CN104710773A - Cold-resistant nylon material for electric connector - Google Patents
Cold-resistant nylon material for electric connector Download PDFInfo
- Publication number
- CN104710773A CN104710773A CN201510071430.7A CN201510071430A CN104710773A CN 104710773 A CN104710773 A CN 104710773A CN 201510071430 A CN201510071430 A CN 201510071430A CN 104710773 A CN104710773 A CN 104710773A
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- electric connector
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- nylon material
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a cold-resistant nylon material for an electric connector. The cold-resistant nylon material is prepared from the following raw materials in parts by weight: 85-90 parts of nylon, 10-15 parts of alkyd resin, 1-2 parts of tributyl citrate, 0.2-0.4 part of octyl epoxy stearate, 1-3 parts of polyethyleneglycol stearate, 1-2 parts of a silane coupling agent KH550, 0.2-0.4 part of dimethyl siloxane, 0.4-0.6 part of hexamethylphosphoric triamide, 0.2-0.4 part of dioctyl adipate, 1-2 parts of mica powder, 1-2 parts of adipate, 30-40 parts of zinc borate, 0.2-0.4 part of erucyl amide, 1-2 parts of epoxy butyl oleate and 40-50 parts of sintering packing. The special material disclosed by the invention is prepared from cold-resistant raw materials, so that the cold-resistant nylon material is good in flexibility and strength when being used at low temperature of minus 40 DEG C, free of crack, easy to produce and use in a large scale, and applicable to different situations.
Description
Technical field
The present invention relates to field of plastic products, is exactly a kind of cold-resistant electric connector nylon material.
Background technology
Plastics be adopt plastics be main raw material process daily necessities, industrial goods general designation.Comprise the goods of all technique such as injection moulding, plastic uptake there to be raw material with plastics.Plastic cement is that a class has plastic synthesized polymer material.
Tynex is commonly called as nylon (Nylon), English name Polyamide(is called for short PA), density 1.15g/cm3, be on molecular backbone chain containing recurring amide radical group-[NHCO]-thermoplastic resin general name, comprise aliphatics PA, fat-aromatic series PA and aromatic series PA.Wherein aliphatics PA is wide in variety, and output is large, and be widely used, its name is determined by the carbonatoms that synthon is concrete.Invented by famous American chemist Tomas Carothers and his computer MSR Information system.Nylon is a kind of saying of tynex (polyamide fibre), can be made into long fine or short fiber.
Summary of the invention
The object of the present invention is to provide a kind of cold-resistant electric connector nylon material.
Above-mentioned purpose is realized by following scheme:
A kind of cold-resistant electric connector nylon material, is characterized in that: it is obtained by the raw material of following weight parts: nylon 8 5-90, Synolac 10-15, tributyl citrate 1-2, octyl epoxy stearate 0.2-0.4, stearic acid macrogol ester 1-3, Silane coupling agent KH550 1-2, dimethyl siloxane 0.2-0.4, HMPA 0.4-0.6, Octyl adipate 0.2-0.4, mica powder 1-2, adipic acid ester 1-2, zinc borate 30-40, erucicamide 0.2-0.4, epoxyoleic acid butyl ester 1-2, sintering filler 40-50;
Sintering filler is obtained by the raw material of following weight parts:
Sepiolite powder 8-10, boehmite powder 1.3-2.5, polyacrylamide 0.5-1.2, calcium metasilicate 2-4, gypsum 0.1-0.3, stearic acid 1-1.2, lithium chloride 0.6-0.8, magnesium nitrate 0.1-0.3, butyl acrylate 1.2-2.6, concentration are that hydrochloric acid 1-3, the oleic acid 0.3-0.4 of 3-5%, carob bean gum 0.5-0.8, deionized water are appropriate;
The preparation method of sintering filler is:
Magnesium nitrate, butyl acrylate, concentration be the hydrochloric acid of 3-5%, oleic acid, carob bean gum, deionized water and stirring evenly after, add boehmite powder again, 60-80 rev/min is stirred 20-30 minute, water-bath 30-40min at 60-80 DEG C again, adds all the other raw materials again after taking out cooling, stirs 10-20min under 100-200 rev/min, after gained raw material drying, 4-7 minute is sintered again, grinding, after crossing 100-200 mesh sieve and get final product at 180-220 DEG C.
