CN106519600A - A high-performance capacitor plastic housing - Google Patents
A high-performance capacitor plastic housing Download PDFInfo
- Publication number
- CN106519600A CN106519600A CN201610946421.2A CN201610946421A CN106519600A CN 106519600 A CN106519600 A CN 106519600A CN 201610946421 A CN201610946421 A CN 201610946421A CN 106519600 A CN106519600 A CN 106519600A
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- sodium
- auxiliary agent
- high performance
- fire retardant
- weight
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Classifications
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
-
- 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
A high-performance capacitor plastic housing is disclosed. The plastic housing is prepared from polybutylene terephthalate, ABS plastic, a filler, a color concentrate, dibutyl sebacate, polyamide, a lubricant and an auxiliary agent. The auxiliary agent is prepared from, by weight, carboxyl cellulose, sorbitan trioleate, rosin, sodium hexametaphosphate, alkali lignin, acrylamide, diatomite, sodium tripolyphosphate, methyl salicylate, tea seed oil and mint oil. The plastic housing has characteristics of good mechanical properties, good processing performance, a low cost, a low melt viscosity, high impact strength, good thermal aging resistance and excellent thermal stability.
Description
Technical field
The present invention relates to capacitor technology field, more particularly to a kind of high performance capacitors cabinet.
Background technology
Capacitor is one of electronic component for using in a large number in the electronic device, be widely used in every straight, coupling, bypass,
The aspects such as filtering, resonant tank, energy conversion, control circuit.But existing plastic capacitor shell material, to light and heat
Stability is poor, through the impact of long-term electromagnetic radiation, physical and mechanical propertiess can be caused also to decline rapidly, and fragility is larger and anti-impact
Degradation is hit, and existing plastic capacitor shell Flame Retardancy is not high, it is impossible to meet the demand of many occasions.
The content of the invention
It is an object of the invention to provide a kind of high performance capacitors cabinet.
The present invention is achieved through the following technical solutions：
A kind of high performance capacitors cabinet, is made up of following component by weight：Polybutylene terephthalate (PBT) 78-
86th, ABS plastic 39-42, filler 12-14, color masterbatch 1-3, dibutyl sebacate 3-6, polyamide 10-14, lubricant 3-5, help
Agent 0.5-0.8, fire retardant 0.2-0.4；The auxiliary agent is made up of following component by weight：Carboxycellulose 3-5, Sorbitol
Trioleate 2-6, Colophonium 8-10, sodium hexameta phosphate 1-3, alkali lignin 2-4, acrylamide 2-4, kieselguhr 1-4, sodium tripolyphosphate
1-3, methyl salicylate 1-4, Oleum Camelliae 4-6, Oleum menthae 0.1-0.3；The fire retardant is made up of following component by weight：
Bentonite 2, carbamide 4, triethyl phosphate 1, sodium lauryl sulphate 2, modified starch 4.
Further, the polybutylene terephthalate (PBT) and the weight ratio of ABS plastic are 2:1.
Further, the lubricant be sodium stearate, glycerol trioleate press 2.5:1 mass ratio is mixed.
Further, the filler be glass fibre, glass microballoon, any one or more combination in Muscovitum.
Further, the preparation method of the auxiliary agent is as follows：
Hydroxymethyl cellulose, kieselguhr, Oleum menthae mixing are ground 40min, are then mixed with Oleum Camelliae by a；
Sorbitol olein, Colophonium are mixed by B, are added sodium hexameta phosphate, are heated to 60-65 DEG C, are incubated 10min, Ran Houtian
Plus alkali lignin, acrylamide, 25min is incubated under the conditions of 82-87 DEG C；
Step a product is mixed by c with step b product, adds remaining residual components, stirs 4 hours i.e. with the speed of 2500r/min
.
Further, the preparation method of the fire retardant is：
1. corn starch is pressed into 100 with sodium phosphate:After 1 mass ratio uniformly mixes, then slowly heated up heat treated
Until final temperature reaches 145 DEG C, then pressurizes to starch, applyings pressure is 2.2MPa, after pressurize 10min, by starch and
Tetramethylolmethane presses 3:After the mixing of 1 mass ratio, it is ground, grinding temperature is 85 DEG C, and milling time is 2h, removes Ji Wusi
Alcohol, obtains final product modified starch；
2. bentonite is added in the dodecylbenzene sodium sulfonate solution that mass concentration is 2%, after soaking 30min at 90 DEG C,
Filter, washing, drying places into 325 DEG C of temperature lower calcination 10min；
3. carbamide, triethyl phosphate, sodium lauryl sulphate are stood after uniform mixing at 50 DEG C, obtains material 1；
4. material 2 will be obtained after obtained modified starch in 1. uniform with the bentonite of 2. middle process mixing, by material 2 and ethanol
By 2:After the mixing of 1 mass ratio, it is ground, grinding temperature is 40 DEG C, and milling time is 10min, then adds materials 1, after
After continuous grinding 15min, ethanol is removed, required fire retardant is obtained final product.
