CN107337919A - A kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof - Google Patents
A kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof Download PDFInfo
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- CN107337919A CN107337919A CN201710416801.XA CN201710416801A CN107337919A CN 107337919 A CN107337919 A CN 107337919A CN 201710416801 A CN201710416801 A CN 201710416801A CN 107337919 A CN107337919 A CN 107337919A
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Abstract
The present invention provides a kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof, is related to engineering plastics production technical field, the new heat insulating strip for aluminum alloy doors and windows includes the raw material of following parts by weight：80 90 parts of nylon resin, 35 55 parts of polyester fiber, 22 40 parts of glass fibre, 12 32 parts of boron fibre, 15 29 parts of polyacrylonitrile fibre, 17 33 parts of quartz glass fibre, 21 35 parts of talcum powder, 13 21 parts of attapulgite, 19 31 parts of expanded and vitrified small ball, 19 21 parts of aeroge, 11 21 parts of sponge rubber, 15 33 parts of polyurethane foam plastics, 0.3 0.7 parts of fire retardant, 0.2 0.8 parts of toughener, 0.2 0.4 parts of coupling agent, 0.2 0.6 parts of antioxidant, 0.1 0.5 parts of light stabilizer, 37 parts of 0.1 0.5 parts of heat stabilizer and Masterbatch；Preparation method comprises the following steps：(1) raw material is weighed；(2) pre-process；(3) mixing pellet is prepared；(4) dry；(5) shape.The present invention, which solves, to be currently used for the heat insulating strips of aluminum alloy doors and windows and there are problems that tensile strength is low, heat insulation property is poor and heat labile.
Description
Technical field
The invention belongs to engineering plastics production technical field, and in particular to a kind of new heat insulating strip for aluminum alloy doors and windows
And preparation method thereof.
Background technology
In order to realize the purpose of energy-conservation, in the 1990s, hot cold bridge technology is resolved in aluminum alloy doors and windows use in China's, just
Be by aluminium alloy doorframe and window frame be divided into three parts-outside aluminum alloy frame, internal aluminum alloy frame and connection inside and outside aluminium frame intermediate core
Subdivision, and to be heat insulating strip be just referred to as middle mandrel sections " break hot cold bridge ".Heat insulating strip as aluminum alloy doors and windows, it is desirable to possess
Excellent mechanical property, especially horizontal tensile property, and with spies such as high gloss, good stability of the dimension, heat resistance height
Property.
There is tensile strength is low, heat insulation property is poor and heat labile for the existing new heat insulating strip for aluminum alloy doors and windows
Problem.
The content of the invention
In order to solve the existing new heat insulating strip for aluminum alloy doors and windows there is tensile strength is low, heat insulation property is poor and
Heat labile problem, it is an object of the invention to provide a kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof, system
The new heat insulating strip for aluminum alloy doors and windows obtained has the advantages of tensile strength is high, heat insulation property is good and heat-resisting.
The invention provides following technical scheme：
A kind of new heat insulating strip for aluminum alloy doors and windows, include the raw material of following parts by weight：Nylon resin 80-90 parts,
Polyester fiber 35-55 parts, glass fibre 22-40 parts, boron fibre 12-32 parts, polyacrylonitrile fibre 15-29 parts, quartz glass are fine
Tie up 17-33 parts, talcum powder 21-35 parts, attapulgite 13-21 parts, expanded and vitrified small ball 19-31 parts, aeroge 19-21 parts, sea
Continuous rubber 11-21 parts, polyurethane foam plastics 15-33 parts, fire retardant 0.3-0.7 parts, toughener 0.2-0.8 parts, coupling agent
0.2-0.4 parts, antioxidant 0.2-0.6 parts, light stabilizer 0.1-0.5 parts, heat stabilizer 0.1-0.5 parts and Masterbatch 3-7 parts.
Polyester fiber is with the addition of in raw material, polyester fiber has the advantages of intensity height, acid and alkali-resistance, elasticity are good and durable.
Glass fibre is with the addition of in raw material, glass fibre has heat-resisting, non-ignitable, corrosion-resistant, heat-insulated, sound insulation, tensile strength
The advantages of high and elasticity is good.
Boron fibre is with the addition of in raw material, boron fibre has the advantages of high temperature resistant, tensile strength height and anti-compression properties are good.
