CN104476693A - Preparation method of silicone rubber coloring master batch - Google Patents
Preparation method of silicone rubber coloring master batch Download PDFInfo
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- CN104476693A CN104476693A CN201410726373.7A CN201410726373A CN104476693A CN 104476693 A CN104476693 A CN 104476693A CN 201410726373 A CN201410726373 A CN 201410726373A CN 104476693 A CN104476693 A CN 104476693A
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Abstract
The invention discloses a preparation method of silicone rubber coloring master batch, including the following steps: (1) weighting the following raw materials respectively according to a formula: 60-80 parts of silicone rubber, 35-45 parts of reinforcing agent, 0.1-3 parts of structure controlling agent, 65-75 parts of coloring agent and 0.5-4 parts of age resister; (2) putting the weighted raw materials into an open mixing machine for mixing in a sequence of tapered weight parts, encapsulating a front roller first and then encapsulating a rear roller under the conditions that a roller spacing is 5-6mm, the temperature of the front roller is set to be 30-34 DEG C, the temperature of the rear roller is set to be 25-30 DEG C, and the mixing time is 12-18min; and (3) intensively mixing on an open mill, repeating overturn milling for 3-5 times, cooling to room temperature, cutting the materials into blocks and then packaging. The silicone rubber coloring master batch prepared according to the invention has the advantages of good dispersity, high cleanliness in the using process of downstream manufacturers and prolonged service life of products.
Description
Technical field
The present invention relates to a kind of rubber coloring masterbatch, particularly relate to a kind of preparation method of silastic coloring mater match.
Background technology
Under silicon rubber has good resistance to extreme temperature, normally can be operated in-100 to 300 DEG C.Some performance as percentage elongation, creep resistant, toroidal bend, tearing strength, compression set, time dielectric strength (high voltage), thermal conductivity, fire line.Silicon rubber, point heat vulcanization type (high temperature vulcanized silica gel HTV), room temperature vulcanized (RTV), wherein room temperature vulcanized divides again polycondensation reaction type and addition reaction-type.High temperature silicone rubber is mainly for the manufacture of various silastic product, and room temperature silicon rubber then mainly uses as bonding agent, Embedding Material or mould.Heat vulcanization type consumption is maximum, heat vulcanization type divides again methyl silicone rubber (MQ), methyl vinyl silicone rubber (VMQ, consumption and product grade maximum), low temperature resistant, the radiation hardness of methyl vinyl phenyl silicon rubber PVMQ(), other also have eyeball silicon rubber, fluorosioloxane rubber etc.
It is clean that silastic coloring mater match has processing, the advantage of good dispersion; It is CN101434746 that State Intellectual Property Office discloses a publication number on May 20th, 2009, and the patent of invention that name is called " silastic coloring mater match and preparation method ", which discloses a kind of silastic coloring mater match and preparation method thereof.Its weight proportion is as follows: silicon rubber 100 parts, reinforcing agent 15 ~ 60 parts, constitution controller 1 ~ 5 part, pigment 120 ~ 160 parts, and preparation process is batching, mixing, cooling.This masterbatch of the present invention is adopted to replace pigment to be used for electric wire painted, silicone rubber wire cable manufacturing enterprise can be facilitated to process the electric wire of shades of colour at any time, need not full dose painted, solve the problem of colour changing difficulty when electric wire is produced, shortened, speed production capital turnover the production cycle, thus increase economic efficiency, and workman's amount of labour is reduced, considerably reduce pollution.
Summary of the invention
The object of the invention is to propose the another kind of scheme relative to the preparation method of silastic coloring mater match of the prior art, mainly solve colour changing difficulty on production line, the with serious pollution problem of workshop air, have and improve goods dispersiveness, the advantage of enhancing productivity and keeping workshop clean.
In order to realize foregoing invention object, technical scheme of the present invention is as follows:
A preparation method for silastic coloring mater match, is characterized in that: comprise the following steps:
(1) weighing
Following raw material is taken respectively: 60 ~ 80 parts, silicon rubber, reinforcing agent 35 ~ 45 parts, constitution controller 0.1 ~ 3 part, colouring agent 65 ~ 75 parts, age resister 0.5 ~ 4 part by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into and carry out mixing in open mixing roll, first roller after bag after bag preliminary roller, roll spacing is 5 ~ 6mm, and front roll temperature is set to 30 ~ 34 DEG C, and it is 12 ~ 18min that rear roll temperature is set to 25 ~ 30 DEG C of mixing times.
