CN108117680A - Rubber composition and preparation method thereof - Google Patents
Rubber composition and preparation method thereof Download PDFInfo
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- CN108117680A CN108117680A CN201711475831.4A CN201711475831A CN108117680A CN 108117680 A CN108117680 A CN 108117680A CN 201711475831 A CN201711475831 A CN 201711475831A CN 108117680 A CN108117680 A CN 108117680A
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- rubber composition
- rubber
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- maleimide
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 115
- 239000005060 rubber Substances 0.000 title claims abstract description 115
- 239000000203 mixture Substances 0.000 title claims abstract description 85
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 53
- PEEHTFAAVSWFBL-UHFFFAOYSA-N Maleimide Chemical compound O=C1NC(=O)C=C1 PEEHTFAAVSWFBL-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 21
- 238000004073 vulcanization Methods 0.000 claims abstract description 13
- 229920000459 Nitrile rubber Polymers 0.000 claims description 26
- 239000000945 filler Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 15
- 230000003712 anti-aging effect Effects 0.000 claims description 14
- 150000002978 peroxides Chemical class 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 8
- 239000004014 plasticizer Substances 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 239000005864 Sulphur Substances 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 4
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 239000012764 mineral filler Substances 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 239000012190 activator Substances 0.000 claims description 2
- ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical compound CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 claims 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000000454 talc Substances 0.000 claims 1
- 229910052623 talc Inorganic materials 0.000 claims 1
- 235000012222 talc Nutrition 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 21
- 238000007906 compression Methods 0.000 abstract description 21
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003431 cross linking reagent Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 24
- 238000011056 performance test Methods 0.000 description 19
- 230000000052 comparative effect Effects 0.000 description 15
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 14
- 238000004132 cross linking Methods 0.000 description 10
- 235000021355 Stearic acid Nutrition 0.000 description 8
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 8
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 8
- 239000008117 stearic acid Substances 0.000 description 8
- 239000011787 zinc oxide Substances 0.000 description 7
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 6
- 230000004580 weight loss Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 241000894007 species Species 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 150000003949 imides Chemical class 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000003213 activating effect Effects 0.000 description 3
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 150000003923 2,5-pyrrolediones Chemical class 0.000 description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical group C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- ZZMVLMVFYMGSMY-UHFFFAOYSA-N 4-n-(4-methylpentan-2-yl)-1-n-phenylbenzene-1,4-diamine Chemical compound C1=CC(NC(C)CC(C)C)=CC=C1NC1=CC=CC=C1 ZZMVLMVFYMGSMY-UHFFFAOYSA-N 0.000 description 1
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229940049706 benzodiazepine Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical class C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
- C08K5/3415—Five-membered rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L15/00—Compositions of rubber derivatives
- C08L15/005—Hydrogenated nitrile rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a rubber composition, and belongs to the field of rubber preparation. The rubber composition provided by the invention comprises the following components in parts by weight: 100 parts of rubber, 0.1-20 parts of multi-component maleimide, 0.01-20 parts of vulcanizing agent and 1-230 parts of auxiliary agent. The multicomponent maleimide of the invention replaces the traditional auxiliary crosslinking agent triallyl isocyanurate to be used as the auxiliary crosslinking agent, can achieve the effect of obviously improving the compression permanent deformation performance of rubber products, and can accelerate the vulcanization speed. The data of the examples show that the compression set (37.6%) of the rubber composition provided by the invention is reduced by 38.5% compared with the compression set (61.2%) of the rubber composition obtained by the traditional vulcanization system, and the rubber composition has excellent compression set performance.
Description
Technical field
The present invention relates to technical field of rubber preparation more particularly to a kind of rubber composition and preparation method thereof.
Background technology
Nitrile rubber is the excellent specific rubber of a kind of heat-resisting, weather-proof, resistance to ozone, oil resistance, is mainly used in oil field
It exploits, in auto industry, is widely used in the products such as severe rugged environment sealing element field and the fuel hose of high temperature and pressure
Manufacture.
