenzo
- the use ratio of component (D) is the total amount of components (A) to (D) or (A) to (F) 100 mass In%: 0.1 to: LO mass% is preferable.
- the lower limit is more preferably 1% by mass or more, and the upper limit is 5% by mass or less. It is.
- the amount of component (D) is 0.1% by mass or more, curability is improved.
- the content is 10% by mass or less, the transparency and weather resistance of the cured film are improved.
- the active energy ray-curable coating composition further includes (E) and (F) components. It is preferable.
- the ultraviolet absorber as component (E) is not particularly limited and can be used as long as it dissolves uniformly in the composition and has good weather resistance, but has good solubility and weather resistance in the composition.
- UV absorbers having a maximum absorption wavelength in the range of 240 to 380 nm are compounds derived from triazines, benzophenones, benzotriazoles, phenyl salicylates and phenyl benzoates.
- benzophenone-based UV absorbers can be contained in a large amount in the composition, and triazine-based and benzoic compounds can be prevented because yellowing of a substrate such as polycarbonate can be prevented.
- Triazole-based UV absorbers are preferred.
- component (E) include 2- [4 mono (2 hydroxy-3 dodecyloxy-propyl) oxy 2 hydroxyphenol] — 4, 6— [bis (2, 4 dimethylphenol) 1, 3, 5 Triazine and 2— [4— (2 Hydroxy-3 tridecoxypropyl) oxy-2-hydroxyphenol] — 4, 6— [Bis (2,4 dimethylphenol) 1, 3, 5 Triazine mixture ⁇ Trade name “Tinuvin 400” (Ciba Specialty Chemicals Co., Ltd.) ⁇ , 2- [4 (octyl-2 methyl ethanoate) oxy 2 hydroxyphenol] 4, 6 [bis ( 2, 4 Dimethylphenol)] — 1, 3, 5 Triazine ⁇ Product name: “Tinubin 479” (Ciba Specialty Chemicals Co., Ltd.) ⁇ , Tris [2, 4, 6— [2— ⁇ 4 — (Octyl-2-methylethanoate) oxy-2-hydroxyphenol ⁇ ]-1,3,
- the proportion of the component (E) used is preferably in the range of 1 to 30% by mass in 100% by mass of the total amount of the components (A) to (F).
- the lower limit is more preferably 5% by mass or more, and the upper limit is more preferably 15% by mass or less.
- the amount of the component (E) is 1% by mass or more, the weather resistance of the cured film and the substrate is improved.
- it is 30% by mass or less, the curability and the toughness, heat resistance, and wear resistance of the cured film are improved.
- hindered amine light stabilizer which is component (F)
- known hindered amine light stabilizers can be used, and specifically, bis (2, 2, 6, 6-tetramethyl-4-piperidyl) sebacate, Bis (1, 2, 2, 6, 6 Pentamethyl-4-piperidyl) sebacate, bis (1-methoxy-1,2,6,6-tetramethyl-4-piperidyl) sebacate, bis (1-ethoxy-1-2) , 2, 6, 6-tetramethyl-4-piperidyl) sebacate, bis (1 propoxy 2, 2, 6, 6-tetramethyl 1-4 piperidyl) sebacate, bis (1-butoxy 1, 2, 6, 6-tetramethyl 4 -Piperidyl) sebacate, bis (1 pentyloxy 2, 2, 6, 6-tetramethyl 4-piperidyl) sebacate, bis (1 hexyloxy 2, 2, 6, 6-tetramethyl-4 piperidyl) sebacate, bis (1— Petite Methyl 2, 2, 6, 6-Tetramethyl-1-4-pipe
- the proportion of component (F) used is preferably in the range of 0.1 to 5% by mass in 100% by mass of the total amount of components (A) to (F).
- the lower limit is more preferably 0.5% by mass or more, and the upper limit is more preferably 2% by mass or less.
- the amount of component (F) is 0.1% by mass or more, the weather resistance of the cured film and the substrate is improved. If it is 5% by mass or less, the curability and the toughness, heat resistance, and wear resistance of the cured film will be improved.