It with the addition of polyacrylonitrile fibre in raw material, polyacrylonitrile fibre has that intensity is high, impact resistance is good, heat-resisting, corrosion resistant
With it is fast light.
Quartz glass fibre is with the addition of in raw material, quartz glass fibre has high temperature resistant, corrosion-resistant, heat-insulated and chemically stable
The characteristics of property is good.
Talcum powder is with the addition of in raw material, filler of the talcum powder as heat insulating strip, it has slip, fire resistance, fusing point high
The characteristics of with chemical property stabilization.
It with the addition of attapulgite in raw material, attapulgite has that good weatherability, good leveling property, thermal insulation are good and the feature of environmental protection is good
The characteristics of.
Expanded and vitrified small ball is with the addition of in raw material, expanded and vitrified small ball has internal porous, surface vitreous closing, physics and chemistry
The characteristics of matter is stable, fire resistance is good and heat insulation property is good.
It with the addition of aeroge in raw material, the characteristics of flexible good and heat insulation property of aeroge is good.
Sponge rubber is with the addition of in raw material, sponge rubber is the vulcanization rubber of spongy loose structure, is had light, elastic
Get well, do not readily conduct heat, relax the characteristics of impact is good and adiabatic.
Polyurethane foam plastics is with the addition of in raw material, polyurethane foam plastics has the characteristics of heat insulation property is good.
Preferably, the raw material of following parts by weight is included：85 parts of nylon resin, 45 parts of polyester fiber, 31 parts of glass fibre, boron
22 parts of fiber, 22 parts of polyacrylonitrile fibre, 25 parts of quartz glass fibre, 28 parts of talcum powder, 17 parts of attapulgite, expansion vitrification are micro-
25 parts of pearl, 20 parts of aeroge, 16 parts of sponge rubber, 24 parts of polyurethane foam plastics, 0.5 part of fire retardant, 0.5 part of toughener, idol
Join 5 parts of 0.3 part of agent, 0.4 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of heat stabilizer and Masterbatch.
Preferably, the fire retardant be antimony oxide, magnesium hydroxide and aluminium hydroxide in one or more, Neng Gouyou
Effect ground prevents or delays flame transmission.
Preferably, the toughener is nano-calcium carbonate, can improve the rheological characteristic, toughness and stability of heat insulating strip.
Preferably, the coupling agent is titanate coupling agent or zirconium class coupling agent, can reduce the viscous of molten synthetic resin
Degree, improve the interface performance of resin and filler.
Preferably, the antioxidant is thio-2 acid 2 stearyl ester, can prevent or delay heat insulating strip to aoxidize.
Preferably, the light stabilizer is nano titanium oxide, can cover or reflect the material of ultraviolet, prevent light from
Penetrate inside heat insulating strip, so as to protect heat insulating strip.
Preferably, the heat stabilizer is barium stearate, it is possible to increase the thermostability of heat insulating strip.
A kind of preparation method of the new heat insulating strip for aluminum alloy doors and windows, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the new heat insulating strip raw material for aluminum alloy doors and windows；
(2) polyester fiber, glass fibre, boron fibre, polyacrylonitrile fibre, quartz glass fibre are carried out using coupling agent
Pretreatment, produces pretreated fiber batch mixing；
(3) by nylon resin, talcum powder, attapulgite, expanded and vitrified small ball, aeroge, sponge rubber, polyurethane foam
After plastics, fire retardant, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are well mixed, put twin-screw into and squeeze
Go out in machine, then pass through pretreated fiber batch mixing, each area of double screw extruder toward addition step (2) in double screw extruder is middle
Temperature control at 240-270 DEG C, the rotating speed of main frame is 400-600r/min, feed rate 40-60r/min, through twin-screw
Extruder melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mixed of drying at 125-130 DEG C
Close pellet；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 40-50r/ in screw speed
Min, each area's temperature are melting extrusion under conditions of 240-280 DEG C, and by mould shape, hauling speed 10-15r/min,
Produce the new heat insulating strip for aluminum alloy doors and windows.
The beneficial effects of the invention are as follows：
1st, the new heat insulating strip for aluminum alloy doors and windows that the present invention develops, solves and is currently used for aluminum alloy doors and windows
Heat insulating strip has that tensile strength is low, heat insulation property is poor and heat labile.
2nd, polyester fiber is with the addition of in raw material of the invention, polyester fiber has intensity height, acid and alkali-resistance, elasticity good and durable
The advantages of.