With constantly development and the continuous progress of auto industry of industrial expansion, particularly oil field extractive industry, rubber system
Product application environment is more and more harsher, thus the requirement to exterior-coated nitrile rubber article is higher and higher, in high-temperature oil resistance situation lower seal
The life requirements used is higher and higher, and the especially requirement to the compression set performance of product is more and more harsher.
As the prior art for solving problems, the rubber composition containing nitrile rubber or hydrogenated nitrile-butadiene rubber is generally adopted
With conventional vulcanization, i.e. peroxide cross-linking agent and Triallyl isocyanurate (TAIC) coordinates, obtained rubber
Compression set poor performance.
The content of the invention
In view of this, it is an object of the invention to provide a kind of rubber compositions and preparation method thereof.It is provided by the invention
Rubber composition has excellent compression set performance.
In order to realize foregoing invention purpose, the present invention provides following technical scheme：
The present invention provides a kind of rubber composition, include the component of following parts by weight：100 parts of rubber, multigroup portion of horse
Carry out 0.1~20 part of acid imide, 0.01~20 part of vulcanizing agent, 1~230 part of auxiliary agent, the rubber is hydrogenated nitrile-butadiene rubber or butyronitrile
Rubber, the multigroup part of maleimide is at least containing one kind in structure shown in Formulas I：
N is 0~30 integer in the Formulas I.
Preferably, the vulcanizing agent is sulphur or peroxide vulcanizing agent.
Preferably, the peroxide vulcanizing agent is cumyl peroxide.
Preferably, the parts by weight of the multigroup part of maleimide are 0.2~10 part.
Preferably, on the basis of the parts by weight of rubber are 100, the auxiliary agent includes the component of following parts by weight：It is living
0~20 part of agent, 1~10 part of anti-aging agent, 0~150 part of filler, 0~30 part of plasticizer, 0~10 part of processing aid, accelerating agent 0
~10 parts.
Preferably, the filler is in carbon black, mineral filler, talcum powder, calcium carbonate, clay, white carbon or aluminium hydroxide
One or more.
Preferably, the processing aid is polyethylene wax and/or stearic acid.
The present invention also provides the preparation methods of rubber composition described in above-mentioned technical proposal, comprise the following steps：
(1) rubber is mixed and is kneaded with auxiliary agent, vulcanizing agent, multigroup part of maleimide, obtain being kneaded material；
(2) the mixing material that the step (1) obtains is vulcanized, obtains rubber composition.
Preferably, the temperature being kneaded in the step (1) is 60~160 DEG C, and the time of mixing is 1~20min.
Preferably, the temperature of vulcanization is 120~200 DEG C in the step (2), and the time of vulcanization is 5~90min.
The present invention provides a kind of rubber composition, include the component of following parts by weight：100 parts of rubber, multigroup portion of horse
Carry out 0.1~20 part of acid imide, 0.01~20 part of vulcanizing agent, 1~230 part of auxiliary agent, the rubber is hydrogenated nitrile-butadiene rubber or butyronitrile
Rubber.The multigroup part of maleimide of the present invention has the active reaction functional group of multiple maleimides, in drawing for vulcanizing agent
Under breaking-out is used, multigroup part of maleimide can crosslink reaction with the unsaturated bond on rubber host molecule chain, generate more steady
The cross-bridge of fixed carbochain increases the crosslink density of rubber, compared with the iso-cyanuric acid triallyl ester of identical additive amount,
The crosslink density of multigroup part of maleimide is significantly improved, so as to reduce the compression set amount of rubber composition.From
Embodiment can be seen that the compression set amount (37.6%) of rubber composition provided by the invention compared to conventional vulcanized body
It is the compression set amount (61.2%) of obtained rubber composition, reduces 38.5%, there is excellent compression permanently to become
Shape performance.
Further, since multigroup part of maleimide contains the aromatic structure of multiple phenyl ring, have with filler good
Compatibility can improve the interaction of filler and rubber, improve the degree of scatter of filler, so as to improve the wear-resisting of rubber composition
Performance.From embodiment as can be seen that rubber composition provided by the invention Akron abrasion weight loss (0.154g) compared to
The Akron abrasion weight loss (0.194g) of the rubber composition of conventional vulcanization vulcanization, reduces 20.7%.
