CN108084518A - Ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof - Google Patents
Ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof Download PDFInfo
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- CN108084518A CN108084518A CN201611037739.5A CN201611037739A CN108084518A CN 108084518 A CN108084518 A CN 108084518A CN 201611037739 A CN201611037739 A CN 201611037739A CN 108084518 A CN108084518 A CN 108084518A
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention belongs to nitrile rubber technical fields, are related to ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof.A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：15 parts of 100 155 parts of nitrile rubber, 70 95 parts of white carbon, 3 11 parts of zinc oxide, 5 15 parts of stearic acid, 20 45 parts of plasticizer, 26 parts of white factice, 15 parts of accelerating agent and anti-aging agent.The ageing-resistant nitrile rubber of the invention environment-friendly type has many advantages, such as that thermal stability is good, environment-protecting and non-poisonous, and the present invention is easy to operate.
Description
Technical field
The invention belongs to nitrile rubber technical fields, are related to a kind of ageing-resistant nitrile rubber of environment-friendly type and its preparation
Method.
Background technology
With the improvement of people's living standard, people increasingly pay attention to for the consciousness of environmental protection, for the ring of daily necessities
It protects nontoxic situation and proposes more requirements, american cancer research institute (NCI) and food and Drug Administration (FDA) proposition increasing
Modeling agent DOP is potentially carcinogenic, and European Union and the U.S. forbid less than 3 years old toy for children and articles for use to use 6 kinds of adjacent benzene two including DOP
Formate ester plasticizer.But therefore the exploitation of environment-protecting and non-poisonous plasticizer causes extensive concern with application.At present, nitrile rubber
Ageing-resistant performance it is impossible to meet the ageing-resistant requirements that people gradually increase.
Plasticizer can improve the processing performance of high polymer, increase mobility and be widely used.Two (2- of phthalic acid
Ethyl hexyl) ester (DOP) makees the common plasticizer of nitrile rubber, good plasticization effect and preferable cold resistance are shown, still
Therefore the shortcomings that in the presence of polluting environment, injuring human body, develops a kind of preferably ageing-resistant using having for nontoxic plasticizer preparation
The nitrile rubber of performance is very necessary.
The content of the invention
In view of the problems of the existing technology, it is an object of the invention to provide a kind of ageing-resistant butyronitrile rubbers of environment-friendly type
Glue.The ageing-resistant nitrile rubber of environment-friendly type of the present invention has many advantages, such as that thermal stability is good, environment-protecting and non-poisonous.Preparation method behaviour of the present invention
Make simple.
In order to solve the above technical problems, the technical solution adopted by the present invention：
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber 100-155
Part, 70-95 parts of white carbon, 3-11 parts of zinc oxide, 5-15 parts of stearic acid, 20-45 parts of plasticizer, 2-6 parts of white factice, accelerating agent
1-5 parts and 1-5 parts of anti-aging agent.
A preferred embodiment of the present invention is prepared by the raw material of following parts by weight：110-135 parts of nitrile rubber,
85-90 parts of white carbon, 4-7 parts of zinc oxide, 7-14 parts of stearic acid, 22-35 parts of plasticizer, 3-4 parts of softening agent, 2-4 parts of accelerating agent
With 2-4 parts of anti-aging agent.
Another preferred embodiment of the present invention, is prepared by the raw material of following parts by weight：It is 124 parts of nitrile rubber, white
3 parts of 83 parts of carbon black, 4 parts of zinc oxide, 10 parts of stearic acid, 32 parts of plasticizer, 3 parts of softening agent, 2 parts of accelerating agent and anti-aging agent.
The acrylonitrile mass fraction of the nitrile rubber is 48-57%.
The accelerating agent is TT or DM.
The accelerating agent is TT and DM, by ratio of weight and the number of copies captax：Altax=2-4:1-3.
The plasticizer is TP-90B.
A kind of preparation method of the ageing-resistant nitrile rubber of environment-friendly type, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Beneficial effects of the present invention：
（1）It is straight chained alkyl polyethers or ether-ether structure that invention plasticizer, which uses TP-90B, TP-90B, has certain promotion to vulcanization
Effect has good thermal stability；
（2）The plasticizer TP-90B that the present invention uses has the advantages that the present invention environment-protecting and non-poisonous for Environment-friendlynon-toxic non-toxic plasticizer.
Specific embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are simply for the feature and advantage that further illustrate the present invention rather than to the claims in the present invention
Limitation.