3rd, with the addition of glass fibre in raw material of the invention, glass fibre have it is heat-resisting, non-ignitable, corrosion-resistant, heat-insulated, every
The advantages of sound, tensile strength are high and elastic good.
4th, boron fibre is with the addition of in raw material of the invention, boron fibre has high temperature resistant, tensile strength high and anti-compression properties
The advantages of good.
5th, with the addition of polyacrylonitrile fibre in raw material of the invention, polyacrylonitrile fibre have intensity is high, impact resistance is good,
Heat-resisting, corrosion resistant and fast light.
6th, it with the addition of quartz glass fibre in raw material of the invention, quartz glass fibre has high temperature resistant, corrosion-resistant, heat-insulated
With chemical stability it is good the characteristics of.
7th, talcum powder is with the addition of in raw material of the invention, filler of the talcum powder as heat insulating strip, it has slip, fire resisting
Property, fusing point it is high and the characteristics of chemical property is stable.
8th, attapulgite is with the addition of in raw material of the invention, attapulgite has good weatherability, good leveling property, thermal insulation good
With the feature of environmental protection it is good the characteristics of.
9th, expanded and vitrified small ball is with the addition of in raw material of the invention, expanded and vitrified small ball has internal porous, surface vitreous
Closing, stable in physicochemical property, fire resistance are good and the characteristics of heat insulation property is good.
10th, aeroge is with the addition of in raw material of the invention, the characteristics of flexible good and heat insulation property of aeroge is good.
11st, sponge rubber is with the addition of in raw material of the invention, sponge rubber is the vulcanization rubber of spongy loose structure, is had
Have it is light, elasticity it is good, do not readily conduct heat, relax the characteristics of impact is good and adiabatic.
12nd, polyurethane foam plastics is with the addition of in raw material of the invention, polyurethane foam plastics has heat insulation property good
The characteristics of.
13rd, heretofore described fire retardant be antimony oxide, magnesium hydroxide and aluminium hydroxide in one or more, energy
It is enough effectively to prevent or delay flame transmission.
14th, heretofore described toughener is nano-calcium carbonate, can improve the rheological characteristic of heat insulating strip, toughness and stably
Property.
15th, heretofore described coupling agent is titanate coupling agent or zirconium class coupling agent, can reduce molten synthetic resin
Viscosity, improve the interface performance of resin and filler.
16th, heretofore described antioxidant is thio-2 acid 2 stearyl ester, can prevent or delay heat insulating strip oxygen
Change.
17th, heretofore described light stabilizer is nano titanium oxide, can cover or reflect the material of ultraviolet, make light
It can not penetrate inside heat insulating strip, so as to protect heat insulating strip.
18th, heretofore described heat stabilizer is barium stearate, it is possible to increase the thermostability of heat insulating strip.
Embodiment
Embodiment 1
A kind of new heat insulating strip for aluminum alloy doors and windows, include the raw material of following parts by weight：85 parts of nylon resin, polyester
45 parts of fiber, 31 parts of glass fibre, 22 parts of boron fibre, 22 parts of polyacrylonitrile fibre, 25 parts of quartz glass fibre, talcum powder 28
Part, 17 parts of attapulgite, 25 parts of expanded and vitrified small ball, 20 parts of aeroge, 16 parts of sponge rubber, 24 parts of polyurethane foam plastics,
0.5 part of fire retardant, 0.5 part of toughener, 0.3 part of coupling agent, 0.4 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of heat stabilizer
With 5 parts of Masterbatch.
Polyester fiber is with the addition of in raw material, polyester fiber has the advantages of intensity height, acid and alkali-resistance, elasticity are good and durable.
Glass fibre is with the addition of in raw material, glass fibre has heat-resisting, non-ignitable, corrosion-resistant, heat-insulated, sound insulation, tensile strength
The advantages of high and elasticity is good.
Boron fibre is with the addition of in raw material, boron fibre has the advantages of high temperature resistant, tensile strength height and anti-compression properties are good.
It with the addition of polyacrylonitrile fibre in raw material, polyacrylonitrile fibre has that intensity is high, impact resistance is good, heat-resisting, corrosion resistant
With it is fast light.
Quartz glass fibre is with the addition of in raw material, quartz glass fibre has high temperature resistant, corrosion-resistant, heat-insulated and chemically stable
The characteristics of property is good.