Specific embodiment
The present invention provides a kind of rubber composition, include the component of following parts by weight：100 parts of rubber, multigroup portion of horse
Carry out 0.1~20 part of acid imide, 0.01~20 part of vulcanizing agent, 1~230 part of auxiliary agent, the rubber is hydrogenated nitrile-butadiene rubber or butyronitrile
Rubber；The multigroup part of maleimide is at least containing one kind in structure shown in Formulas I：
N is 0~30 integer in the Formulas I.
Rubber composition provided by the invention includes the rubber of 100 parts of parts by weight, and the rubber is nitrile rubber or hydrogen
Change nitrile rubber.The present invention does not have the source of the nitrile rubber and hydrogenated nitrile-butadiene rubber any special restriction, using this
Commercial goods known to field technology personnel, specifically, such as HNBR-ZN35258 of Zannan Technology (Shanghai) Co., Ltd.,
NBR220S。
Rubber composition provided by the invention includes multigroup part of maleimide of 0.1~20 part of parts by weight, is preferably
0.2~10 part, more preferably 1~6 part are most preferably 2~4 parts.In the present invention, the multigroup part of maleimide at least wraps
Containing one kind in structure shown in Formulas I, n is preferably 1~20 integer.The present invention does not have the source of the multigroup part of maleimide
There is special restriction, using commercial product well known to those skilled in the art, specifically, as big tomb chemical (Shanghai) is limited
The TOPWIZ PAPI of company.The multigroup part of maleimide of the present invention has the active reaction functional group of multiple maleimides,
Under the initiation of vulcanizing agent, reaction can be crosslinked with the unsaturated bond on rubber host molecule chain, generates what is relatively stablized
The cross-bridge of carbochain increases the crosslink density of rubber, so as to improve the compression set of rubber composition.
Rubber composition provided by the invention includes the vulcanizing agent of 0.01~20 part of parts by weight, is preferably 1~10 part, more
Preferably 4~6 parts.In the present invention, the vulcanizing agent is preferably sulphur or peroxide vulcanizing agent；The peroxide cure
Agent is preferably cumyl peroxide (DCP).
Rubber composition provided by the invention includes the auxiliary agent of 1~230 part of parts by weight, is preferably 30~180 parts, more excellent
Elect 70~100 parts as.In the present invention, on the basis of the parts by weight of rubber are 100, the auxiliary agent preferably comprises following heavy
Measure the component of number：0~20 part of activator, 1~10 part of anti-aging agent, 0~150 part of filler, 0~30 part of plasticizer, processing aid 0
~10 parts, 0~10 part of accelerating agent.
In the present invention, the auxiliary agent preferably includes the activating agent of 5~15 parts of parts by weight, more preferably 6~10 parts.The present invention
There is no any special restriction to the species of the activating agent, using activating agent well known to those skilled in the art, specifically
, such as zinc oxide.
In the present invention, the auxiliary agent preferably includes the anti-aging agent of 1.5~6 parts of parts by weight, more preferably 2~4 parts.This hair
The bright species to the anti-aging agent does not have any special restriction, using anti-aging agent well known to those skilled in the art, tool
Body, such as antioxidant 4020, antioxidant 4010NA, anti-aging agent 445, anti-aging agent RD.
In the present invention, the auxiliary agent preferably includes the filler of 10~90 parts of parts by weight, more preferably 30~60 parts.It is described
Filler is preferably the one or more in carbon black, mineral filler, talcum powder, calcium carbonate, clay, white carbon or aluminium hydroxide；When
When the filler is mixture, the present invention to carbon black in the filler mixture, mineral filler, talcum powder, calcium carbonate, clay,
The weight ratio of white carbon and aluminium hydroxide does not have special restriction, using the mixture of arbitrary proportion.In the present invention, to institute
Stating the source of filler does not have any special requirement, using commercial product well known to those skilled in the art, specifically, such as
Carbon black N134, N220, N234, N330, N326, N375, N550, N660, N770 or talcum powder.In the present invention, multigroup portion of horse
Coming acid imide and filler has good compatibility, can improve the interaction of filler and rubber, improve the degree of scatter of filler, from
And improve the wear-resisting property of rubber composition.
