CN106519457A - Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof - Google Patents

Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof Download PDF

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Publication number
CN106519457A
CN106519457A CN201610880451.8A CN201610880451A CN106519457A CN 106519457 A CN106519457 A CN 106519457A CN 201610880451 A CN201610880451 A CN 201610880451A CN 106519457 A CN106519457 A CN 106519457A
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component
weight
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rubber material
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闻承岳
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/14Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16Fibres; Fibrils

Abstract

The invention discloses an anti-flaming smoke-suppressing automobile sealing strip rubber material which is prepared from the following raw materials in parts by weight: 100-120 parts of ethylene propylene diene monomer, 20-30 parts of white carbon black, 20-30 parts of sepiolite powder, 2-4 parts of zinc oxide, 1.5-2.5 parts of sulphur S80, 1.5-2.5 parts of anti-aging agent MB, 0.3-0.5 part of accelerant TMTD, 3-5 parts of methyltrimethoxysilane, 3-5 parts of pentaerythritol, 0.5-1 part of polyvinyl alcohol fiber, 0.5-1 part of tetrabutyl titanate, 0.15-0.25 parts of titanate coupling agent NDZ-401, 6-8 parts of nanometer graphite powder, 20-30 parts of castor oil and 0.3-0.5 part of turkey red oil. The rubber material disclosed by the invention has an excellent wear-resisting effect, a long-lasting antifriction performance and an excellent anti-flaming smoke-suppressing performance. Used as an automobile sealing strip material, the rubber material has the advantages of long service life and excellent sealing property.

Description

A kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material and preparation method thereof
Technical field
The present invention relates to technical field of rubber material, more particularly to a kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material and its Preparation method.
Background technology
Rubber indispensable important macromolecular material in national economy and daily life as one kind, with excellent Physical and mechanical propertiess, elasticity and processing characteristics, have other materials difficult in various key areas such as Automobile Transportation, mine, chemical industry With the effect for substituting.Tribological property is a very important index of elastomeric material, is related to the resistance to of rubber tyre product Mill performance, wearability of sealing member etc..The wearability for improving elastomeric material is conducive to improving its service life, and can save energy The aspects such as source, material, lubricant bring appreciable economic benefit and social benefit.
At present, it is exactly to add lubrication filler in rubber to improve one of elastomeric material anti-wear performance more effective method, To reduce the friction factor of elastomeric material.Wherein graphite as a kind of kollag, with environmental protection, stable performance, lubricity Can be excellent the characteristics of, favored by researcher.CN101463149 is by by nano-graphite lamella suspension system and rubber latex Or solution is mixed to prepare graphite/rubber composite, coefficient of friction is effectively reduced, and greatly improves the wear-resistant of material Damage performance.But the hardness of graphite is relatively low, easily it is lost, is unfavorable for maintaining long-term lubrication only with graphite as emollient component Antifriction performance, the effect for extending rubber service life are limited, it is necessary to make improvements.
The content of the invention
The object of the invention is exactly for the defect for making up prior art, there is provided a kind of antifriction performance is lasting, abrasion resistant effect is good, Flame-retardant smoke inhibition weather strip for automobile elastomeric material of long service life and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material, which is obtained by the raw material of following weight parts:
Ethylene propylene diene rubber 100-120, white carbon 20-30, sepiolite powder 20-30, Zinc Oxide 2-4, sulfur S80 1.5-2.5, Antioxidant MB 1.5-2.5, Vulcanization accelerator TMTD 0.3-0.5, MTMS 3-5, tetramethylolmethane 3-5, polyvinyl alcohol Fiber 0.5-1, butyl titanate 0.5-1, titanate coupling agent NDZ-401 0.15-0.25, Nano graphite powder 6-8, Oleum Ricini 20-30, turkey red oil 0.3-0.5.
A kind of preparation method of flame-retardant smoke inhibition weather strip for automobile elastomeric material, comprises the following steps:
(1)Raw material is weighed by weight, first by white carbon, sepiolite powder by weight 1:1-1:2 add mass fraction for 4-6%'s 0.5-1h is stirred in acetum obtains component 1, then by MTMS by weight 1:5-1:10 are mixed with dehydrated alcohol Close uniform component 2, component 1 mixed with component 2 and stirs 2-4h after 40-60 DEG C, cooling, filter, it is dry after add romote antiquity Oil stirs, and is subsequently adding ethylene propylene diene rubber blending 10-15min at a high speed;
(2)By Nano graphite powder by weight 1:3-1:Stir in 4 addition dehydrated alcohol, add titanate coupling agent Simultaneously ultrasonic disperse 10-15min obtains suspension to NDZ-401, is eventually adding the water equivalent to suspension volume 1/50-1/40, stirs It is uniform to obtain component 3, by butyl titanate by weight 1:10-1:15 are mixed homogeneously with dehydrated alcohol, obtain component 4, by component 4 with High-speed stirred 10-20min after the mixing of component 3, adds tetramethylolmethane, Oleum Ricini and mixes 0.5-1h, finally by decompression Distillation eliminating water removes alcohol;
(3)By step(1)In the material that obtains and step(2)In the material mix homogeneously that obtains and on banbury in 120- 140 DEG C of banburying 5-10min, are subsequently adding remaining raw material and 60-80 DEG C of mill 0.5-1h on a mill;
(4)By step(3)In the material that obtains vulcanize 20-30min in 160-180 DEG C, obtain final product flame-retardant smoke inhibition weather strip for automobile rubber Glue material.
It is an advantage of the invention that:
The present invention carries out Surface coating by presoma of butyl titanate to Nano graphite powder, makes Nano graphite powder in friction process In be difficult to be ground off, effectively improve the abrasion resistance of emollient component;Filler is changed by MTMS Property, the compatibility and the lubricity of filler and rubber matrix is effectively lifted, so as to lift the anti-wear and wear-resistant performance of material;By upper State the compound synergic effect of raw material, technique, then the addition for being aided with the raw materials such as sepiolite powder, so as to get elastomeric material abrasion resistant effect Good, antifriction performance persistently, while with good flame retarding and smoke suppressing properties, as automobile sealed strip material have long service life, The advantage of good airproof performance.
Specific embodiment
A kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material, is prepared from by the component raw material of following weight (kg):
Ethylene propylene diene rubber 100, white carbon 20, sepiolite powder 20, Zinc Oxide 2, sulfur S80 1.5, antioxidant MB 1.5 promote Agent TMTD 0.3, MTMS 3, tetramethylolmethane 3, vinal 0.5, butyl titanate 0.5, titanate esters idol Connection agent NDZ-401 0.15, Nano graphite powder 6, Oleum Ricini 20, turkey red oil 0.3.
A kind of preparation method of flame-retardant smoke inhibition weather strip for automobile elastomeric material, comprises the following steps:
(1)Raw material is weighed by weight, first by white carbon, sepiolite powder by weight 1:1 acetic acid for adding mass fraction to be 4% is molten 0.5h is stirred in liquid obtains component 1, then by MTMS by weight 1:5 are mixed homogeneously with dehydrated alcohol and obtain component 2, By component 1 mix with component 2 after 40 DEG C stir 2h, cooling, filter, be dried after add turkey red oil stir, be subsequently adding Ethylene propylene diene rubber is blended at a high speed 10min;
(2)By Nano graphite powder by weight 1:Stir in 3 addition dehydrated alcohol, add titanate coupling agent NDZ- 401 and ultrasonic disperse 10min obtain suspension, are eventually adding the water equivalent to suspension volume 1/50, and stir to obtain component 3, By butyl titanate by weight 1:10 are mixed homogeneously with dehydrated alcohol, obtain component 4, high-speed stirring after component 4 is mixed with component 3 10min is mixed, and is added tetramethylolmethane, Oleum Ricini and is mixed 0.5h, alcohol is removed finally by vacuum distillation eliminating water;
(3)By step(1)In the material that obtains and step(2)In the material mix homogeneously that obtains and on banbury in 120 DEG C Banburying 5min, is subsequently adding remaining raw material and 60 DEG C of mills 0.5h on a mill;
(4)By step(3)In the material that obtains vulcanize 20min in 160 DEG C, obtain final product flame-retardant smoke inhibition weather strip for automobile elastomeric material.
Elastomeric material the performance test results obtained above are as follows:
Tensile strength:12.7MPa;
Elongation at break:469%;
Shao Er hardness:62 degree;
Wear volume:0.388cm3/1.61km。