Embodiment 1
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber（Acrylonitrile matter
It is 50% to measure fraction）100-150 parts, 30 parts of white carbon, 60 parts of carbon black, 8 parts of ZnO, 12 parts of stearic acid, 3 parts of white factice, plasticizer
4 parts of 16 parts of TP-90B, 3 parts of accelerating agent TT and antioxidant 264.
Preparation method, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Embodiment 2
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber（Acrylonitrile matter
It is 50% to measure fraction）135 parts, 30 parts of white carbon, 50 parts of carbon black, 5 parts of zinc oxide, 9 parts of stearic acid, 3 parts of white factice, plasticizer TP-
246 2 parts of 18 parts of 90B, 5 parts of altax and anti-aging agent.
Preparation method, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Embodiment 3
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber（Acrylonitrile matter
It is 50% to measure fraction）125 parts, 35 parts of white carbon, 55 parts of carbon black, 5 parts of zinc oxide, 9 parts of stearic acid, 2 parts of white factice, plasticizer TP-
246 3 parts of 20 parts of 90B, 2 parts of altax, 3 parts of accelerating agent TT and anti-aging agent.
Preparation method, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Embodiment 4
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber（Acrylonitrile matter
It is 50% to measure fraction）110 parts, 37 parts of white carbon, 53 parts of carbon black, 6 parts of zinc oxide, 10 parts of stearic acid, 2 parts of white factice, plasticizer
246 3 parts of 30 parts of TP-90B, 2 parts of altax, 3 parts of accelerating agent TT and anti-aging agent.
Preparation method, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Embodiment 5
A kind of ageing-resistant nitrile rubber of environment-friendly type, is prepared by the raw material of following parts by weight：Nitrile rubber（Acrylonitrile matter
It is 50% to measure fraction）120 parts, 38 parts of white carbon, 57 parts of carbon black, 5 parts of zinc oxide, 9 parts of stearic acid, 3 parts of white factice, plasticizer TP-
246 2 parts of 35 parts of 90B, 2 parts of altax, 3 parts of accelerating agent TT and anti-aging agent.
Preparation method, step are as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Comparative example 1
Comparative example 1 uses the raw material proportioning of embodiment 2, but plasticizer replaces with phthalic acid two (2-ethyl hexyl) ester
（DOP）, preparation method prepared using common prior art according to above-mentioned formula, and physical mechanical property detection knot is carried out to it
Fruit is as shown in table 1.
First, performance detection
The present invention's uses tensilon AI7000S to vulcanizate according to standard ISO37-2005 and ISO34/1-1994 respectively
Sample is stretched and is torn test, and test agent Shore A hardness is measured using XY-1 type hardness testers according to standard ISO7619-1986,
It is tested according to standard ISO4649-2002 using GT-7012-D type DIN abrasiometers.
1st, the nitrile rubber ageing-resistant to the environment-friendly type of embodiment 1-5 and the preparation of comparative example 1 carries out performance test results, such as
Shown in table 2.
The performance test results of the ageing-resistant nitrile rubber of environment-friendly type prepared by 1 embodiment 1-5 of table and comparative example 1.
| Performance and number | Tensile strength（MPa） | 100% stress at definite elongation（MPa） | Elongation rate of tensile failure（%） | Hardness（Shao Er A） |
| Embodiment 1 | 25 | 16 | 255 | 23 |
| Embodiment 2 | 24 | 15 | 265 | 26 |
| Embodiment 3 | 24 | 14 | 270 | 25 |
| Embodiment 4 | 25 | 13 | 252 | 27 |
| Embodiment 5 | 23 | 16 | 248 | 25 |
| Comparative example 1 | 30 | 55 | 42 | 14 |
2nd, the nitrile rubber ageing-resistant to the environment-friendly type of embodiment 1-5 and the preparation of comparative example 1 carries out (100 DEG C of ageing properties
× 70h) testing result, as shown in table 2.
2 ageing properties testing result of table.
| Performance and number | Tensile strength（MPa） | 100% stress at definite elongation（MPa） | Elongation rate of tensile failure（%） | Hardness（Shao Er A） |
| Embodiment 1 | 20 | 24 | 210 | 33 |
| Embodiment 2 | 21 | 23 | 225 | 36 |
| Embodiment 3 | 21 | 22 | 230 | 35 |
| Embodiment 4 | 22 | 21 | 212 | 37 |
| Embodiment 5 | 20 | 25 | 208 | 35 |
| Comparative example 1 | 27 | 85 | 12 | 24 |
The ageing-resistant performance of the product prepared from Tables 1 and 2,1-5 of the embodiment of the present invention is significantly better than comparative example 1,
Illustrate that the thermal stability of the present invention is good, ageing-resistant performance is better than market commonly commercially available nitrile rubber.