Talcum powder is with the addition of in raw material, filler of the talcum powder as heat insulating strip, it has slip, fire resistance, fusing point high
The characteristics of with chemical property stabilization.
It with the addition of attapulgite in raw material, attapulgite has that good weatherability, good leveling property, thermal insulation are good and the feature of environmental protection is good
The characteristics of.
Expanded and vitrified small ball is with the addition of in raw material, expanded and vitrified small ball has internal porous, surface vitreous closing, physics and chemistry
The characteristics of matter is stable, fire resistance is good and heat insulation property is good.
It with the addition of aeroge in raw material, the characteristics of flexible good and heat insulation property of aeroge is good.
Sponge rubber is with the addition of in raw material, sponge rubber is the vulcanization rubber of spongy loose structure, is had light, elastic
Get well, do not readily conduct heat, relax the characteristics of impact is good and adiabatic.
Polyurethane foam plastics is with the addition of in raw material, polyurethane foam plastics has the characteristics of heat insulation property is good.
Fire retardant be antimony oxide, magnesium hydroxide and aluminium hydroxide in one or more, can effectively prevent or
Delay flame transmission.
Toughener is nano-calcium carbonate, can improve the rheological characteristic, toughness and stability of heat insulating strip.
Coupling agent is titanate coupling agent or zirconium class coupling agent, can reduce the viscosity of molten synthetic resin, improves resin
With the interface performance of filler.
Antioxidant is thio-2 acid 2 stearyl ester, can prevent or delay heat insulating strip to aoxidize.
Light stabilizer is nano titanium oxide, can cover or reflect the material of ultraviolet, prevents light from penetrating heat insulating strip
Inside, so as to protect heat insulating strip.
Heat stabilizer is barium stearate, it is possible to increase the thermostability of heat insulating strip.
A kind of preparation method of the new heat insulating strip for aluminum alloy doors and windows, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the new heat insulating strip raw material for aluminum alloy doors and windows；
(2) polyester fiber, glass fibre, boron fibre, polyacrylonitrile fibre, quartz glass fibre are carried out using coupling agent
Pretreatment, produces pretreated fiber batch mixing；
(3) by nylon resin, talcum powder, attapulgite, expanded and vitrified small ball, aeroge, sponge rubber, polyurethane foam
After plastics, fire retardant, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are well mixed, put twin-screw into and squeeze
Go out in machine, then pass through pretreated fiber batch mixing, each area of double screw extruder toward addition step (2) in double screw extruder is middle
Temperature control at 240-270 DEG C, the rotating speed of main frame is 400-600r/min, feed rate 40-60r/min, through twin-screw
Extruder melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mixed of drying at 125-130 DEG C
Close pellet；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 40-50r/ in screw speed
Min, each area's temperature are melting extrusion under conditions of 240-280 DEG C, and by mould shape, hauling speed 10-15r/min,
Produce the new heat insulating strip for aluminum alloy doors and windows.
Embodiment 2
A kind of new heat insulating strip for aluminum alloy doors and windows, include the raw material of following parts by weight：80 parts of nylon resin, polyester
35 parts of fiber, 22 parts of glass fibre, 12 parts of boron fibre, 15 parts of polyacrylonitrile fibre, 17 parts of quartz glass fibre, talcum powder 21
Part, 13 parts of attapulgite, 19 parts of expanded and vitrified small ball, 19 parts of aeroge, 11 parts of sponge rubber, 15 parts of polyurethane foam plastics,
0.3 part of fire retardant, 0.2 part of toughener, 0.2 part of coupling agent, 0.2 part of antioxidant, 0.1 part of light stabilizer, 0.1 part of heat stabilizer
With 3 parts of Masterbatch.
Polyester fiber is with the addition of in raw material, polyester fiber has the advantages of intensity height, acid and alkali-resistance, elasticity are good and durable.
Glass fibre is with the addition of in raw material, glass fibre has heat-resisting, non-ignitable, corrosion-resistant, heat-insulated, sound insulation, tensile strength
The advantages of high and elasticity is good.
Boron fibre is with the addition of in raw material, boron fibre has the advantages of high temperature resistant, tensile strength height and anti-compression properties are good.
It with the addition of polyacrylonitrile fibre in raw material, polyacrylonitrile fibre has that intensity is high, impact resistance is good, heat-resisting, corrosion resistant
With it is fast light.