In the present invention, the auxiliary agent preferably includes the plasticizer of 5~15 parts of parts by weight, more preferably 8~12 parts, optimal
Elect 10 parts as.The present invention, does not have the species of the plasticizer any special restriction, and use is well known to those skilled in the art
Plasticizer, specifically, such as environmentally friendly Etheric ester type plasticizer TP-95.
In the present invention, the auxiliary agent preferably includes the processing aid of 2~8 parts of parts by weight, more preferably 4~6 parts.This hair
The bright species to the processing aid does not have any special restriction, is using processing aid well known to those skilled in the art
Can, specifically, such as stearic acid or polyethylene wax.
In the present invention, the auxiliary agent preferably includes the accelerating agent of 1~6 part of parts by weight, more preferably 2.5~5 parts.This hair
The bright species to the accelerating agent does not have any special restriction, using accelerating agent well known to those skilled in the art, tool
Body, such as N, two sulphur of N- tetramethyls double thiamides (TMTD), 2,2'- dithio-bis-benzothiazoles (DM), N- cyclohexyl -2- benzos
Thiazolesulfenamide (CZ).
The present invention also provides the preparation methods of rubber composition described in above-mentioned technical proposal, comprise the following steps：
(1) rubber is mixed and is kneaded with auxiliary agent, vulcanizing agent, multigroup part of maleimide, obtain being kneaded material；
(2) the mixing material that the step (1) obtains is vulcanized, obtains rubber composition.
Rubber is mixed and is kneaded with auxiliary agent, vulcanizing agent, multigroup part of maleimide by the present invention, obtains being kneaded material.
In the present invention, the temperature of the mixing is preferably 60~160 DEG C, more preferably 80~150 DEG C；The time of the mixing is preferred
For 1~20min, more preferably 3~10min.
In the present invention, the addition sequence of the rubber, auxiliary agent, vulcanizing agent and multigroup part of maleimide preferably will first help
Agent and rubber mix, are kneaded, and obtain pre- mixing material；Be kneaded in advance temperature of charge less than after 120 DEG C, add in vulcanizing agent and
Multigroup part of maleimide.In the present invention, temperature when adding in vulcanizing agent and multigroup part of maleimide is preferably 80~100
℃。
The present invention does not have the preparation method of the auxiliary agent special restriction, using combination well known to those skilled in the art
The preparation method of object is made.
It obtains after being kneaded material, the present invention vulcanizes the mixing material, obtains rubber composition.In the present invention
In, the temperature of the vulcanization is preferably 120~200 DEG C, more preferably 160~180 DEG C；The time of the vulcanization is preferably 5~
90min, more preferably 10~40min.
The present invention does not have special restriction to the mixing and vulcanization plant, using device well known to those skilled in the art
, specifically, being kneaded using mixer, vulcanization using vulcanizer.
Rubber composition provided by the invention and preparation method thereof is described in detail with reference to embodiment, still
They cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
A kind of rubber composition includes the component of following parts by weight：100 parts of hydrogenated nitrile-butadiene rubber (HNBR-ZN35258),
5.0 parts of zinc oxide, 1.0 parts of stearic acid, N77430 parts, N55030 parts, 4451.5 parts of anti-aging agent, TP-955.0 parts, DCP 4.0
Part, 1.0 parts of PAPI.
Preparation method comprises the following steps：
(1) HNBR-ZN35258 and zinc oxide, stearic acid, N774, N550, anti-aging agent 445, TP-95 are put into mixer
In be kneaded 6 minutes to be kneaded material in advance at 100~150 DEG C, be kneaded in advance temperature of charge less than after 100 DEG C, add in DCP and
PAPI is kneaded 4 minutes, obtains being kneaded material；
(2) by above-mentioned mixing material in vulcanizer in 160~180 DEG C vulcanize 20 minutes, then carry out shaping cut out material and
Deburring obtains rubber composition.
