IL39187A - Polyamide fibers and films and their preparation - Google Patents
Polyamide fibers and films and their preparationInfo
- Publication number
- IL39187A IL39187A IL39187A IL3918772A IL39187A IL 39187 A IL39187 A IL 39187A IL 39187 A IL39187 A IL 39187A IL 3918772 A IL3918772 A IL 3918772A IL 39187 A IL39187 A IL 39187A
- Authority
- IL
- Israel
- Prior art keywords
- trans
- radicals
- polyamide
- film
- solvent
- Prior art date
Links
Classifications
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/60—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides
- D01F6/605—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides from aromatic polyamides
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Claims (1)
1. WHAT IS CLAIMED. IS : 1. Fiber and film of polyamide having an inherent viscosity of at least 2.5 and consisting' essentially of recurring units selected from the group: ' 0 0 H H I II II I I I -C-R -C- II -N-R'-N- n O H II I and III -C-R"-N-wherein units I and II, if present in the polymer are present in substantially equimolar amounts, R, R' and R" groups, which may be the same or different, are divalent radicals, n may be zero or the integer one and at least about 95 niol 2. Fiber and film of Claim 1 wherein R, R' and R" are selected from the group of the following radicals which may be substituted: 1,4-phenylene, 4,4'^biphenylene, 1,5-naphthylene, 2,6-naphthylene, trans-1,4-cyclohexylene, 2,5-pyridylene, trans, -trans- , '-bicyclohexylene. and 1,4-phenylene groups linked by trans-vinylene, ethynylene, azo or azoxy; R may also be selected , from the group of trans-vinylene, ethynylene, trans,trans-l,4-butadienylene or 2,4' -trans-vinylenephenylene and R" may be 2, · -trans-vinylenephenylene. . i 3. Fiber and film of Claim 1 wherein R and R» are selected from the group of 1,4-phenylene, 4,41 -biphenylene, 2,6-naphthylene, 1, 5-naphthylene and trans-1,4-cyclohexylene R may also be selected from the' group 2, 5-pyridylene and trans-vinylene; and R" is 1,4-phenylene with the proviso that at least 50 mole 4. Fiber and film of claim 1 wherein the filament or film breaking elongation is at least 4.5%' and the polyamide inherent viscosity is at least 3.0. 5. Fiber or film of claim 1 wherein the fiber or film has radial orientation as shown by an LGO value of at least 10. 6. Fiber or film of claim 1 wherein the LCO value is at least 2,0. 7. Fiber or film of claim 1 wherein the fiber or film consists of poly(p_-phenylene terephthalamide) . • 39187/2' 8. A method for prep^rinp polyamide fibers and film according to Claim 1 comprisin extruding B dope through an orifice through a layer of inert non-coagulating fluid and then into a coagulating bath, the dope comprising a polyamide and a -solvent consisting essentially of sulfuric acid of at least 98$ concentration, chlorosulfuric acid or fluorosulfuric acid and mixtures thereof at a concentration (C) of at least 30 grams of polymer per 100 ml. of solvent, the polyamide having an inherent viscosity of at- least 2.5 but not less than 2.8 - .05(0-30) and consisting essentially of recurring units selected from the group : 0 0 H Ή II II 1 1 I -C-Rn-C- II -N-R'-N- ■·' 1 0 H II I and III -C-R"-N- wherein units I and II, if present in the polyamide, a e present in substantially equimolar