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 3 ~ 5 times, be down to room temperature, after material is carried out stripping and slicing, pack.
One in the preferred carbon black of described reinforcing agent, white carbon, potter's clay, calcium carbonate, magnesium carbonate.
The preferred hydroxyl silanes of described constitution controller, Siloxysilane class, boracic type siloxane organo-silicon compound.
The preferred organic pigment of described colouring agent, its security and tinctorial strength higher.
Beneficial effect of the present invention:
The present invention with the material silicon rubber identical with downstream product primary raw material for carrier, using the one in carbon black, white carbon, potter's clay, calcium carbonate, magnesium carbonate as reinforcing agent, thus improve tear resistance and the anti-wear performance of silicon rubber, thus improve the service life of rubber; The effect of constitution controller is the controlling agent preventing and postpone or reduce structuring tendency, prevent the generation of gelatin phenomenon, and the constitution controller selected by the present invention is silicol class, Siloxysilane class, boracic type siloxane organo-silicon compound, have than other types constitution controller better effects if, the advantage that cost is lower; Also be added with age resister in the present invention, improve the service life of silicon rubber, slow down the rate of resource degradation.
Detailed description of the invention
Embodiment 1
A preparation method for silastic coloring mater match, comprises the following steps:
(1) weighing
Following raw material is taken respectively: 60 parts, silicon rubber, reinforcing agent 35 parts, constitution controller 0.1 part, colouring agent 65 parts, age resister 0.5 part by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into and carry out mixing in open mixing roll, first roller after bag after bag preliminary roller, roll spacing is 5mm, and front roll temperature is set to 30 DEG C, and it is 12min that rear roll temperature is set to 25 DEG C of mixing times.
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 3 times, be down to room temperature, after material is carried out stripping and slicing, pack.
In the present embodiment, reinforcing agent is carbon black, and carbon black is common reinforcing agent, and the large molecular energy of silicon rubber slides on carbon blacksurface, due to carbon black ion surface active heterogeneity, and the adsorption site that a series of energy of active site having minority strong on its surface is different.The rubber chain be adsorbed on carbon blacksurface can have various different from energy, has the absorption of most weak Van der Waals force so that a small amount of chemisorbed.The rubber segment of absorption can slide elongation under the effect of stress.
Constitution controller is hydroxyl silanes.
Colouring agent is organic pigment, its security and tinctorial strength higher.
Embodiment 2
A preparation method for silastic coloring mater match, comprises the following steps:
(1) weighing
Following raw material is taken respectively: 80 parts, silicon rubber, reinforcing agent 45 parts, constitution controller 3 parts, colouring agent 75 parts, age resister 4 parts by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into and carry out mixing in open mixing roll, first roller after bag after bag preliminary roller, roll spacing is 6mm, and front roll temperature is set to 34 DEG C, and it is 18min that rear roll temperature is set to 30 DEG C of mixing times.
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 5 times, be down to room temperature, after material is carried out stripping and slicing, pack.
In this enforcement, reinforcing agent is carbon black.
Constitution controller is Siloxysilane class.
The preferred organic pigment of colouring agent, its security and tinctorial strength higher.
Embodiment 3
A preparation method for silastic coloring mater match, comprises the following steps:
(1) weighing
Following raw material is taken respectively: 70 parts, silicon rubber, reinforcing agent 40 parts, constitution controller 1 part, colouring agent 68 parts, age resister 1 part by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into and carry out mixing in open mixing roll, first roller after bag after bag preliminary roller, roll spacing is 6mm, and front roll temperature is set to 32 DEG C, and it is 16min that rear roll temperature is set to 26 DEG C of mixing times.
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 4 times, be down to room temperature, after material is carried out stripping and slicing, pack.
In the present embodiment, reinforcing agent is potter's clay.
Constitution controller is for containing Borosiloxane.
The preferred organic pigment of colouring agent, its security and tinctorial strength higher.
Embodiment 4
A preparation method for silastic coloring mater match, is characterized in that: comprise the following steps:
(1) weighing
Following raw material is taken respectively: 65 parts, silicon rubber, reinforcing agent 38 parts, constitution controller 2 parts, colouring agent 70 parts, age resister 3 parts by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into and carry out mixing in open mixing roll, first roller after bag after bag preliminary roller, roll spacing is 6mm, and front roll temperature is set to 33 DEG C, and it is 17min that rear roll temperature is set to 27 DEG C of mixing times.