The Mooney viscosity of rubber composition is characterized using testing standard ASTM D1646-07；Using testing standard
ASTM D412-2006 characterize tensile strength；Stretch modulus is characterized using enterprises standard；Using ASTM D573-04
(2015) ageing properties of rubber composition are tested；Using the wear-resisting property of GB/T 1689-2014 test rubber compositions；It adopts
With the constant deformation compression set performance of GB/T7759-2015 test rubber compositions.
The performance test results are shown in Table 1.
Embodiment 2
Rubber composition is prepared using raw material and preparation method same as Example 1, differs only in PAPI as 1.5
Part, raw material proportioning and the performance test results are shown in Table 1.
Embodiment 3
Rubber composition is prepared using raw material and preparation method same as Example 1, differs only in PAPI as 2.0
Part, raw material proportioning and the performance test results are shown in Table 1.
Embodiment 4
A kind of rubber composition includes the component of following parts by weight：100 parts of hydrogenated nitrile-butadiene rubber (HNBR), zinc oxide
5.0 parts, 1.0 parts of stearic acid, N77430 parts, N55030 parts, 4451.5 parts of anti-aging agent, TP-955.0 parts, 4.0 parts of DCP, PAPI
2.0 parts, rubber composition is prepared according to the method for embodiment 1, the performance test results are shown in Table 2.
Embodiment 5
Rubber composition is prepared using raw material and preparation method same as Example 4, differs only in PAPI as 4.0
Part, raw material proportioning and the performance test results are shown in Table 2.
Embodiment 6
A kind of rubber composition includes the component of following parts by weight：100 parts of hydrogenated nitrile-butadiene rubber (HNBR), zinc oxide
5.0 parts, 1.0 parts of stearic acid, 1.5 parts of WB222 (polyethylene wax), 15 parts of talcum powder, N77420 parts, N55030 parts, anti-aging agent
4451.5 parts, TP-9510 parts, 2.0 parts of 1.0 parts of S, TMTD, 1.0 parts of 1.0 parts of DM, CZ, 2 parts of PAPI, according to embodiment 1
Method prepare rubber composition, the performance test results are shown in Table 2.
Embodiment 7
A kind of rubber composition includes the component of following parts by weight：100 parts of nitrile rubber (NBR220S), zinc oxide 5.0
Part, 1.0 parts of stearic acid, N77430 parts, N33030 parts, 1.5 parts of anti-aging agent RD, TP-955.0 parts, 2.0 parts of DCP, PAPI 0.5
Part, rubber composition is prepared according to the method for embodiment 1, the performance test results are shown in Table 3.
Embodiment 8
Rubber composition is prepared using raw material and preparation method same as Example 7, differs only in PAPI as 1.5
Part, raw material proportioning and the performance test results are shown in Table 3.
Embodiment 9
A kind of rubber composition includes the component of following parts by weight：100 parts of nitrile rubber (NBR220S), zinc oxide 5.0
Part, 1.0 parts of stearic acid, N77430 parts, N33030 parts, 1.5 parts of anti-aging agent RD, TP-9510 parts, 1.0 parts of S, 1.5 parts of TMTD,
0.5 part of DM, 0.5 part of 0.5 part of CZ, PAPI, prepare rubber composition, the performance test results are shown according to the method for embodiment 1
Table 3.
Embodiment 10
Rubber composition is prepared using raw material and preparation method same as Example 9, differs only in PAPI as 1.0
Part, raw material proportioning and the performance test results are shown in Table 3.
Comparative example 1
Rubber composition is prepared using raw material and preparation method same as Example 1, is differed only in 1.0 parts of PAPI
1.5 parts of TAIC are replaced with, raw material proportioning and the performance test results are shown in Table 1.