amounts, R, R' and R" which may be the same or different, are divalent radicals, n may be zero or the integer one, and at least about 95 mol $ of the total R, R' and R" radicals in the polyamide consist of single rigid radicals with extended bonds or a series of such rigid radicals which are linked together directly by extended bonds with the proviso that rigid ring radicals may be linked by azo or azoxy groups. ' 9. The method of Claim 8 wherein the acid is sulfuric acid of at least 98 concentration. 10. The method of Claim 8 wherein the, dope ίβ' solid o , 0 at 25 C. and is extruded at 40-120 C. 11. The method of Claim 8 wherein the dope is extruded at 70-90°C. 12. The method of Claim 9 wherein the polyamide has an inherent viscosity of at least 3.0 and is present at a concentration of at least 40 grams per 100 ml. of solvent. 13. The method of Claim 9 wherein the polyamide is poly (p-phenylene terephthalamide) . 14. The method of Claim 1 wherein there is "between 40 and 56 grams of polymer per 100 ml. of solvent in the spinning dope. 15. The method of Claim 8 wherein the layer of fluid is between 0.1 and 10 cm. thick. ΐββ The method of Claim 8 wherein the layer of fluid is a gas. 17. The method of Claim 8 wherein the coagulating bath is at a temperature of under 50°C. 18. The method of Claim 17 wherein the fluid layer is air and the coagulating bath is water at a temperature of under 50°C. 19. The method of Claim 8 wherein the rigid radicals are single ring or fused multi-ring aromatic carbocyclic or heterocyclic radicals, trans-l, -cyclohexylene, 1, -[2ί2ί2]- ί I - - - . 39187/2 20. A method for prepprinff polyamide fibers and film ' according to Claim 1 comprising extruding a spinning dope frora an orifice through a layer of inert non-coagulating fluid into a coagulating bath, said dope comprising a polyamide and a solvent consisting essentially of sulfuric acid of at least 98 concentration, chlorosulfuric acid or fluorosulfuric acid and mixtures thereof at a concentration (C) of at least 30 grams of polymer per 100 ml. of solvent, said polyamide having an inherent viscosity of at least 2.5 but no less than 2.8 - .05 (C-30) I and consisting essentially of recurring units selected from the grou : I -C-R^C- II -N-R'-N- 0 H and III -C-R"-N- wherein units I and II, if present in the polymer, are present in substantially equimolar amounts, R, R' and R" may be the same or different divalent radicals, n may be zero or the integer one, and at least about 95 mol of the total, R, R' and R" radicals in the polymer are selected from the group of trans- 1,4-cyclohexylene, 1,4-phenylene, 1, 5-naphthylene, 2,6-naph- thylene, 2,5-pyridylene, 4,4 ' -biphenylene, trans,trans- 1 ' - bicyclohexylene radicals and 1,4-phenylene groups linked b trans-vlnylene, ethynylene, azo or azoxy with the proviso that R may also be selected from trans-vinylene, ethynylene, trans¾ - trans-1, -butadienylene and 2,4' -trans-vinylenephenylene. 21. The method of Claim 20 wherein the polyamide has an inherent viscosity of at least 3.0 and is present at a concentration of at least 40 grams per 100. ml. of solvent. 