Quartz glass fibre is with the addition of in raw material, quartz glass fibre has high temperature resistant, corrosion-resistant, heat-insulated and chemically stable
The characteristics of property is good.
Talcum powder is with the addition of in raw material, filler of the talcum powder as heat insulating strip, it has slip, fire resistance, fusing point high
The characteristics of with chemical property stabilization.
It with the addition of attapulgite in raw material, attapulgite has that good weatherability, good leveling property, thermal insulation are good and the feature of environmental protection is good
The characteristics of.
Expanded and vitrified small ball is with the addition of in raw material, expanded and vitrified small ball has internal porous, surface vitreous closing, physics and chemistry
The characteristics of matter is stable, fire resistance is good and heat insulation property is good.
It with the addition of aeroge in raw material, the characteristics of flexible good and heat insulation property of aeroge is good.
Sponge rubber is with the addition of in raw material, sponge rubber is the vulcanization rubber of spongy loose structure, is had light, elastic
Get well, do not readily conduct heat, relax the characteristics of impact is good and adiabatic.
Polyurethane foam plastics is with the addition of in raw material, polyurethane foam plastics has the characteristics of heat insulation property is good.
Fire retardant be antimony oxide, magnesium hydroxide and aluminium hydroxide in one or more, can effectively prevent or
Delay flame transmission.
Toughener is nano-calcium carbonate, can improve the rheological characteristic, toughness and stability of heat insulating strip.
Coupling agent is titanate coupling agent or zirconium class coupling agent, can reduce the viscosity of molten synthetic resin, improves resin
With the interface performance of filler.
Antioxidant is thio-2 acid 2 stearyl ester, can prevent or delay heat insulating strip to aoxidize.
Light stabilizer is nano titanium oxide, can cover or reflect the material of ultraviolet, prevents light from penetrating heat insulating strip
Inside, so as to protect heat insulating strip.
Heat stabilizer is barium stearate, it is possible to increase the thermostability of heat insulating strip.
A kind of preparation method of the new heat insulating strip for aluminum alloy doors and windows, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the new heat insulating strip raw material for aluminum alloy doors and windows；
(2) polyester fiber, glass fibre, boron fibre, polyacrylonitrile fibre, quartz glass fibre are carried out using coupling agent
Pretreatment, produces pretreated fiber batch mixing；
(3) by nylon resin, talcum powder, attapulgite, expanded and vitrified small ball, aeroge, sponge rubber, polyurethane foam
After plastics, fire retardant, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are well mixed, put twin-screw into and squeeze
Go out in machine, then pass through pretreated fiber batch mixing, each area of double screw extruder toward addition step (2) in double screw extruder is middle
Temperature control at 240-270 DEG C, the rotating speed of main frame is 400-600r/min, feed rate 40-60r/min, through twin-screw
Extruder melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mixed of drying at 125-130 DEG C
Close pellet；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 40-50r/ in screw speed
Min, each area's temperature are melting extrusion under conditions of 240-280 DEG C, and by mould shape, hauling speed 10-15r/min,
Produce the new heat insulating strip for aluminum alloy doors and windows.
Embodiment 3
A kind of new heat insulating strip for aluminum alloy doors and windows, include the raw material of following parts by weight：90 parts of nylon resin, polyester
55 parts of fiber, 40 parts of glass fibre, 32 parts of boron fibre, 29 parts of polyacrylonitrile fibre, 33 parts of quartz glass fibre, talcum powder 35
Part, 21 parts of attapulgite, 31 parts of expanded and vitrified small ball, 21 parts of aeroge, 21 parts of sponge rubber, 33 parts of polyurethane foam plastics,
0.7 part of fire retardant, 0.8 part of toughener, 0.4 part of coupling agent, 0.6 part of antioxidant, 0.5 part of light stabilizer, 0.5 part of heat stabilizer
With 7 parts of Masterbatch.
Polyester fiber is with the addition of in raw material, polyester fiber has the advantages of intensity height, acid and alkali-resistance, elasticity are good and durable.
Glass fibre is with the addition of in raw material, glass fibre has heat-resisting, non-ignitable, corrosion-resistant, heat-insulated, sound insulation, tensile strength
The advantages of high and elasticity is good.
Boron fibre is with the addition of in raw material, boron fibre has the advantages of high temperature resistant, tensile strength height and anti-compression properties are good.
It with the addition of polyacrylonitrile fibre in raw material, polyacrylonitrile fibre has that intensity is high, impact resistance is good, heat-resisting, corrosion resistant
With it is fast light.