- the coating composition of the present invention comprises the above-mentioned components (A), (B), (C) and (D), and in some cases, each component of (E) and (F) is further contained.
- Various additives such as an agent may be included.
- Organic The agent is preferably selected and used according to the type of substrate. For example, when polycarbonate is used as the substrate, it is preferable to use one or more of alcohol solvents such as isobutanol and ester solvents such as n-butyl acetate.
- the coating composition of the present invention In order to apply the coating composition of the present invention to a substrate, methods such as brush coating, spray coating, dip coating, spin coating, curtain coating, etc. are used. In view of improving the smoothness, uniformity, and adhesion of the cured film to the substrate, it is preferable to add an appropriate organic solvent. It is also possible to apply paint after heating the paint composition to adjust the viscosity.
- the coating composition of the present invention is crosslinked by irradiation with active energy rays after being applied to a substrate to form a cured film.
- the coating composition is preferably applied on the substrate so as to have a film thickness of 1 to 50 111, more preferably 3 to 20 / ⁇ ⁇ , and a high-pressure mercury lamp or metal halide.
- the wavelength is 340 ⁇ ! Irradiating ultraviolet rays of ⁇ 380 nm so that 1000 ⁇ 5000miZcm 2.
- the irradiation atmosphere may be air or an inert gas such as nitrogen or argon.
- the coating composition of the present invention can be used to modify the surface of various synthetic resin molded articles as a base material.
- this synthetic resin molded article has been improved in terms of wear resistance, weather resistance, and the like.
- thermoplastic resins that have been requested include thermosetting resins. Specific examples include polymethylmethacrylate resin, polycarbonate resin, polyester resin, polystyrene resin, ABS resin, AS resin, polyamide resin, polyarylate resin, polymethacrylamide resin, polyarino resin glycol carbonate resin, etc. Is mentioned.
- polymethylmethacrylic resin, polystrength-bonate resin, polystyrene resin, and polymethacrylimide resin are excellent in transparency and have a strong demand for improvement in wear resistance. Therefore, the coating composition of the present invention is applied. It is particularly effective.
- Synthetic resin molded products include sheet-shaped molded products, film-shaped molded products, and various injection molded products made of these resins.
- the cured film of the coating composition of the present invention is excellent in wear resistance and weather resistance.
- (B) component is (B
- Increased haze value before and after rolling wear test 100 times with 4.9N using 10F is less than 15, and increased haze value before and after 4000 hours exposure in accelerated weathering test using sunshine weather meter is less than 10.
- the yellow index value after exposure is less than 5.
- the resin composition formed by applying the coating composition of the present invention to the surface of the polycarbonate resin molding and irradiating the active energy ray to form a cured film is a polycarbonate for a vehicle headlamp lens. Suitable for resin molded products.
- the appearance after application and curing of the coating composition was visually evaluated.
- the surface was smooth and transparent, and the whitened spider was observed as X.
- the cured film was cross-cut to reach at lmm intervals to the base material, 100 making your cross grain of 1mm 2, peel off on the cellophane tape rapidly paste (manufactured by Nichiban Co., Ltd., trade name "Scotch tape") that Then, the peeled grids were counted. The case where there was no peeling was marked as ⁇ , and the case where peeling occurred was marked as X.
- Example 1-6, Example 2-6, Comparative Example 1-8 and Comparative Example 2-9 were evaluated at 80 ° C.
- HM-65W haze meter
- the yellow index value was measured using an instantaneous multi-photometry system (MCPD-3000, manufactured by Otsuka Electronics Co., Ltd.).
- a coating composition was prepared at a blending ratio shown in Tables 1 and 2, and a cured film was obtained under the same conditions as in Example 11. The evaluation results of the obtained cured film are shown in Tables 1 and 2.