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 5 times, be down to room temperature, after material is carried out stripping and slicing, pack.
In the present embodiment, reinforcing agent is magnesium carbonate.
Constitution controller is for containing Borosiloxane.
The preferred organic pigment of colouring agent, its security and tinctorial strength higher.
Claims (4)
1. a preparation method for silastic coloring mater match, is characterized in that: comprise the following steps:
(1) weighing
Following raw material is taken respectively: 60 ~ 80 parts, silicon rubber, reinforcing agent 35 ~ 45 parts, constitution controller 0.1 ~ 3 part, colouring agent 65 ~ 75 parts, age resister 0.5 ~ 4 part by formula;
(2) mixing
By the material that weighs up order from big to small by weight, drop into carry out in open mixing roll mixing, first roller after bag after bag preliminary roller, roll spacing is 5 ~ 6mm, and front roll temperature is set to 30 ~ 34 DEG C, and it is 12 ~ 18min that rear roll temperature is set to 25 ~ 30 DEG C of mixing times;
(3) bottom sheet, stripping and slicing
Fully mix on a mill until, after repeating to turn over experienced 3 ~ 5 times, be down to room temperature, after material is carried out stripping and slicing, pack.
2. the preparation method of silastic coloring mater match as claimed in claim 1, is characterized in that: described reinforcing agent is the one in carbon black, white carbon, potter's clay, calcium carbonate, magnesium carbonate.
3. the preparation method of silastic coloring mater match as claimed in claim 1, is characterized in that: the preferred hydroxyl silanes of described constitution controller, Siloxysilane class, boracic type siloxane organo-silicon compound.
4. the preparation method of silastic coloring mater match as claimed in claim 1, is characterized in that: described colouring agent is organic pigment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410726373.7A CN104476693A (en) | 2014-12-04 | 2014-12-04 | Preparation method of silicone rubber coloring master batch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410726373.7A CN104476693A (en) | 2014-12-04 | 2014-12-04 | Preparation method of silicone rubber coloring master batch |
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| CN104476693A true CN104476693A (en) | 2015-04-01 |
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| CN201410726373.7A Pending CN104476693A (en) | 2014-12-04 | 2014-12-04 | Preparation method of silicone rubber coloring master batch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238067A (en) * | 2015-11-09 | 2016-01-13 | 沈阳化工大学 | High-temperature resistance silicone rubber coloring master batch and preparation method thereof |
| CN108102373A (en) * | 2017-11-29 | 2018-06-01 | 广德粤华塑业制品有限公司 | A kind of elastomeric environment-friendly silica gel color masterbatch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101434746A (en) * | 2008-12-12 | 2009-05-20 | 四川明星电缆股份有限公司 | Silastic coloring mater match and preparation |
| CN101824172A (en) * | 2010-04-16 | 2010-09-08 | 青岛科技大学 | Preparation method of high temperature and high pressure resistant rubber sealing material |
| CN103319902A (en) * | 2013-06-21 | 2013-09-25 | 江苏天辰硅材料有限公司 | High-temperature vulcanized silicone rubber for cold-contraction cable accessory and preparation method thereof |
| CN103980571A (en) * | 2014-05-10 | 2014-08-13 | 宁国市格斯特密封件有限公司 | Impact and high temperature resistant rubber material, production method and preparation method thereof |
-
2014
- 2014-12-04 CN CN201410726373.7A patent/CN104476693A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101434746A (en) * | 2008-12-12 | 2009-05-20 | 四川明星电缆股份有限公司 | Silastic coloring mater match and preparation |
| CN101824172A (en) * | 2010-04-16 | 2010-09-08 | 青岛科技大学 | Preparation method of high temperature and high pressure resistant rubber sealing material |
| CN103319902A (en) * | 2013-06-21 | 2013-09-25 | 江苏天辰硅材料有限公司 | High-temperature vulcanized silicone rubber for cold-contraction cable accessory and preparation method thereof |
| CN103980571A (en) * | 2014-05-10 | 2014-08-13 | 宁国市格斯特密封件有限公司 | Impact and high temperature resistant rubber material, production method and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238067A (en) * | 2015-11-09 | 2016-01-13 | 沈阳化工大学 | High-temperature resistance silicone rubber coloring master batch and preparation method thereof |
| CN108102373A (en) * | 2017-11-29 | 2018-06-01 | 广德粤华塑业制品有限公司 | A kind of elastomeric environment-friendly silica gel color masterbatch |
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Application publication date: 20150401 |
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