Comparative example 2
Rubber composition is prepared using raw material and preparation method same as Example 4, difference lies in by 2.0 parts of PAPI
1.5 parts of TAIC are replaced with, and without WB222 and talcum powder, TP-95 is 10 parts, and material is shown in Table 2 with when the performance test results.
Comparative example 3
Rubber composition is prepared using the raw material and preparation method identical with comparative example 2, differs only in and additionally incorporates 2.0
Part PAPI, raw material proportioning and the performance test results are shown in Table 2.
Comparative example 4
Rubber composition is prepared using raw material and preparation method same as Example 6, differs only in, does not add
PAPI, raw material proportioning and the performance test results are shown in Table 2.
Comparative example 5
Rubber composition is prepared using raw material and preparation method same as Example 7, is differed only in, by 0.5 part
PAPI replaces with 1.5 parts of TAIC, and TP-95 is 10 parts, and raw material proportioning and the performance test results are shown in Table 3.
Comparative example 6
Rubber composition is prepared using raw material and preparation method same as Example 9, differs only in and does not add PAPI,
Raw material proportioning and the performance test results are shown in Table 3.
1 raw material proportioning of table and the performance test results
As it can be seen from table 1 the compression set amount (37.6%) of the rubber composition of embodiment 3 provided by the invention
Compared in comparative example 1 using the compression set amount of the TAIC hydrogenated nitrile rubber compositions obtained as crosslinking coagent
(61.2%), 38.6% is reduced.
Meanwhile the rubber composition of embodiment 3 provided by the invention Akron abrasion weight loss (0.154g) compared to pair
Ratio 1 Akron abrasion weight loss (0.194g) also reduce 20%, it can be seen that rubber composition of the invention it is resistance to
Mill property is significantly increased compared to comparative example.
In addition, the dynamic loss factor Tan δ (0.148) of the rubber composition of embodiment 3 provided by the invention are compared to comparison
The dynamic loss factor Tan δ (0.168) of example 1 also reduce 12%, it can be seen that the filler of rubber composition of the invention point
It dissipates and compares comparative example with heat and be significantly improved.
2 raw material proportioning of table and the performance test results
As can be seen from Table 2：When vulcanizing agent is peroxide, the hydrogen that is prepared using multigroup part of maleimide as crosslinking coagent
It is (right as hydrogenated nitrile rubber composition prepared by crosslinking coagent compared to using TAIC to change acrylonitrile rubber composite (embodiment 4,5)
Ratio 2), compression set amount reduces 26~36%；When vulcanizing agent is sulphur, multigroup part of maleimide conduct is added
Crosslinking coagent prepare hydrogenated nitrile rubber composition (embodiment 6) compared to comparative example 4 hydrogenated nitrile rubber composition,
Compression set amount reduces 6.6%.Multigroup part of maleimide significantly improves hydrogenated nitrile-butadiene rubber as crosslinking coagent
The performance of the pressure-resistant compression permanent deformation of composition.
Meanwhile the rubber composition in the embodiment of the present invention 4,5, compared to the rubber composition of comparative example 2, Akron mills
Consumption weight loss reduces 44%, and the wearability of rubber composition provided by the invention is significantly increased.
3 raw material proportioning of table and the performance test results
From table 3 it can be seen that when vulcanizing agent is peroxide, the fourth that is prepared using multigroup part of maleimide as crosslinking coagent
Nitrile rubber composition (embodiment 7) is compared to the acrylonitrile rubber composite (comparative example 5) prepared using TAIC as crosslinking coagent, pressure
Compression permanent deformation amount reduces 47%；When vulcanizing agent is sulphur, it is hydrogen prepared by crosslinking coagent to add multigroup part of maleimide
Change acrylonitrile rubber composite (embodiment 10) compared to the hydrogenated nitrile rubber composition of comparative example 6, compression set amount
Reduce 19%.The compression resistant that acrylonitrile rubber composite is significantly improved using multigroup part of maleimide as crosslinking coagent permanently becomes
The performance of shape.