The invention has the beneficial effects as follows, compared with prior art：
Plastic capacitor shell prepared by the present invention, good mechanical property, good processability, cost and melt viscosity are low, shock resistance
Intensity is good with heat aging property, with excellent heat stability.The auxiliary agent that the present invention is prepared, it is only necessary to which little consumption is with regard to energy
Increasing action is played substantially；The mechanical strength of plastic capacitor shell can not only be strengthened after the auxiliary agent that the addition present invention is prepared,
Heat distortion temperature, mechanics temperature and the electrical insulation capability of plastic capacitor shell are improve to a certain extent also；Respectively into lease making
Cross lot of experiments preferably to obtain so that the same polybutylene terephthalate (PBT) of auxiliary agent of present invention preparation, the phase of ABS plastic
Capacitive is good, improves mixed system organizational structure composition, mixes more uniform between each composition, and organizational structure is more firm,
In processing and forming engineering, do not decompose, also do not react with other materials, good weatherability after molding, stability are high, use
Life-span is greatly extended；The fire retardant that the present invention is prepared possesses good anti-flaming function, it is only necessary to which little consumption is with regard to energy
Fire retardation is played substantially；The mechanical strength of plastic capacitor shell will not be reduced after the fire retardant that the addition present invention is prepared, is led to
Cross modified starch and carbamide coordinated effect also improve to a certain extent the heat distortion temperature of plastic capacitor shell,
Mechanics temperature and electrical insulation capability；Each composition is preferably obtained through lot of experiments so that the fire retardant that the present invention is prepared is same
Polybutylene terephthalate (PBT), ABS plastic the compatibility it is good, will not occur to migrate in plastic capacitor shell, not separate out,
It is not extracted, stability is strong；In high-temperature fusion molding and thermoforming process engineering, do not decompose, also not with other materials
React；It is uniformly dispersed, good weatherability, persistency are good, makes plastic capacitor shell that there is long-term anti-flammability.
Specific embodiment
Embodiment 1
Polybutylene terephthalate (PBT) 78, ABS plastic 39, filler 12, color masterbatch 1, dibutyl sebacate 3, polyamide 10, profit
Lubrication prescription 3, auxiliary agent 0.5, fire retardant 0.2；The auxiliary agent is made up of following component by weight：Carboxycellulose 3, Sorbitol three
Oleate 2, Colophonium 8, sodium hexameta phosphate 1, alkali lignin 2, acrylamide 2, kieselguhr 1, sodium tripolyphosphate 1, methyl salicylate 1,
Oleum Camelliae 4, Oleum menthae 0.1；The fire retardant is made up of following component by weight：Bentonite 2, carbamide 4, triethyl phosphate
1st, sodium lauryl sulphate 2, modified starch 4.
Embodiment 2
Polybutylene terephthalate (PBT) 86, ABS plastic 42, filler 14, color masterbatch 3, dibutyl sebacate 6, polyamide 14, profit
Lubrication prescription 5, auxiliary agent 0.8, fire retardant 0.4；The auxiliary agent is made up of following component by weight：Carboxycellulose 5, Sorbitol three
Oleate 6, Colophonium 10, sodium hexameta phosphate 3, alkali lignin 4, acrylamide 4, kieselguhr 4, sodium tripolyphosphate 3, methyl salicylate 4,
Oleum Camelliae 6, Oleum menthae 0.3；The fire retardant is made up of following component by weight：Bentonite 2, carbamide 4, triethyl phosphate
1st, sodium lauryl sulphate 2, modified starch 4.