- a coating composition was prepared with the compounding ratio shown in Table 1, and the cured film was 8 m on a polymethylmetatalylate resin board (Mitsubishi Rayon Co., Ltd., product name: “Ataripet VH”) with a thickness of 3 mm. I spray-painted to become. After evaporating the organic solvent by heating at 80 ° C for 3 minutes in an oven, use a high-pressure mercury lamp in the air, with a wavelength of 340 ⁇ ! The accumulated light intensity of ⁇ 380 nm was irradiated with energy of 3000 mjZcm 2 ⁇ measured value of UV light quantity meter UV-351 (SN type) manufactured by Oak Manufacturing Co., Ltd. ⁇ to obtain a cured film. Table 1 shows the evaluation results of the cured film obtained.
- a coating composition was prepared at a blending ratio shown in Table 2, and a cured film was obtained under the same conditions as in Example 16. The evaluation results of the obtained cured film are shown in Table 2.
- Component (D) BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP BNP
- Subtotal 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100
- Dicyclohexylmethane diisocyanate 2mo poly force prolactone diol weight average molecular weight 530
- Hexandiol diisocyanate-based polyisocyanate (trade name “Ding PA100”, Asahi Kasei Chemicals Corporation)
- a coating composition was prepared with the compounding ratios shown in Tables 4 and 5, and a cured film was obtained under the same conditions as in Example 2-1.
- the evaluation results of the obtained cured film are shown in Tables 4 and 5.
- a coating composition was prepared with the compounding ratio shown in Table 4, and the cured film was 8 m on a polymethylmetatalylate resin board (Mitsubishi Rayon Co., Ltd., trade name: Ataripet VH) with a thickness of 3 mm. I spray-painted to become. After evaporating the organic solvent by heating at 80 ° C for 3 minutes in an oven, use a high-pressure mercury lamp in the air, with a wavelength of 340 ⁇ ! The accumulated light intensity of ⁇ 380 nm was irradiated with energy of 3000 mjZcm 2 ⁇ measured value of UV light quantity meter UV-351 (SN type) manufactured by Oak Manufacturing Co., Ltd. ⁇ to obtain a cured film. Table 4 shows the evaluation results of the cured film obtained.
- a coating composition was prepared with the compounding ratio shown in Table 5, and a cured film was obtained under the same conditions as in Example 2-6.
- Table 5 shows the evaluation results of the obtained cured film.
- Component (C) TAIC TAIC BAIC TAIC-3C TAIC TAIC-1 C
- Component 10 9.5 3 6 6 6 5 8 3
- Component (F) Component BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS BTPS
- Hexachlorate (trade name “Carad DPCA20J, Nippon Kayaku Co., Ltd.)
- Hexaclear (trade name “Carad DPCA30J, Nippon Kayaku Co., Ltd.”)
- Hexaclear (trade name “Carad DPCA1 20”, Nippon Kayaku Co., Ltd.)
- the lens By coating the coating composition of the present invention on a plastic substrate such as a headlamp lens for automobiles, the lens can be protected from ultraviolet rays and scratches over a long period of time even in a harsh environment such as a high humidity environment. The appearance can be maintained. This ensures a good field of view and further improves safety during night driving.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Paints Or Removers (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
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CN2007800145776A CN101437904B (zh) | 2006-04-25 | 2007-04-09 | 活性能量线固化型涂料组合物以及具有该组合物的固化涂膜的成形品 |
KR1020087028731A KR101356943B1 (ko) | 2006-04-25 | 2007-04-09 | 활성 에너지선 경화형 도료 조성물 및 그 조성물의 경화 피막을 갖는 성형품 |