Quartz glass fibre is with the addition of in raw material, quartz glass fibre has high temperature resistant, corrosion-resistant, heat-insulated and chemically stable
The characteristics of property is good.
Talcum powder is with the addition of in raw material, filler of the talcum powder as heat insulating strip, it has slip, fire resistance, fusing point high
The characteristics of with chemical property stabilization.
It with the addition of attapulgite in raw material, attapulgite has that good weatherability, good leveling property, thermal insulation are good and the feature of environmental protection is good
The characteristics of.
Expanded and vitrified small ball is with the addition of in raw material, expanded and vitrified small ball has internal porous, surface vitreous closing, physics and chemistry
The characteristics of matter is stable, fire resistance is good and heat insulation property is good.
It with the addition of aeroge in raw material, the characteristics of flexible good and heat insulation property of aeroge is good.
Sponge rubber is with the addition of in raw material, sponge rubber is the vulcanization rubber of spongy loose structure, is had light, elastic
Get well, do not readily conduct heat, relax the characteristics of impact is good and adiabatic.
Polyurethane foam plastics is with the addition of in raw material, polyurethane foam plastics has the characteristics of heat insulation property is good.
Fire retardant be antimony oxide, magnesium hydroxide and aluminium hydroxide in one or more, can effectively prevent or
Delay flame transmission.
Toughener is nano-calcium carbonate, can improve the rheological characteristic, toughness and stability of heat insulating strip.
Coupling agent is titanate coupling agent or zirconium class coupling agent, can reduce the viscosity of molten synthetic resin, improves resin
With the interface performance of filler.
Antioxidant is thio-2 acid 2 stearyl ester, can prevent or delay heat insulating strip to aoxidize.
Light stabilizer is nano titanium oxide, can cover or reflect the material of ultraviolet, prevents light from penetrating heat insulating strip
Inside, so as to protect heat insulating strip.
Heat stabilizer is barium stearate, it is possible to increase the thermostability of heat insulating strip.
A kind of preparation method of the new heat insulating strip for aluminum alloy doors and windows, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the new heat insulating strip raw material for aluminum alloy doors and windows；
(2) polyester fiber, glass fibre, boron fibre, polyacrylonitrile fibre, quartz glass fibre are carried out using coupling agent
Pretreatment, produces pretreated fiber batch mixing；
(3) by nylon resin, talcum powder, attapulgite, expanded and vitrified small ball, aeroge, sponge rubber, polyurethane foam
After plastics, fire retardant, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are well mixed, put twin-screw into and squeeze
Go out in machine, then pass through pretreated fiber batch mixing, each area of double screw extruder toward addition step (2) in double screw extruder is middle
Temperature control at 240-270 DEG C, the rotating speed of main frame is 400-600r/min, feed rate 40-60r/min, through twin-screw
Extruder melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mixed of drying at 125-130 DEG C
Close pellet；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 40-50r/ in screw speed
Min, each area's temperature are melting extrusion under conditions of 240-280 DEG C, and by mould shape, hauling speed 10-15r/min,
Produce the new heat insulating strip for aluminum alloy doors and windows.
Comparative example 1
A kind of heat insulating strip for aluminum alloy doors and windows, include the raw material of following parts by weight：90 parts of nylon resin, glass fibre
30 parts, 25 parts of inorganic filler, 0.6 part of toughener, 0.3 part of coupling agent, 0.5 part of antioxidant, 0.4 part of light stabilizer, thermostabilization
6 parts of 0.4 part of agent and Masterbatch.
A kind of preparation method of heat insulating strip for aluminum alloy doors and windows, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the heat insulating strip raw material for aluminum alloy doors and windows；
(2) glass fibre is pre-processed using coupling agent, produces pretreated fiber；
(3) nylon resin, inorganic filler, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are mixed
After uniformly, put into double screw extruder, then pass through pretreated fiber toward addition step (2) in double screw extruder is middle,
For the temperature control in each area of double screw extruder at 240-280 DEG C, the rotating speed of main frame is 350-600r/min, feed rate 30-
60r/min, through double screw extruder melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mixed of drying at 120-130 DEG C
Close pellet；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 30-50r/ in screw speed
Min, each area's temperature are melting extrusion under conditions of 240-290 DEG C, and by mould shape, hauling speed 10-15r/min,
Produce the new heat insulating strip for aluminum alloy doors and windows.