Meanwhile multigroup part of maleimide of addition is compared for acrylonitrile rubber composite (embodiment 10) prepared by crosslinking coagent
In the acrylonitrile rubber composite of comparative example 6, Akron abrasion weight loss reduces 15%.The nitrile rubber combination of the present invention
Object has excellent wearability.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of rubber composition includes the component of following parts by weight：100 parts of rubber, multigroup part of maleimide 0.1~20
Part, 0.01~20 part of vulcanizing agent, 1~230 part of auxiliary agent；The rubber be hydrogenated nitrile-butadiene rubber or nitrile rubber, described multigroup part
Maleimide is at least containing one kind in structure shown in Formulas I：
N is 0~30 integer in the Formulas I.
2. rubber composition according to claim 1, which is characterized in that the vulcanizing agent is sulphur or peroxide cure
Agent.
3. rubber composition according to claim 2, which is characterized in that the peroxide vulcanizing agent is different for peroxidating two
Propyl benzene.
4. rubber composition according to claim 1, which is characterized in that the parts by weight of the multigroup part of maleimide
For 0.2~10 part.
5. rubber composition according to claim 1, which is characterized in that on the basis of the parts by weight by rubber are 100, institute
Stating auxiliary agent includes the component of following parts by weight：0~20 part of activator, 1~10 part of anti-aging agent, 0~150 part of filler, plasticizer 0
~30 parts, 0~10 part of processing aid, 0~10 part of accelerating agent.
6. rubber composition according to claim 5, which is characterized in that the filler is carbon black, mineral filler, talcum
One or more in powder, calcium carbonate, clay, white carbon or aluminium hydroxide.
7. rubber composition according to claim 5, which is characterized in that the processing aid is for polyethylene wax and/or firmly
Resin acid.
8. the preparation method of any one of claim 1~7 rubber composition, comprises the following steps：
(1) rubber is mixed and is kneaded with auxiliary agent, vulcanizing agent, multigroup part of maleimide, obtain being kneaded material；
(2) the mixing material that the step (1) obtains is vulcanized, obtains rubber composition.
9. preparation method according to claim 8, which is characterized in that the temperature being kneaded in the step (1) is 60~160
DEG C, the time of mixing is 1~20min.
10. preparation method according to claim 8, which is characterized in that in the step (2) temperature of vulcanization for 120~
200 DEG C, the time of vulcanization is 5~90min.
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| CN110713633A (en) * | 2019-11-26 | 2020-01-21 | 三角轮胎股份有限公司 | Rubber composition for tread of low-heat-generation giant engineering radial tire |
| CN113248836A (en) * | 2021-05-24 | 2021-08-13 | 大冢材料科技（上海）有限公司 | Ethylene propylene diene monomer composition and preparation method thereof |
| CN115806701A (en) * | 2022-11-16 | 2023-03-17 | 宁国市赛科思橡胶有限公司 | High-hardness wear-resistant durable hydrogenated nitrile rubber compound and preparation method thereof |
| CN116855004A (en) * | 2023-08-29 | 2023-10-10 | 山东辰安化学有限公司 | Rubber composition and preparation method thereof |
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| CN110713633A (en) * | 2019-11-26 | 2020-01-21 | 三角轮胎股份有限公司 | Rubber composition for tread of low-heat-generation giant engineering radial tire |
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| CN115806701A (en) * | 2022-11-16 | 2023-03-17 | 宁国市赛科思橡胶有限公司 | High-hardness wear-resistant durable hydrogenated nitrile rubber compound and preparation method thereof |
| CN115806701B (en) * | 2022-11-16 | 2024-06-04 | 宁国市赛科思橡胶有限公司 | High-hardness wear-resistant durable hydrogenated nitrile rubber compound and preparation method thereof |
| CN116855004A (en) * | 2023-08-29 | 2023-10-10 | 山东辰安化学有限公司 | Rubber composition and preparation method thereof |
| CN116855004B (en) * | 2023-08-29 | 2024-02-20 | 东莞市万觅新材料科技有限公司 | Rubber composition and preparation method thereof |
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