CA 2650406 CA2650406A1 (en) | 2006-04-25 | 2007-04-09 | Active energy ray-curable coating composition and molded article having cured coating film of the composition |
ES07741265.8T ES2484094T3 (es) | 2006-04-25 | 2007-04-09 | Composición de recubrimiento curable por rayo de energía activa y partícula moldeada que tiene película de recubrimiento curada de la composición |
EP20070741265 EP2011837B1 (en) | 2006-04-25 | 2007-04-09 | Active energy ray-curable coating composition and molded article having cured coating film of the composition |
BRPI0710960-1A BRPI0710960B1 (pt) | 2006-04-25 | 2007-04-09 | Curved coating composition by active energy ray and molded article presenting composition cured coating film |
PL07741265T PL2011837T3 (pl) | 2006-04-25 | 2007-04-09 | Kompozycja powłokowa utwardzalna promieniowaniem o aktywnej energii i wyrób formowany z cienką utwardzoną powłoką kompozycji |
US12/298,581 US7785713B2 (en) | 2006-04-25 | 2007-04-09 | Active energy ray-curable coating composition and molded article having cured coating film of the composition |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2006120519 | 2006-04-25 | ||
JP2006-120519 | 2006-04-25 | ||
JP2006-123650 | 2006-04-27 | ||
JP2006123650 | 2006-04-27 |
Publications (1)
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WO2007125746A1 true WO2007125746A1 (ja) | 2007-11-08 |
Family
ID=38655279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2007/057829 WO2007125746A1 (ja) | 2006-04-25 | 2007-04-09 | 活性エネルギー線硬化型塗料組成物及び該組成物の硬化被膜を有する成形品 |
Country Status (10)
Country | Link |
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US (1) | US7785713B2 (ja) |
EP (1) | EP2011837B1 (ja) |
KR (1) | KR101356943B1 (ja) |
CN (1) | CN101437904B (ja) |
BR (1) | BRPI0710960B1 (ja) |
CA (1) | CA2650406A1 (ja) |
ES (1) | ES2484094T3 (ja) |
PL (1) | PL2011837T3 (ja) |
TW (1) | TWI399413B (ja) |
WO (1) | WO2007125746A1 (ja) |
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JP2009113433A (ja) * | 2007-11-08 | 2009-05-28 | Tomoegawa Paper Co Ltd | 光学積層体 |
US20100035053A1 (en) * | 2008-01-15 | 2010-02-11 | Yukio Kishi | Curable composition, cured product and laminate |
US9238703B2 (en) * | 2008-01-15 | 2016-01-19 | Kimoto Co., Ltd. | Curable composition, cured product and laminate |
WO2019123942A1 (ja) * | 2017-12-19 | 2019-06-27 | Dic株式会社 | 樹脂組成物、硬化物及び積層体 |
JP2020128558A (ja) * | 2017-12-19 | 2020-08-27 | Dic株式会社 | 樹脂組成物、硬化物及び積層体 |
JPWO2019123942A1 (ja) * | 2017-12-19 | 2020-09-17 | Dic株式会社 | 樹脂組成物、硬化物及び積層体 |
WO2019230538A1 (ja) * | 2018-05-30 | 2019-12-05 | 株式会社スリーボンド | 光硬化性組成物およびその硬化物 |
JPWO2019230538A1 (ja) * | 2018-05-30 | 2021-06-24 | 株式会社スリーボンド | 光硬化性組成物およびその硬化物 |
JP7328563B2 (ja) | 2018-05-30 | 2023-08-17 | 株式会社スリーボンド | 光硬化性組成物およびその硬化物 |
US12012509B2 (en) | 2018-05-30 | 2024-06-18 | Threebond Co., Ltd. | Photocurable composition and cured material thereof |
Also Published As
Publication number | Publication date |
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KR20090013802A (ko) | 2009-02-05 |
CN101437904B (zh) | 2011-12-07 |
EP2011837A4 (en) | 2013-03-13 |
US20090111904A1 (en) | 2009-04-30 |
EP2011837B1 (en) | 2014-05-07 |
PL2011837T3 (pl) | 2014-10-31 |
KR101356943B1 (ko) | 2014-01-28 |
EP2011837A1 (en) | 2009-01-07 |
CN101437904A (zh) | 2009-05-20 |
CA2650406A1 (en) | 2007-11-08 |
TW200801141A (en) | 2008-01-01 |
ES2484094T3 (es) | 2014-08-11 |
TWI399413B (zh) | 2013-06-21 |
BRPI0710960B1 (pt) | 2017-10-31 |
BRPI0710960A2 (pt) | 2012-02-28 |
US7785713B2 (en) | 2010-08-31 |
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