Described one resists cold electric connector nylon material, it is characterized in that:
Preparation method comprises the following steps:
(1) after nylon, Synolac, tributyl citrate, octyl epoxy stearate, stearic acid macrogol ester, Silane coupling agent KH550, dimethyl siloxane, HMPA, Octyl adipate being mixed, at 164-172 DEG C, 6-13min mediated by kneader, obtains mixing materials for subsequent use;
(2) surplus stock is stirred 14-24min under 35-45 rev/min, obtain compound;
(3) after gained compound being mixed with mixing materials, after melt extruding granulation at 150-155 DEG C on the twin screw extruder and get final product.
Beneficial effect of the present invention is:
Gained proprietary material of the present invention adopts cold-resistant raw material to obtain, and can still keep excellent toughness and intensity, do not ftracture under subzero 40 degree of low-temperature workings, and the scale that is easy to becomes product to use, and is applicable to various occasion and uses.
Embodiment
A kind of cold-resistant electric connector nylon material, it is obtained by the raw material of following weight (kg): nylon 90, Synolac 15, tributyl citrate 1, octyl epoxy stearate 0.4, stearic acid macrogol ester 3, Silane coupling agent KH550 1, dimethyl siloxane 0.4, HMPA 0.6, Octyl adipate 0.2, mica powder 1, adipic acid ester 2, zinc borate 30, erucicamide 0.4, epoxyoleic acid butyl ester 2, sintering filler 45;
Sintering filler is obtained by the raw material of following weight (kg):
Sepiolite powder 8, boehmite powder 1.6, polyacrylamide 1.2, calcium metasilicate 2, gypsum 0.1, stearic acid 1, lithium chloride 0.6, magnesium nitrate 0.1, butyl acrylate 1.6, concentration be 3% hydrochloric acid 1, oleic acid 0.4, carob bean gum 0.8, deionized water appropriate;
The preparation method of sintering filler is:
Magnesium nitrate, butyl acrylate, concentration be 3% hydrochloric acid, oleic acid, carob bean gum, deionized water and stirring evenly after, add boehmite powder again, 60 revs/min are stirred 30 minutes, water-bath 30min at 80 DEG C again, adds all the other raw materials again after taking out cooling, stirs 20min under 200 revs/min, after gained raw material drying, at 190 DEG C, sinter 5 minutes again, grinding, cross after 100 mesh sieves and get final product.
Described one resists cold electric connector nylon material, and preparation method comprises the following steps:
(1) after nylon, Synolac, tributyl citrate, octyl epoxy stearate, stearic acid macrogol ester, Silane coupling agent KH550, dimethyl siloxane, HMPA, Octyl adipate being mixed, at 167 DEG C, 8min mediated by kneader, obtains mixing materials for subsequent use;
(2) surplus stock is stirred 24min under 38 revs/min, obtain compound;
(3) after gained compound being mixed with mixing materials, after melt extruding granulation at 155 DEG C on the twin screw extruder and get final product.
