CN105131583A - Dry-state high-cold-resistant nylon material and preparation method thereof - Google Patents
Dry-state high-cold-resistant nylon material and preparation method thereof Download PDFInfo
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- CN105131583A CN105131583A CN201510602050.1A CN201510602050A CN105131583A CN 105131583 A CN105131583 A CN 105131583A CN 201510602050 A CN201510602050 A CN 201510602050A CN 105131583 A CN105131583 A CN 105131583A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention provides a dry-state high-cold-resistant nylon material and a preparation method thereof and relates to the field of high polymer materials. The dry-state high-cold-resistant nylon material comprises components as follows: 30-50 parts of nylon resin, 8-10 parts of methyl acrylate-butadiene-styrene copolymer, 1-3 parts of methyl acrylate-butadiene-styrene copolymer activated carbon, 5-20 parts of 1.5mm alkali-free chopped glass fiber, 5-8 parts of carbon fiber, 13-17 parts of chopped glass fiber, 1-3.5 parts of 2-hydroxy-4-octyloxybenzophenone, 0.2-0.6 parts of pentaerythrite tetra[beta-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate], 0.1-0.4 parts of erucyl amide, 1-5 parts of talcum powder, 3-7 parts of nano silica dioxide, 5-10 parts of caprolactam monomers, 3-7 parts of a fire retardant, 1-2 parts of a flow promoter, 1-2 parts of a hardening agent, 0.2-1 part of a brightening agent, 0.5-1.5 parts of a plasticizer, 1-2.5 parts of a toughening agent, 0.5-4 parts of a heat stabilizer and 1-5 parts of a glass fiber compatilizer. The dry-state high-cold-resistant nylon material has high anti-impact strength and good solubility in a dry state at a low temperature.
Description
Technical field
The present invention relates to polymeric material field, in particular to a kind of dry state height cold-resistant nylon material and preparation method thereof.
Background technology
Nylon because of its physical strength high, the advantages such as wear resistance is good, stable chemical performance, and self-lubricating property is superior, are widely used in the industries such as trolley part, electronic apparatus, petrochemical complex.But nylon material ubiquity thermotolerance and acid resistance poor, the shortcoming such as resistance to impact shock is low, poorly soluble under dry state and low temperature and affect dimensional stability and the electrical property of goods, makes its range of application be limited by very large.
Summary of the invention
In view of this, the invention provides a kind of dry state height cold-resistant nylon material and preparation method thereof, to improve nylon material thermotolerance, acid resistance is poor, the problem that resistance to impact shock is low, poorly soluble under dry state and low temperature.
For achieving the above object, the invention provides following technical scheme:
A kind of dry state height cold-resistant nylon material, count by weight, its component is composed as follows:
Nylon resin 30-50 part
Methylacrylate-butadiene-styrol copolymer 8-10 part
Methylacrylate-butadiene-styrol copolymer gac 1-3 part
1.5mm alkali-free short glass fiber 5-20 part
Carbon fiber 5-8 part
Short glass fiber 13-17 part
Octabenzone 1-3.5 part
Four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2-0.6 part
Erucicamide 0.1-0.4 part
Talcum powder 1-5 part
Nano silicon 3-7 part
Caprolactam monomer 5-10 part
Fire retardant 3-7 part
Flow promotor 1-2 part
Stiffening agent 1-2 part
Brightening agent 0.2-1 part
Softening agent 0.5-1.5 part
Toughner 1-2.5 part
Thermo-stabilizer 0.5-4 part
Glass compatilizer 1-5 part.
Present invention also offers a kind of preparation method of above-mentioned dry state height cold-resistant nylon material, comprise the steps:
A. nylon resin is toasted 1-2h, storing temperature is 80-100 DEG C;
B. the nylon after baking is mixed with the aqueous solution that mass concentration is 30%, the above-mentioned aqueous solution is poured in reactor, under the condition of 40-50 DEG C, slowly add nylon resin 30-50 part, methylacrylate-butadiene-styrol copolymer 8-10 part, methylacrylate-butadiene-styrol copolymer gac 1-3 part, 1.5mm alkali-free short glass fiber 5-20 part, carbon fiber 5-8 part, short glass fiber 13-17 part, Octabenzone 1-3.5 part, four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2-0.6 part, erucicamide 0.1-0.4 part, caprolactam monomer 5-10 part, talcum powder 1-5 part, nano silicon 3-7 part, caprolactam monomer 5-10 part, fire retardant 3-7 part and glass compatilizer 1-5 part, mix and blend 1h,
C. treat that temperature reduces to 35 DEG C, continue to add flow promotor 1-2 part, stiffening agent 1-2 part, brightening agent 0.2-1 part, softening agent 0.5-1.5 part, toughner 1-2.5 part, thermo-stabilizer 0.5-4 part mix and blend in reactor;
D. poured in polymeric kettle by the mixture that step c obtains and react, temperature of reaction is 200 DEG C, and passes into nitrogen protection, and pressure is 1MPa, and the reaction times is 3h;
E. the mixture obtained by d drops in twin screw extruder and melt extrudes, and controls the extrusion temperature 230 DEG C-240 DEG C of twin screw extruder, obtains the nylon composite materials resisted cold.