39187/2 22. The method of Claim 21 wherein the fluid layer is air and the coagulating bath is water at a temperature of under 50°C. 23. j A spinning dope for preparing polyamide fibers and film according to Claim 1 comprising a polynmide and a- = solvent consisting essentially of sulfuric" acid of at least 98$ concentration, chlorosulfuric acid or fluorosulfuric acid and mixtures thereof,' said polyamide having an inherent viscosity of at least 4.0 and consisting essentially of recurring units selected from the group: 0 0 H H II II I I I -C-R -C- II -N-R'-N- n O H II t and III -c-R"-N-wherein units I and II, if present in the polymer, are present in substantially equimolar amounts, R, R1 and R" which may be the same or different, are divalent radicals, n may be zero or the integer one, and at least 95 mol $ of the total, R, R1 and R" radicals in the polymer consist of single rigid radicals with extended bonds or a series of such rigid radicals which are linked together directly by extended bonds, with the proviso that rigid ring radicals may be linked by azo or azoxy groups, the concentration of said polymer in the solvent being at least 30 grams of polymer per 100 ml. of solvent.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13818071A | 1971-04-28 | 1971-04-28 | |
US13821071A | 1971-04-28 | 1971-04-28 | |
US17257271A | 1971-08-17 | 1971-08-17 | |
US17251571A | 1971-08-17 | 1971-08-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
IL39187A0 IL39187A0 (en) | 1972-06-28 |
IL39187A true IL39187A (en) | 1976-02-29 |
Family
ID=27495312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL39187A IL39187A (en) | 1971-04-28 | 1972-04-11 | Polyamide fibers and films and their preparation |
Country Status (19)
Country | Link |
---|---|
JP (3) | JPS5514170B1 (en) |
AR (1) | AR193389A1 (en) |
AU (1) | AU474823B2 (en) |
BE (1) | BE782795A (en) |
CA (1) | CA996716A (en) |
CH (1) | CH531057A (en) |
DD (1) | DD98540A5 (en) |
DE (3) | DE2265806C3 (en) |
DK (1) | DK153800C (en) |
FR (1) | FR2134582B1 (en) |
GB (1) | GB1393011A (en) |
IE (1) | IE36332B1 (en) |
IL (1) | IL39187A (en) |
IT (1) | IT968191B (en) |
LU (1) | LU65248A1 (en) |
NL (1) | NL172569B (en) |
NO (1) | NO136415B (en) |
PL (1) | PL82355B1 (en) |
SE (1) | SE381684B (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5012006B1 (en) * | 1968-06-12 | 1975-05-08 | ||
IL39188A (en) * | 1971-04-28 | 1976-02-29 | Du Pont | Poly(p-phenylene terephthalamide)fibers and their preparation |
SE416814B (en) * | 1974-05-10 | 1981-02-09 | Du Pont | NEW SYNTHETIC POLYESTERS AND SETS FOR THEIR PREPARATION |
NL174730C (en) * | 1974-05-24 | Rhone Poulenc Textile | PROCESS FOR PREPARING AN OPTICAL ANISOTROPIC PREPARATION OF A STATISTICAL OR ORDINARY COPOLYAMIDE, AND PRODUCTS FORMED THEREOF, AND PROCEDURE FOR PREPARING THE COPOLYAMIDS. | |
NL157327C (en) * | 1975-02-21 | 1984-05-16 | Akzo Nv | PROCESS FOR PREPARING POLY-P-PHENYLENE DEPHALAMIDE. |
JPS551324A (en) * | 1978-06-15 | 1980-01-08 | Asahi Chem Ind Co Ltd | Production of aromatic polyamide fiber |
JPS55122011A (en) * | 1979-03-13 | 1980-09-19 | Asahi Chem Ind Co Ltd | Poly-p-phenylene terephthalamide fiber having high young's modulus and its preparation |
JPS55122012A (en) * | 1979-03-13 | 1980-09-19 | Asahi Chem Ind Co Ltd | Poly-p-phenylene terephthalamide fiber having improved fatigue resistance and its production |
NL7904496A (en) * | 1979-06-08 | 1980-12-10 | Akzo Nv | FIBER, WIRE BUNDLE AND ROPE OF POLY-P-PHENYLENE GRADE-LANGUAGE AMIDE. |
