CN103102672A - Corrosion-resistant capacitor case rubber wrapping material - Google Patents

Abstract

The invention discloses a corrosion-resistant capacitor case rubber wrapping material. The corrosion-resistant capacitor case rubber wrapping material is prepared from the following raw materials: polyepichlorohydrin rubber (T3100), chloroprene rubber CR121, polycaprolactone, zinc oxide, nano-attapulgite, nano-sepiolite, an anti-aging agent RD, an anti-aging agent MB, polyamide wax micro-powder, an anti-scorching agent CTP, an accelerator CZ, N-2-(aminoethyl)-3-aminopropyltrimethoxysilane, isopropyl tri(dioctylpyrophosphato) titanate, an antioxidant, an antioxidant 1010, carbon black N339, N660 carbon black, a compound lead salt stabilizer, phthalic acid ester, epoxidized triglyceride, dioctyl maleate, dinitroso pentamethylene tetramine, ferrocene and modified fly ash. The reasonable formula of the raw materials can enable the produced rubber material to have great comprehensive properties and strong bonding property with metal; and furthermore, the mechanical properties, the anti-fatigue property, the anti-aging property and other properties are higher, and the high-strength protection effect is further provided for a capacitor.

Description

A kind of anti abrasive capacitance shell rubber wrapper

Technical field

The present invention relates generally to a kind of rubber wrapper, relates in particular to a kind of anti abrasive capacitance shell rubber wrapper.

Background technology

Traditional capacitance shell is aluminum products or plastics, there is easily damage under the rugged environments such as corrodibility soda acid, high temperature, low temperature, high pressure or ozone, affect the normal operation of electric capacity, not only caused the waste of resource, also can not get effective guarantee at secure context, and adopting metal net shaped inner frame at the shell of electric capacity, the technology of coated outside rubber mass did not occur at present.

Summary of the invention

The object of the invention just is to provide a kind of anti abrasive capacitance shell rubber wrapper.

The present invention is achieved by the following technical solutions:

A kind of anti abrasive capacitance shell rubber wrapper, the shell of electric capacity adopts metal net shaped inner frame, the coated outside rubber mass, described rubber mass is comprised of the raw material of following weight parts:

Chlorohydrin rubber (T3100) 135-145, chloroprene rubber CR12110-15, polycaprolactone 5-8, zinc oxide 2-3, nano-attapulgite 50-55, nanometer sepiolite 30-35, anti-aging agent RD 1-2, antioxidant MB 1-2, polyamide wax micropowder 5-8, anti-scorching agent CTP 1-2, accelerant CZ 1-2, the N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 3-5, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 1-2, irgasfos 168 1-2, antioxidant 1010 1-2, carbon black N339 15-20, N660 carbon black 10-15, complex lead salt stabilizer 1-2, phthalic ester 5-10, epoxidation tri-glyceride 5-8, dioctyl maleate 5-8, dinitrosopentamethlyene tetramine 1-2, ferrocene 1-2, modified coal ash 2-3,

The preparation method of described modified coal ash is: 10-15% salt acid soak 3-4 hour for flyash, and deionized water wash, then soak 3-4 hour with the 10-12% sodium hydroxide solution, more extremely neutral with deionized water wash, dry; Flyash after drying is put into to water, the sodium laurylsulfate, the paregal O of 1-2%, the tributyl citrate of 2-3%, the 3-5% aluminium hydroxide that add again flyash weight 2-3%, high speed 1200-1500 rev/min of stirring, obtain dispersion liquid, the dispersion liquid ovendry power is broken into ultrafine powder, obtains described modified coal ash.

A kind of preparation method of anti abrasive capacitance shell rubber wrapper comprises the following steps:

(1) prepare raw material according to the material component of each weight part claimed in claim 1, each raw material is put into to Banbury mixer, after mixing 8-15 minute, when temperature reaches 85-90 ℃, start discharge, park cooling 23-25 hour after discharge;

(2) cooled sizing material being added to mill, is that 45-55 ℃ of lower thin-pass 5-7 is all over obtaining described rubber mass in temperature.

It is characterized in that metal net shaped inner frame and rubber mass adopt bonding or vulcanization bond to form.

Advantage of the present invention is:

The present invention, by the composition of raw materials of reasonably arranging in pairs or groups, makes the rubber mass of producing have good over-all properties, strong with metal bonding; Mechanical property, anti-fatigue performance, the performance such as heat-resisting, ageing-resistant are all higher; for electric capacity provides high-intensity provide protection; add modified coal ash to utilize industrial solid castoff; not only saved cost; also in the production of rubber mass, played the effect of reinforcement and filler; guaranteed that electric capacity works normally under different mal-conditions, increased the work-ing life of electric capacity.