Relative to prior art, the present invention includes following beneficial effect: the present invention utilizes the method for intercalation synthesis, nano silicon is mixed in caprolactam monomer, and the thermosetting resin in feed composition melts mutually with nylon, under the mixing of mixture, prepared nylon nano silicon dioxide composite material, had higher resistance to impact shock, elongation at break is also higher.And in feed composition, also added alkali free glass fibre etc., and utilize glass compatilizer to make to combine between each component, the auxiliary agents such as fire retardant are fully incorporated in principal constituent, evenly compatible, consistency is good, make final obtained dry state height cold-resistant nylon material have higher thermotolerance and acid resistance, under dry state and low temperature resistance to impact shock also high, solvability good.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
Embodiment 1
A kind of dry state height cold-resistant nylon material, count by weight, its component is composed as follows:
Nylon resin 30 parts
Methylacrylate-butadiene-styrol copolymer 8 parts
Methylacrylate-butadiene-styrol copolymer gac 1 part
1.5mm alkali-free short glass fiber 5 parts
5 parts, carbon fiber
Short glass fiber 13 parts
Octabenzone 1 part
Four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2 part
Erucicamide 0.1 part
Talcum powder 1 part
Nano silicon 3 parts
Caprolactam monomer 5 parts
Fire retardant 3 parts
Flow promotor 1 part
Stiffening agent 1 part
Brightening agent 0.2 part
0.5 part, softening agent
Toughner 1 part
Thermo-stabilizer 0.5 part
Glass compatilizer 1 part.
Fire retardant is the functional aid giving combustible polymers flame retardancy.
Stiffening agent can make to produce crosslinked material between high-polymer molecular.
Softening agent can make product snappiness strengthen, and easily processes.
Toughner refers to can increase the flexible material of sizing agent rete.
Glass compatilizer is the one in compatilizer, in nylon, main operable compatilizer is POE grafting compatilizer (ST-2), also have EPDM grafting compatilizer (ST-18), PE grafting compatilizer (ST-6) in addition, in the present embodiment, select POE grafting compatilizer (ST-2).
The present embodiment utilizes the method for intercalation synthesis, nano silicon is mixed in caprolactam monomer, and the thermosetting resin in feed composition melts mutually with nylon, under the mixing of mixture, prepare nylon nano silicon dioxide composite material, have higher resistance to impact shock, elongation at break is also higher.And in feed composition, also added alkali free glass fibre etc., and utilize glass compatilizer to make to combine between each component, the auxiliary agents such as fire retardant are fully incorporated in principal constituent, evenly compatible, consistency is good, make final obtained dry state height cold-resistant nylon material have higher thermotolerance and acid resistance, under dry state and low temperature resistance to impact shock also high, solvability good.
The preparation method of the dry state height cold-resistant nylon material that the present embodiment provides, comprises the steps:
A. nylon is toasted 1h, storing temperature is 100 DEG C;
B. the nylon after baking is mixed with the aqueous solution that mass concentration is 30%, the above-mentioned aqueous solution is poured in reactor, under the condition of 40 DEG C, slowly add nylon resin 30 parts, methylacrylate-butadiene-styrol copolymer 8 parts, methylacrylate-butadiene-styrol copolymer gac 1 part, 1.5mm alkali-free short glass fiber 5 parts, 5 parts, carbon fiber, short glass fiber 13 parts, Octabenzone 1-3.5 part, four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2 part, erucicamide 0.1 part, caprolactam monomer 5 parts, talcum powder 1 part, nano silicon 3 parts, caprolactam monomer 5 parts, fire retardant 3 parts and glass compatilizer 1 part, mix and blend 1h,
C. treat that temperature reduces to 35 DEG C, continue to add flow promotor 1 part, stiffening agent 1 part, brightening agent 0.2 part, 0.5 part, softening agent, toughner 1 part, thermo-stabilizer 0.5 part of mix and blend in reactor;
D. poured in polymeric kettle by the mixture that step c obtains and react, temperature of reaction is 200 DEG C, and passes into nitrogen protection, and pressure is 1MPa, and the reaction times is 3h;
E. the mixture obtained by d drops in twin screw extruder and melt extrudes, and controls the extrusion temperature 230 DEG C of twin screw extruder, obtains the nylon composite materials resisted cold.