NL172680C (en) | 1979-06-08 | 1983-10-03 | Akzo Nv | PROCESS FOR MANUFACTURING FIBERS FROM POLY-P-PHENYLENE DEPTHALAMIDE AND THE PRODUCTS PRODUCED SO. |
EP0087385B1 (en) * | 1982-01-29 | 1986-09-17 | Ciba-Geigy Ag | Transparent, cross-linkable polyamides |
JPS5943114A (en) * | 1982-09-06 | 1984-03-10 | Asahi Chem Ind Co Ltd | Poly(p-phenylene terephthalamide) fiber |
US4869860A (en) * | 1984-08-09 | 1989-09-26 | E. I. Du Pont De Nemours And Company | Spinning process for aromatic polyamide filaments |
JP2603971B2 (en) * | 1987-11-09 | 1997-04-23 | 旭化成工業株式会社 | Flow tube wet spinning method |
DE3835419A1 (en) * | 1988-10-18 | 1990-04-19 | Hoechst Ag | FULLY FLAVORED POLYAMIDES, METHOD FOR THE PRODUCTION THEREOF AND MOLDS MADE THEREOF |
DE3835405A1 (en) * | 1988-10-18 | 1990-05-03 | Hoechst Ag | FULLY FLAVORED POLYAMIDES, METHOD FOR THE PRODUCTION THEREOF AND MOLDS MADE THEREOF |
DE3835441A1 (en) * | 1988-10-18 | 1990-04-26 | Hoechst Ag | FULL-AROMATIC POLYAMIDES, METHOD FOR THE PRODUCTION THEREOF AND THEREFORE MOLDED PICTURES |
DE4010941A1 (en) * | 1990-04-05 | 1991-10-10 | Hoechst Ag | METHOD FOR PRODUCING AROMATIC POPYAMIDES WITH HIGH HYDROLYSIS RESISTANCE |
US5393478A (en) * | 1993-08-20 | 1995-02-28 | The Dow Chemical Company | Process for coagulation and washing of polybenzazole fibers |
WO1999013140A1 (en) | 1997-09-09 | 1999-03-18 | E.I. Du Pont De Nemours And Company | Wholly aromatic synthetic fiber produced by liquid-crystal spinning, process for producing the same, and use thereof |
JP4658194B2 (en) * | 2005-07-06 | 2011-03-23 | コーロン インダストリーズ インク | Method for producing wholly aromatic polyamide filament |
JP2013177716A (en) * | 2012-01-30 | 2013-09-09 | Teijin Ltd | Wholly aromatic polyamide regenerated fiber and method for producing the same |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR738777A (en) * | 1931-07-06 | 1932-12-29 | Bemberg Ag | Process for manufacturing cellulose products |
US2318704A (en) * | 1940-04-02 | 1943-05-11 | Celanese Corp | Production of artificial filaments, foils, and like shaped articles |
NL108288C (en) * | 1957-02-28 | |||
BE600587A (en) * | 1960-02-25 | |||
FR1327017A (en) * | 1960-09-05 | 1963-05-17 | Process for wet spinning of polymers dissolved in aqueous solutions containing electrolytes and device for its implementation | |
US3154610A (en) | 1961-05-31 | 1964-10-27 | Celanese Corp | Process of wet spinning polyamides and prevention of gel formation |
FR1323414A (en) | 1961-05-31 | 1963-04-05 | Celanese Corp | Improvements in the production of extruded products |
US3080210A (en) * | 1961-12-01 | 1963-03-05 | Monsanto Chemicals | Spinning of acrylonitrile polymers |
US3414645A (en) * | 1964-06-19 | 1968-12-03 | Monsanto Co | Process for spinning wholly aromatic polyamide fibers |
GB1175042A (en) * | 1966-03-11 | 1969-12-23 | Compoflex Co Ltd | Improvements in or relating to Flexible Hose or Tubing |
US3411645A (en) * | 1966-06-09 | 1968-11-19 | Hercules Galion Prod Inc | Refuse collecting vehicle forward tilt body |
DE1745254A1 (en) * | 1966-06-13 | 1970-12-23 | Du Pont | Polyamide threads, fibers, films and fibrids |
CA928440A (en) * | 1967-12-27 | 1973-06-12 | I. Bair Thomas | Fibres of aromatic para-oriented polyterephthalamides |
JPS5012006B1 (en) * | 1968-06-12 | 1975-05-08 | ||