Embodiment 3
Polybutylene terephthalate (PBT) 82, ABS plastic 41, filler 13, color masterbatch 2, dibutyl sebacate 4, polyamide 12, profit
Lubrication prescription 4, auxiliary agent 0.6, fire retardant 0.3；The auxiliary agent is made up of following component by weight：Carboxycellulose 4, Sorbitol three
Oleate 4, Colophonium 9, sodium hexameta phosphate 2, alkali lignin 3, acrylamide 3, kieselguhr 2, sodium tripolyphosphate 2, methyl salicylate 3,
Oleum Camelliae 5, Oleum menthae 0.2；The fire retardant is made up of following component by weight：Bentonite 2, carbamide 4, triethyl phosphate
1st, sodium lauryl sulphate 2, modified starch 4.
By the performance of Experimental comparison's plastic capacitor shell：
Table 1
Wherein, comparative example 1 is：By the embodiment of the present invention 2 without auxiliary agent, other components unchangeds；
Comparative example 2 is：Without fire retardant when prepared by auxiliary agent in the embodiment of the present invention 2, other components unchangeds；
Comparative example 3 is：Without acrylamide and sodium hexameta phosphate when prepared by auxiliary agent in the embodiment of the present invention 2, other compositions
It is constant.
As can be seen from Table 1, the plastic capacitor shell superior performance that prepared by the present invention, if without auxiliary agent and fire-retardant
Agent, various aspects of performance are remarkably decreased, when in auxiliary agent, without acrylamide and sodium hexameta phosphate, various aspects of performance is decreased obviously.
Claims (6)
1. a kind of high performance capacitors cabinet, it is characterised in that be made up of following component by weight：Poly- terephthaldehyde
Sour butanediol ester 78-86, ABS plastic 39-42, filler 12-14, color masterbatch 1-3, dibutyl sebacate 3-6, polyamide 10-14,
Lubricant 3-5, auxiliary agent 0.5-0.8, fire retardant 0.2-0.4；The auxiliary agent is made up of following component by weight：Carboxylated fiber
Plain 3-5, sorbitol olein 2-6, Colophonium 8-10, sodium hexameta phosphate 1-3, alkali lignin 2-4, acrylamide 2-4, kieselguhr 1-
4th, sodium tripolyphosphate 1-3, methyl salicylate 1-4, Oleum Camelliae 4-6, Oleum menthae 0.1-0.3；The fire retardant by weight by
Following component is made：Bentonite 2, carbamide 4, triethyl phosphate 1, sodium lauryl sulphate 2, modified starch 4.
2. a kind of high performance capacitors cabinet according to claim 1, it is characterised in that the poly- terephthaldehyde
Sour butanediol ester is 2 with the weight ratio of ABS plastic:1.
3. a kind of high performance capacitors cabinet according to claim 1, it is characterised in that the lubricant is hard
Fat acid sodium, glycerol trioleate press 2.5:1 mass ratio is mixed.
4. a kind of high performance capacitors cabinet according to claim 1, it is characterised in that the filler is glass
Any one or more combination in glass fiber, glass microballoon, Muscovitum.
5. a kind of high performance capacitors cabinet according to claim 1, it is characterised in that the preparation of the auxiliary agent
Method is as follows：
Hydroxymethyl cellulose, kieselguhr, Oleum menthae mixing are ground 40min, are then mixed with Oleum Camelliae by a；
Sorbitol olein, Colophonium are mixed by B, are added sodium hexameta phosphate, are heated to 60-65 DEG C, are incubated 10min, Ran Houtian
Plus alkali lignin, acrylamide, 25min is incubated under the conditions of 82-87 DEG C；
Step a product is mixed by c with step b product, adds remaining residual components, stirs 4 hours i.e. with the speed of 2500r/min
.