The dry state height cold-resistant nylon material good combination property that the method utilizing the present embodiment to provide is obtained, practicality is high.
Embodiment 2
A kind of dry state height cold-resistant nylon material, count by weight, its component is composed as follows:
Nylon resin 50 parts
Methylacrylate-butadiene-styrol copolymer 10 parts
Methylacrylate-butadiene-styrol copolymer gac 3 parts
1.5mm alkali-free short glass fiber 20 parts
8 parts, carbon fiber
Short glass fiber 17 parts
Octabenzone 3.5 parts
Four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.6 part
Erucicamide 0.4 part
Talcum powder 5 parts
Nano silicon 7 parts
Caprolactam monomer 10 parts
Fire retardant 7 parts
Flow promotor 2 parts
Stiffening agent 2 parts
Brightening agent 1 part
1.5 parts, softening agent
Toughner 2.5 parts
Thermo-stabilizer 4 parts
Glass compatilizer 5 parts.
The preparation method of the dry state height cold-resistant nylon material that the present embodiment provides, comprises the steps:
A. nylon is toasted 2h, storing temperature is 80 DEG C;
B. the nylon after baking is mixed with the aqueous solution that mass concentration is 30%, the above-mentioned aqueous solution is poured in reactor, under the condition of 50 DEG C, slowly add nylon resin 50 parts, methylacrylate-butadiene-styrol copolymer 10 parts, methylacrylate-butadiene-styrol copolymer gac 3 parts, 1.5mm alkali-free short glass fiber 20 parts, 8 parts, carbon fiber, Octabenzone 3.5 parts, four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.6 part, erucicamide 0.4 part, caprolactam monomer 10 parts, talcum powder 5 parts, nano silicon 7 parts, caprolactam monomer 10 parts, fire retardant 7 parts and glass compatilizer 5 parts, mix and blend 1h,
C. treat that temperature reduces to 35 DEG C, continue to add flow promotor 2 parts, stiffening agent 2 parts, brightening agent 1 part, 1.5 parts, softening agent, toughner 2.5 parts, thermo-stabilizer 4 parts of mix and blends in reactor;
D. poured in polymeric kettle by the mixture that step c obtains and react, temperature of reaction is 200 DEG C, and passes into nitrogen protection, and pressure is 1MPa, and the reaction times is 3h;
E. the mixture obtained by d drops in twin screw extruder and melt extrudes, and controls the extrusion temperature 240 DEG C of twin screw extruder, obtains the nylon composite materials resisted cold.
Embodiment 3
A kind of dry state height cold-resistant nylon material, count by weight, its component is composed as follows:
Nylon resin 40 parts
Methylacrylate-butadiene-styrol copolymer 9 parts
Methylacrylate-butadiene-styrol copolymer gac 2 parts
1.5mm alkali-free short glass fiber 10 parts
7 parts, carbon fiber
Short glass fiber 15 parts
Octabenzone 2 parts
Four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.4 part
Erucicamide 0.3 part
Talcum powder 2.5 parts
Nano silicon 5 parts
Caprolactam monomer 8 parts
Fire retardant 5 parts
Flow promotor 1.5 parts
Stiffening agent 1.5 parts
Brightening agent 0.5 part
1 part, softening agent
Toughner 1.5 parts
Thermo-stabilizer 2 parts
Glass compatilizer 2.5 parts.
The performance test results of the dry state height cold-resistant nylon material of above-described embodiment 1-3 is in table 1.