GB1272316A (en) * | 1968-07-02 | 1972-04-26 | Toray Industries | Method for production of thermally stable polyimide fibres |
US3532778A (en) * | 1968-10-23 | 1970-10-06 | Celanese Corp | Art of producing shaped,modified,condensation polymers |
US3574811A (en) * | 1969-10-08 | 1971-04-13 | Celanese Corp | Polyamide wet-spinning and stretching process |
US3642706A (en) | 1970-03-03 | 1972-02-15 | Monsanto Co | Process for spinning wholly aromatic polyamide filaments |
IL39188A (en) * | 1971-04-28 | 1976-02-29 | Du Pont | Poly(p-phenylene terephthalamide)fibers and their preparation |
JPH0833594B2 (en) | 1988-09-06 | 1996-03-29 | 富士写真フイルム株式会社 | Irradiation field recognition method |
-
1972
- 1972-04-11 IL IL39187A patent/IL39187A/en unknown
- 1972-04-21 DE DE2265806A patent/DE2265806C3/de not_active Expired - Lifetime
- 1972-04-21 AR AR241599A patent/AR193389A1/en active
- 1972-04-21 DE DE2265807A patent/DE2265807C3/de not_active Expired - Lifetime
- 1972-04-21 DE DE2219703A patent/DE2219703C3/en not_active Expired
- 1972-04-26 AU AU41535/72A patent/AU474823B2/en not_active Expired
- 1972-04-26 LU LU65248D patent/LU65248A1/xx unknown
- 1972-04-26 PL PL1972154989A patent/PL82355B1/pl unknown
- 1972-04-27 NO NO1475/72A patent/NO136415B/no unknown
- 1972-04-27 IE IE559/72A patent/IE36332B1/en unknown
- 1972-04-27 CA CA140,785A patent/CA996716A/en not_active Expired
- 1972-04-27 DD DD162692A patent/DD98540A5/xx unknown
- 1972-04-27 DK DK213172A patent/DK153800C/en not_active IP Right Cessation
- 1972-04-27 JP JP4180272A patent/JPS5514170B1/ja active Pending
- 1972-04-27 FR FR7215014A patent/FR2134582B1/fr not_active Expired
- 1972-04-27 GB GB1957472A patent/GB1393011A/en not_active Expired
- 1972-04-27 SE SE7205570A patent/SE381684B/en unknown
- 1972-04-28 IT IT23690/72A patent/IT968191B/en active
- 1972-04-28 BE BE782795A patent/BE782795A/en not_active IP Right Cessation
- 1972-04-28 CH CH638772A patent/CH531057A/en not_active IP Right Cessation
- 1972-04-28 NL NLAANVRAGE7205836,A patent/NL172569B/en not_active Application Discontinuation
-
1975
- 1975-04-16 JP JP50045402A patent/JPS5914568B2/en not_active Expired
- 1975-04-16 JP JP50045401A patent/JPS5914567B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IL39187A0 (en) | 1972-06-28 |
JPS5514170B1 (en) | 1980-04-14 |
IE36332B1 (en) | 1976-10-13 |
AU4153572A (en) | 1973-11-01 |
NL172569B (en) | 1983-04-18 |
NO136415B (en) | 1977-05-23 |
JPS5130257A (en) | 1976-03-15 |
IE36332L (en) | 1972-10-28 |
CH531057A (en) | 1972-11-30 |
FR2134582B1 (en) | 1979-06-08 |
LU65248A1 (en) | 1972-07-13 |
DE2265806C3 (en) | 1991-03-07 |
DE2219703C3 (en) | 1984-06-07 |
JPS5914567B2 (en) | 1984-04-05 |
DK153800B (en) | 1988-09-05 |
SE381684B (en) | 1975-12-15 |
BE782795A (en) | 1972-10-30 |
GB1393011A (en) | 1975-05-07 |
DE2219703A1 (en) | 1972-11-09 |
FR2134582A1 (en) | 1972-12-08 |
DE2265807C3 (en) | 1990-05-10 |
JPS5914568B2 (en) | 1984-04-05 |
AR193389A1 (en) | 1973-04-23 |
DE2219703B2 (en) | 1975-01-16 |
DK153800C (en) | 1989-01-16 |
JPS5123566A (en) | 1976-02-25 |
IT968191B (en) | 1974-03-20 |
DD98540A5 (en) | 1973-06-20 |
PL82355B1 (en) | 1975-10-31 |
NL7205836A (en) | 1972-10-31 |
CA996716A (en) | 1976-09-14 |
AU474823B2 (en) | 1976-08-05 |
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