The performance detection data of the electric connector obtained with the present embodiment sees the following form:
Claims (2)
1. a cold-resistant electric connector nylon material, is characterized in that: it is obtained by the raw material of following weight parts: nylon 8 5-90, Synolac 10-15, tributyl citrate 1-2, octyl epoxy stearate 0.2-0.4, stearic acid macrogol ester 1-3, Silane coupling agent KH550 1-2, dimethyl siloxane 0.2-0.4, HMPA 0.4-0.6, Octyl adipate 0.2-0.4, mica powder 1-2, adipic acid ester 1-2, zinc borate 30-40, erucicamide 0.2-0.4, epoxyoleic acid butyl ester 1-2, sintering filler 40-50;
Sintering filler is obtained by the raw material of following weight parts:
Sepiolite powder 8-10, boehmite powder 1.3-2.5, polyacrylamide 0.5-1.2, calcium metasilicate 2-4, gypsum 0.1-0.3, stearic acid 1-1.2, lithium chloride 0.6-0.8, magnesium nitrate 0.1-0.3, butyl acrylate 1.2-2.6, concentration are that hydrochloric acid 1-3, the oleic acid 0.3-0.4 of 3-5%, carob bean gum 0.5-0.8, deionized water are appropriate;
The preparation method of sintering filler is:
Magnesium nitrate, butyl acrylate, concentration be the hydrochloric acid of 3-5%, oleic acid, carob bean gum, deionized water and stirring evenly after, add boehmite powder again, 60-80 rev/min is stirred 20-30 minute, water-bath 30-40min at 60-80 DEG C again, adds all the other raw materials again after taking out cooling, stirs 10-20min under 100-200 rev/min, after gained raw material drying, 4-7 minute is sintered again, grinding, after crossing 100-200 mesh sieve and get final product at 180-220 DEG C.
2. one according to claim 1 resists cold electric connector nylon material, it is characterized in that:
Preparation method comprises the following steps:
(1) after nylon, Synolac, tributyl citrate, octyl epoxy stearate, stearic acid macrogol ester, Silane coupling agent KH550, dimethyl siloxane, HMPA, Octyl adipate being mixed, at 164-172 DEG C, 6-13min mediated by kneader, obtains mixing materials for subsequent use;
(2) surplus stock is stirred 14-24min under 35-45 rev/min, obtain compound;
(3) after gained compound being mixed with mixing materials, after melt extruding granulation at 150-155 DEG C on the twin screw extruder and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071430.7A CN104710773A (en) | 2015-02-11 | 2015-02-11 | Cold-resistant nylon material for electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071430.7A CN104710773A (en) | 2015-02-11 | 2015-02-11 | Cold-resistant nylon material for electric connector |
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| Publication Number | Publication Date |
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| CN104710773A true CN104710773A (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510071430.7A Pending CN104710773A (en) | 2015-02-11 | 2015-02-11 | Cold-resistant nylon material for electric connector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086434A (en) * | 2015-08-25 | 2015-11-25 | 安徽安缆模具有限公司 | Oil-resistant high-pressure-resistant nylon material for high-pressure oil tubes and preparation method thereof |
| CN112812553A (en) * | 2021-02-07 | 2021-05-18 | 珩星电子（连云港）股份有限公司 | Low-irradiation wear-resistant rectangular electric connector and production process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102964816A (en) * | 2012-10-31 | 2013-03-13 | 蚌埠市信达汽车电子有限公司 | Composite nylon composition |
| CN102993731A (en) * | 2012-08-20 | 2013-03-27 | 安徽凯迪电气有限公司 | Manufacturing process of instrument socket |
| CN103589146A (en) * | 2013-10-29 | 2014-02-19 | 安徽安缆模具有限公司 | Ageing-resistant nylon PA12 composite material for automobile connectors |
-
2015
- 2015-02-11 CN CN201510071430.7A patent/CN104710773A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993731A (en) * | 2012-08-20 | 2013-03-27 | 安徽凯迪电气有限公司 | Manufacturing process of instrument socket |
| CN102964816A (en) * | 2012-10-31 | 2013-03-13 | 蚌埠市信达汽车电子有限公司 | Composite nylon composition |
| CN103589146A (en) * | 2013-10-29 | 2014-02-19 | 安徽安缆模具有限公司 | Ageing-resistant nylon PA12 composite material for automobile connectors |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086434A (en) * | 2015-08-25 | 2015-11-25 | 安徽安缆模具有限公司 | Oil-resistant high-pressure-resistant nylon material for high-pressure oil tubes and preparation method thereof |
| CN112812553A (en) * | 2021-02-07 | 2021-05-18 | 珩星电子（连云港）股份有限公司 | Low-irradiation wear-resistant rectangular electric connector and production process thereof |
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Application publication date: 20150617 |