The performance test results of table 1 embodiment 1-3 dry state height cold-resistant nylon material
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Flame retardant properties | FV-0 | FV-0 | FV-0 |
| Tensile strength, Mpa | 213 | 185 | 191 |
| Flexural strength, Mpa | 256 | 271 | 284 |
| Notched Izod impact strength, KJ/ ㎡ | 17 | 14 | 14 |
| Abrasion loss, mg | 45 | 42 | 43 |
| Shock strength, KJ/ ㎡ | 85 | 96 | 92 |
| Water-intake rate, % | +4 | +3 | +5 |
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a dry state height cold-resistant nylon material, is characterized in that: count by weight, and its component is composed as follows:
Nylon resin 30-50 part
Methylacrylate-butadiene-styrol copolymer 8-10 part
Methylacrylate-butadiene-styrol copolymer gac 1-3 part
1.5mm alkali-free short glass fiber 5-20 part
Carbon fiber 5-8 part
Short glass fiber 13-17 part
Octabenzone 1-3.5 part
Four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2-0.6 part
Erucicamide 0.1-0.4 part
Talcum powder 1-5 part
Nano silicon 3-7 part
Caprolactam monomer 5-10 part
Fire retardant 3-7 part
Flow promotor 1-2 part
Stiffening agent 1-2 part
Brightening agent 0.2-1 part
Softening agent 0.5-1.5 part
Toughner 1-2.5 part
Thermo-stabilizer 0.5-4 part
Glass compatilizer 1-5 part.
2. a preparation method for dry state height cold-resistant nylon material as claimed in claim 1, is characterized in that, comprise the steps:
A. nylon resin is toasted 1-2h, storing temperature is 80-100 DEG C;
B. the nylon after baking is mixed with the aqueous solution that mass concentration is 30%, the above-mentioned aqueous solution is poured in reactor, under the condition of 40-50 DEG C, slowly add nylon resin 30-50 part, methylacrylate-butadiene-styrol copolymer 8-10 part, methylacrylate-butadiene-styrol copolymer gac 1-3 part, 1.5mm alkali-free short glass fiber 5-20 part, carbon fiber 5-8 part, short glass fiber 13-17 part, Octabenzone 1-3.5 part, four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester 0.2-0.6 part, erucicamide 0.1-0.4 part, caprolactam monomer 5-10 part, talcum powder 1-5 part, nano silicon 3-7 part, caprolactam monomer 5-10 part, fire retardant 3-7 part and glass compatilizer 1-5 part, mix and blend 1h,
C. treat that temperature reduces to 35 DEG C, continue to add flow promotor 1-2 part, stiffening agent 1-2 part, brightening agent 0.2-1 part, softening agent 0.5-1.5 part, toughner 1-2.5 part, thermo-stabilizer 0.5-4 part mix and blend in reactor;
D. poured in polymeric kettle by the mixture that step c obtains and react, temperature of reaction is 200 DEG C, and passes into nitrogen protection, and pressure is 1MPa, and the reaction times is 3h;
E. the mixture obtained by d drops in twin screw extruder and melt extrudes, and controls the extrusion temperature 230 DEG C-240 DEG C of twin screw extruder, obtains the nylon composite materials resisted cold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510602050.1A CN105131583A (en) | 2015-09-21 | 2015-09-21 | Dry-state high-cold-resistant nylon material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602050.1A CN105131583A (en) | 2015-09-21 | 2015-09-21 | Dry-state high-cold-resistant nylon material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385155A (en) * | 2015-12-31 | 2016-03-09 | 祥兴(福建)箱包集团有限公司 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer |
| CN111876671A (en) * | 2020-07-03 | 2020-11-03 | 无锡市源通传动科技有限公司 | High-impact-resistance wear-resistant gear and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634203A (en) * | 2012-04-27 | 2012-08-15 | 常熟市发东塑业有限公司 | Preparation method of cold-resistant nylon composite material |
| CN104610731A (en) * | 2015-02-03 | 2015-05-13 | 上海日之升新技术发展有限公司 | High-air-tightness nylon composite material and preparation method thereof |
-
2015
- 2015-09-21 CN CN201510602050.1A patent/CN105131583A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634203A (en) * | 2012-04-27 | 2012-08-15 | 常熟市发东塑业有限公司 | Preparation method of cold-resistant nylon composite material |
| CN104610731A (en) * | 2015-02-03 | 2015-05-13 | 上海日之升新技术发展有限公司 | High-air-tightness nylon composite material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385155A (en) * | 2015-12-31 | 2016-03-09 | 祥兴(福建)箱包集团有限公司 | Nylon plastic bearing retainer for draw-bar box and preparation method of nylon plastic bearing retainer |
| CN111876671A (en) * | 2020-07-03 | 2020-11-03 | 无锡市源通传动科技有限公司 | High-impact-resistance wear-resistant gear and preparation method thereof |
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Application publication date: 20151209 |