The heat insulating strip progressive for aluminum alloy doors and windows will be made in embodiment 1, embodiment 2, embodiment 3 and comparative example 1
It can test, test result is as shown in table 1：
From the data of table 1 compare as can be seen that it is an advantage of the invention that：
1st, it can be seen that the anti-of embodiment 1-3 from the new heat insulating strip tensile strength values for aluminum alloy doors and windows measured
Tensile strength value is above comparative example 1, illustrates that the tensile strength of the new heat insulating strip for aluminum alloy doors and windows of the present invention is high.
2nd, it can be seen that leading for embodiment 1-3 from the thermal conductivity factor of the new heat insulating strip for aluminum alloy doors and windows measured
Hot coefficient is below comparative example 1, illustrates the high insulating effect of the new heat insulating strip for aluminum alloy doors and windows of the present invention.
3rd, it can be seen that embodiment 1-3's from the heat distortion temperature of the new heat insulating strip for aluminum alloy doors and windows measured
Heat distortion temperature is above comparative example 1, illustrates the heat-resist of the new heat insulating strip for aluminum alloy doors and windows of the invention.
4th, the data from the new heat insulating strip for aluminum alloy doors and windows measured in each project can be seen that embodiment 1
Embodiment 2, embodiment 3 and comparative example 1 are superior to, illustrates that the raw material of the new heat insulating strip for aluminum alloy doors and windows of the present invention is matched somebody with somebody
Side and the reasonability of preparation method.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or equivalent substitution, all essences in the present invention are carried out to which part technical characteristic
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (9)
1. a kind of new heat insulating strip for aluminum alloy doors and windows, it is characterised in that include the raw material of following parts by weight：Nylon resin
80-90 parts, polyester fiber 35-55 parts, glass fibre 22-40 parts, boron fibre 12-32 parts, polyacrylonitrile fibre 15-29 parts, stone
English glass fibre 17-33 parts, talcum powder 21-35 parts, attapulgite 13-21 parts, expanded and vitrified small ball 19-31 parts, aeroge 19-
21 parts, sponge rubber 11-21 parts, polyurethane foam plastics 15-33 parts, fire retardant 0.3-0.7 parts, toughener 0.2-0.8 parts, idol
Join agent 0.2-0.4 parts, antioxidant 0.2-0.6 parts, light stabilizer 0.1-0.5 parts, heat stabilizer 0.1-0.5 parts and Masterbatch 3-
7 parts.
2. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that including following parts by weight
Raw material：85 parts of nylon resin, 45 parts of polyester fiber, 31 parts of glass fibre, 22 parts of boron fibre, 22 parts of polyacrylonitrile fibre, stone
25 parts of English glass fibre, 28 parts of talcum powder, 17 parts of attapulgite, 25 parts of expanded and vitrified small ball, 20 parts of aeroge, sponge rubber 16
Part, 24 parts of polyurethane foam plastics, 0.5 part of fire retardant, 0.5 part of toughener, 0.3 part of coupling agent, 0.4 part of antioxidant, light are steady
Determine 5 parts of 0.3 part of agent, 0.3 part of heat stabilizer and Masterbatch.
3. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The fire retardant is three
Aoxidize the one or more in two antimony, magnesium hydroxide and aluminium hydroxide.
4. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The toughener is to receive
Rice calcium carbonate.
5. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The coupling agent is titanium
Acid esters coupling agent or zirconium class coupling agent.
6. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The antioxidant is
Thio-2 acid 2 stearyl ester.
7. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The light stabilizer is
Nano titanium oxide.
8. the new heat insulating strip for aluminum alloy doors and windows according to claim 1, it is characterised in that：The heat stabilizer is
Barium stearate.