6. a kind of high performance capacitors cabinet according to claim 1, it is characterised in that the system of the fire retardant
Preparation Method is：
1. corn starch is pressed into 100 with sodium phosphate:After 1 mass ratio uniformly mixes, then slowly heated up heat treated
Until final temperature reaches 145 DEG C, then pressurizes to starch, applyings pressure is 2.2MPa, after pressurize 10min, by starch and
Tetramethylolmethane presses 3:After the mixing of 1 mass ratio, it is ground, grinding temperature is 85 DEG C, and milling time is 2h, removes Ji Wusi
Alcohol, obtains final product modified starch；
2. bentonite is added in the dodecylbenzene sodium sulfonate solution that mass concentration is 2%, after soaking 30min at 90 DEG C,
Filter, washing, drying places into 325 DEG C of temperature lower calcination 10min；
3. carbamide, triethyl phosphate, sodium lauryl sulphate are stood after uniform mixing at 50 DEG C, obtains material 1；
4. material 2 will be obtained after obtained modified starch in 1. uniform with the bentonite of 2. middle process mixing, by material 2 and ethanol
By 2:After the mixing of 1 mass ratio, it is ground, grinding temperature is 40 DEG C, and milling time is 10min, then adds materials 1, after
After continuous grinding 15min, ethanol is removed, required fire retardant is obtained final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946421.2A CN106519600B (en) | 2016-10-26 | 2016-10-26 | A kind of high performance capacitors plastic shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610946421.2A CN106519600B (en) | 2016-10-26 | 2016-10-26 | A kind of high performance capacitors plastic shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106519600A true CN106519600A (en) | 2017-03-22 |
| CN106519600B CN106519600B (en) | 2018-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610946421.2A Active CN106519600B (en) | 2016-10-26 | 2016-10-26 | A kind of high performance capacitors plastic shell |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325544A (en) * | 2017-08-31 | 2017-11-07 | 安徽智博新材料科技有限公司 | A kind of preparation method and application method of blast protection capacitor insulating materials |
| CN107663363A (en) * | 2017-11-22 | 2018-02-06 | 南通展鹏塑料有限公司 | A kind of matrix composite of ABS PBT polyamide three |
| CN108192269A (en) * | 2017-12-26 | 2018-06-22 | 安徽瑞鑫自动化仪表有限公司 | A kind of preparation method of temperature sensor high toughness plastic shell |
| CN108912576A (en) * | 2018-07-20 | 2018-11-30 | 安徽旭峰电容器有限公司 | A kind of antidetonation heat dissipation capacitor case and preparation method thereof |
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| CN101759962A (en) * | 2008-11-21 | 2010-06-30 | 上海普利特复合材料股份有限公司 | Flame-retardant enhancement type PBT/ABS (polybutylene terephthalate/acrylonitrile butadiene styrene) alloy |
| CN102964784A (en) * | 2012-12-04 | 2013-03-13 | 上海日之升新技术发展有限公司 | Environment-friendly and flame-retardant glass fiber reinforced PBT (polybutylene terephthalate)/ABS (acrylonitrile butadiene styrene) alloy material with high CTI (comparative tracking index) value and high GWIT (glow-wire ignition temperature) value and preparation method thereof |
| CN104817811A (en) * | 2014-05-17 | 2015-08-05 | 刘泽华 | Alloy material having heat resistance, flame retardancy and high stability |
| CN105062010A (en) * | 2015-07-21 | 2015-11-18 | 上海婉静纺织科技有限公司 | Flame retardant plastic composite material |
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- 2016-10-26 CN CN201610946421.2A patent/CN106519600B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101759962A (en) * | 2008-11-21 | 2010-06-30 | 上海普利特复合材料股份有限公司 | Flame-retardant enhancement type PBT/ABS (polybutylene terephthalate/acrylonitrile butadiene styrene) alloy |
| CN102964784A (en) * | 2012-12-04 | 2013-03-13 | 上海日之升新技术发展有限公司 | Environment-friendly and flame-retardant glass fiber reinforced PBT (polybutylene terephthalate)/ABS (acrylonitrile butadiene styrene) alloy material with high CTI (comparative tracking index) value and high GWIT (glow-wire ignition temperature) value and preparation method thereof |
| CN104817811A (en) * | 2014-05-17 | 2015-08-05 | 刘泽华 | Alloy material having heat resistance, flame retardancy and high stability |
| CN105062010A (en) * | 2015-07-21 | 2015-11-18 | 上海婉静纺织科技有限公司 | Flame retardant plastic composite material |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325544A (en) * | 2017-08-31 | 2017-11-07 | 安徽智博新材料科技有限公司 | A kind of preparation method and application method of blast protection capacitor insulating materials |
| CN107663363A (en) * | 2017-11-22 | 2018-02-06 | 南通展鹏塑料有限公司 | A kind of matrix composite of ABS PBT polyamide three |
| CN108192269A (en) * | 2017-12-26 | 2018-06-22 | 安徽瑞鑫自动化仪表有限公司 | A kind of preparation method of temperature sensor high toughness plastic shell |
| CN108912576A (en) * | 2018-07-20 | 2018-11-30 | 安徽旭峰电容器有限公司 | A kind of antidetonation heat dissipation capacitor case and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN106519600B (en) | 2018-06-01 |
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