Embodiment

Embodiment 1

A kind of anti abrasive capacitance shell rubber wrapper, the shell of electric capacity adopts metal net shaped inner frame, the coated outside rubber mass, described rubber mass is comprised of the raw material of following weight parts:

Chlorohydrin rubber (T3100) 145, chloroprene rubber CR12115, polycaprolactone 8, zinc oxide 3, nano-attapulgite 55, nanometer sepiolite 35, anti-aging agent RD 2, antioxidant MB 2, polyamide wax micropowder 8, anti-scorching agent CTP 1-2, accelerant CZ 2, the N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 5, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 1-2, irgasfos 168 2, antioxidant 1010, carbon black N339 20, N660 carbon black 15, complex lead salt stabilizer 2, phthalic ester 10, epoxidation tri-glyceride 8, dioctyl maleate 8, dinitrosopentamethlyene tetramine 2, ferrocene 2, modified coal ash 3,

The preparation method of described modified coal ash is: 15% salt acid soak 4 hours for flyash, deionized water wash, then soak 4 hours with 12% sodium hydroxide solution, then with deionized water wash to neutral, dry; Flyash after drying is put into to water, add the sodium laurylsulfate of flyash weight 3%, 2% paregal O, 3% tributyl citrate, 5% aluminium hydroxide, 1500 rev/mins of stirrings at a high speed, obtain dispersion liquid again, the dispersion liquid ovendry power is broken into ultrafine powder, obtains described modified coal ash.

(1) prepare raw material according to the material component of each above-mentioned weight part, each raw material is put into to Banbury mixer, after mixing 15 minutes, when temperature reaches 90 ℃, start discharge, park after discharge cooling 25 hours;

(2) cooled sizing material being added to mill, is that 55 ℃ of lower thin-passes obtain described rubber mass 7 times in temperature.

Embodiment 2

Rubber mass is comprised of the raw material of following weight parts:

Chlorohydrin rubber (T3100) 143, chloroprene rubber CR12113, polycaprolactone 7, zinc oxide 3, nano-attapulgite 55, nanometer sepiolite 35, anti-aging agent RD 2, antioxidant MB 2, polyamide wax micropowder 8, anti-scorching agent CTP 1-2, accelerant CZ 2, the N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 5, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 1-2, irgasfos 168 2, antioxidant 1010, carbon black N339 20, N660 carbon black 15, complex lead salt stabilizer 2, phthalic ester 10, epoxidation tri-glyceride 8, dioctyl maleate 8, dinitrosopentamethlyene tetramine 2, ferrocene 1, modified coal ash 2,

Embodiment 3

Rubber mass is comprised of the raw material of following weight parts:

Chlorohydrin rubber (T3100) 142, chloroprene rubber CR12114, polycaprolactone 6, zinc oxide 2, nano-attapulgite 55, nanometer sepiolite 33, anti-aging agent RD 1, antioxidant MB 1, polyamide wax micropowder 8, anti-scorching agent CTP 1-2, accelerant CZ 2, the N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 5, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 1-2, irgasfos 168 2, antioxidant 1010, carbon black N339 20, N660 carbon black 15, complex lead salt stabilizer 2, phthalic ester 10, epoxidation tri-glyceride 8, dioctyl maleate 8, dinitrosopentamethlyene tetramine 2, ferrocene 2, modified coal ash 3, (embodiment 2 and 3 processing method are with embodiment 1)

Performance test:

Traditional rubber mass and the performance comparison of rubber mass of the present invention are as following table:

As can be seen from the above table, the rubber mass that the present invention produces all under good prerequisite, also has extremely strong wearability at properties such as mechanical property, thermotolerance, oil-proofness, fatigue resistances.

Claims (3)

1. an anti abrasive capacitance shell rubber wrapper, is characterized in that the shell of electric capacity adopts metal net shaped inner frame, the coated outside rubber mass, and described rubber mass is comprised of the raw material of following weight parts:

Chlorohydrin rubber (T3100) 135-145, chloroprene rubber CR121 10-15, polycaprolactone 5-8, zinc oxide 2-3, nano-attapulgite 50-55, nanometer sepiolite 30-35, anti-aging agent RD 1-2, antioxidant MB 1-2, polyamide wax micropowder 5-8, anti-scorching agent CTP 1-2, accelerant CZ 1-2, the N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 3-5, sec.-propyl three (dioctylphyrophosphoric acid acyloxy) titanic acid ester 1-2, irgasfos 168 1-2, antioxidant 1010 1-2, carbon black N339 15-20, N660 carbon black 10-15, complex lead salt stabilizer 1-2, phthalic ester 5-10, epoxidation tri-glyceride 5-8, dioctyl maleate 5-8, dinitrosopentamethlyene tetramine 1-2, ferrocene 1-2, modified coal ash 2-3,

The preparation method of described modified coal ash is: 10-15% salt acid soak 3-4 hour for flyash, and deionized water wash, then soak 3-4 hour with the 10-12% sodium hydroxide solution, more extremely neutral with deionized water wash, dry; Flyash after drying is put into to water, the sodium laurylsulfate, the paregal O of 1-2%, the tributyl citrate of 2-3%, the 3-5% aluminium hydroxide that add again flyash weight 2-3%, high speed 1200-1500 rev/min of stirring, obtain dispersion liquid, the dispersion liquid ovendry power is broken into ultrafine powder, obtains described modified coal ash.

2. the preparation method of an anti abrasive capacitance shell rubber wrapper as claimed in claim 1 is characterized in that comprising the following steps:

(1) preparing raw material according to the material component of each weight part claimed in claim 1, each raw material is put into to Banbury mixer, is under 85-90 ℃ in temperature, after mixing 8-15 minute, starts discharge, parks cooling 23-25 hour after discharge;

(2) cooled sizing material being added to mill, is that 45-55 ℃ of lower thin-pass 5-7 is all over obtaining described rubber mass in temperature.

3. a kind of anti abrasive capacitance shell rubber wrapper according to claim 1, is characterized in that metal net shaped inner frame and rubber mass adopt bonding or vulcanization bond to form.