9. a kind of preparation method of new heat insulating strip for aluminum alloy doors and windows as described in claim 1-8 any one, its
It is characterised by, comprises the following steps：
(1) raw material is weighed according to the parts by weight of the new heat insulating strip raw material for aluminum alloy doors and windows；
(2) polyester fiber, glass fibre, boron fibre, polyacrylonitrile fibre, quartz glass fibre are located in advance using coupling agent
Reason, produces pretreated fiber batch mixing；
(3) nylon resin, talcum powder, attapulgite, expanded and vitrified small ball, aeroge, sponge rubber, polyurethane foam are moulded
After material, fire retardant, toughener, antioxidant, light stabilizer, heat stabilizer and Masterbatch are well mixed, twin-screw extrusion is put into
In machine, then toward adding in double screw extruder pass through pretreated fiber batch mixing in step (2), each area of double screw extruder
For temperature control at 240-270 DEG C, the rotating speed of main frame is 400-600r/min, feed rate 40-60r/min, is squeezed through twin-screw
Go out machine melt blending, produce mixing pellet；
(4) obtained mixing pellet is placed in 4-6h in baking oven, temperature control produces the mangcorn of drying at 125-130 DEG C
Material；
(5) the mixing pellet by drying in step (4) is put into single screw extrusion machine, is 40-50r/min, respectively in screw speed
Area's temperature is melting extrusion under conditions of 240-280 DEG C, and by mould shape, hauling speed 10-15r/min, is produced new
Type is used for the heat insulating strip of aluminum alloy doors and windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710416801.XA CN107337919A (en) | 2017-06-06 | 2017-06-06 | A kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710416801.XA CN107337919A (en) | 2017-06-06 | 2017-06-06 | A kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof |
Publications (1)
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| CN107337919A true CN107337919A (en) | 2017-11-10 |
Family
ID=60219895
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710416801.XA Withdrawn CN107337919A (en) | 2017-06-06 | 2017-06-06 | A kind of new heat insulating strip for aluminum alloy doors and windows and preparation method thereof |
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| CN (1) | CN107337919A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108456423A (en) * | 2018-03-17 | 2018-08-28 | 晋泽良 | A kind of thermal insulation plate and preparation method thereof |
| CN113085312A (en) * | 2021-03-25 | 2021-07-09 | 安徽优泰新材料有限公司 | Novel heat insulation strip and preparation method thereof |
| CN113183541A (en) * | 2021-03-25 | 2021-07-30 | 安徽优泰新材料有限公司 | Composite heat insulation strip and preparation method thereof |
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| CN101307147A (en) * | 2007-09-18 | 2008-11-19 | 佛山市南海易乐工程塑料有限公司 | Glass fibre reinforced nylon colorful heat insulation stripe for al-alloy door & window and method for preparing same |
| CN101798460A (en) * | 2010-02-08 | 2010-08-11 | 佛山市南海易乐工程塑料有限公司 | Composite flame retardant glass fibre reinforced nylon 66 insulating strip and preparation method thereof |
| CN101948296A (en) * | 2010-09-28 | 2011-01-19 | 航天特种材料及工艺技术研究所 | High-performance thermal insulation material and preparation method thereof |
| CN105524456A (en) * | 2014-10-22 | 2016-04-27 | 中国石油化工股份有限公司 | Glass fiber reinforced nylon heat insulating strip used for aluminum alloy doors and windows as well as preparation method thereof |
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2017
- 2017-06-06 CN CN201710416801.XA patent/CN107337919A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101307147A (en) * | 2007-09-18 | 2008-11-19 | 佛山市南海易乐工程塑料有限公司 | Glass fibre reinforced nylon colorful heat insulation stripe for al-alloy door & window and method for preparing same |
| CN101798460A (en) * | 2010-02-08 | 2010-08-11 | 佛山市南海易乐工程塑料有限公司 | Composite flame retardant glass fibre reinforced nylon 66 insulating strip and preparation method thereof |
| CN101948296A (en) * | 2010-09-28 | 2011-01-19 | 航天特种材料及工艺技术研究所 | High-performance thermal insulation material and preparation method thereof |
| CN105524456A (en) * | 2014-10-22 | 2016-04-27 | 中国石油化工股份有限公司 | Glass fiber reinforced nylon heat insulating strip used for aluminum alloy doors and windows as well as preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108456423A (en) * | 2018-03-17 | 2018-08-28 | 晋泽良 | A kind of thermal insulation plate and preparation method thereof |
| CN113085312A (en) * | 2021-03-25 | 2021-07-09 | 安徽优泰新材料有限公司 | Novel heat insulation strip and preparation method thereof |
| CN113183541A (en) * | 2021-03-25 | 2021-07-30 | 安徽优泰新材料有限公司 | Composite heat insulation strip and preparation method thereof |
| CN113183541B (en) * | 2021-03-25 | 2023-02-17 | 安徽优泰新材料有限公司 | Composite heat insulation strip and preparation method thereof |
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Application publication date: 20171110 |