It is understood that above with respect to the specific descriptions of the present invention, it is merely to illustrate the present invention and is not limited to this
The described technical solution of inventive embodiments, it will be understood by those of ordinary skill in the art that, still the present invention can be carried out
Modification or equivalent substitution, to reach identical technique effect；As long as meeting using needs, all protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of ageing-resistant nitrile rubber of environment-friendly type, it is characterised in that：It is prepared by the raw material of following parts by weight：Fourth
100-155 parts of nitrile rubber, 70-95 parts of white carbon, 3-11 parts of zinc oxide, 5-15 parts of stearic acid, 20-45 parts of plasticizer, white factice
1-5 parts of 2-6 parts, 1-5 parts of accelerating agent and anti-aging agent.
2. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：By following parts by weight
Raw material is prepared：110-135 parts of nitrile rubber, 85-90 parts of white carbon, 4-7 parts of zinc oxide, 7-14 parts of stearic acid, plasticizer
2-4 parts of 22-35 parts, 3-4 parts of softening agent, 2-4 parts of accelerating agent and anti-aging agent.
3. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：By following parts by weight
Raw material is prepared：124 parts of nitrile rubber, 83 parts of white carbon, 4 parts of zinc oxide, 10 parts of stearic acid, 32 parts of plasticizer, softening agent
3 parts of 3 parts, 2 parts of accelerating agent and anti-aging agent.
4. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：The propylene of the nitrile rubber
Nitrile mass fraction is 48-57%.
5. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：The accelerating agent for TT or
DM。
6. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：The accelerating agent for TT and
DM, by ratio of weight and the number of copies captax：Altax=2-4:1-3.
7. the ageing-resistant nitrile rubber of environment-friendly type according to claim 1, it is characterised in that：The plasticizer is TP-
90B。
8. a kind of preparation method of the ageing-resistant nitrile rubber of any environment-friendly type according to claim 1-7, feature exist
In step is as follows：
（1）It is kneaded：Raw material is weighed in parts by weight, and raw material is all put into mixer and is kneaded, rotor speed 100-
150r/min, time 15-35min；Batch mixing to be put into open mill and is kneaded, roll temperature is 50-60 DEG C before open mill, after
Roll temperature is 40-50 DEG C, and roller speed is than being 1:1-1.5, dump temperature are 50-60 DEG C, and rubber compound is made；
（2）Vulcanization：By above-mentioned steps（1）In rubber compound obtained vulcanize on vulcanizing press, curing temperature 160-190
DEG C, vulcanization time 10-20min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037739.5A CN108084518A (en) | 2016-11-23 | 2016-11-23 | Ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037739.5A CN108084518A (en) | 2016-11-23 | 2016-11-23 | Ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108084518A true CN108084518A (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611037739.5A Pending CN108084518A (en) | 2016-11-23 | 2016-11-23 | Ageing-resistant nitrile rubber of a kind of environment-friendly type and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111057282A (en) * | 2019-12-30 | 2020-04-24 | 广州飞粤新材料有限公司 | Environment-friendly roller glue and production process thereof |
| CN111662492A (en) * | 2020-07-04 | 2020-09-15 | 山东冠聚高分子材料有限公司 | High oil-extended nitrile rubber and preparation method thereof |
| CN112679810A (en) * | 2020-12-15 | 2021-04-20 | 泉州市华实橡塑科技有限公司 | Rubber compound for diamond wire saw, preparation method and diamond wire saw |
-
2016
- 2016-11-23 CN CN201611037739.5A patent/CN108084518A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111057282A (en) * | 2019-12-30 | 2020-04-24 | 广州飞粤新材料有限公司 | Environment-friendly roller glue and production process thereof |
| CN111662492A (en) * | 2020-07-04 | 2020-09-15 | 山东冠聚高分子材料有限公司 | High oil-extended nitrile rubber and preparation method thereof |
| CN112679810A (en) * | 2020-12-15 | 2021-04-20 | 泉州市华实橡塑科技有限公司 | Rubber compound for diamond wire saw, preparation method and diamond wire saw |
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Application publication date: 20180529 |