Claims (2)

1. a kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material, it is characterised in which is obtained by the raw material of following weight parts:
Ethylene propylene diene rubber 100-120, white carbon 20-30, sepiolite powder 20-30, Zinc Oxide 2-4, sulfur S80 1.5-2.5, Antioxidant MB 1.5-2.5, Vulcanization accelerator TMTD 0.3-0.5, MTMS 3-5, tetramethylolmethane 3-5, polyvinyl alcohol Fiber 0.5-1, butyl titanate 0.5-1, titanate coupling agent NDZ-401 0.15-0.25, Nano graphite powder 6-8, Oleum Ricini 20-30, turkey red oil 0.3-0.5.
2. the preparation method of a kind of flame-retardant smoke inhibition weather strip for automobile elastomeric material according to claim 1, it is characterised in that Comprise the following steps:
(1)Raw material is weighed by weight, first by white carbon, sepiolite powder by weight 1:1-1:2 add mass fraction for 4-6%'s 0.5-1h is stirred in acetum obtains component 1, then by MTMS by weight 1:5-1:10 are mixed with dehydrated alcohol Close uniform component 2, component 1 mixed with component 2 and stirs 2-4h after 40-60 DEG C, cooling, filter, it is dry after add romote antiquity Oil stirs, and is subsequently adding ethylene propylene diene rubber blending 10-15min at a high speed;
(2)By Nano graphite powder by weight 1:3-1:Stir in 4 addition dehydrated alcohol, add titanate coupling agent Simultaneously ultrasonic disperse 10-15min obtains suspension to NDZ-401, is eventually adding the water equivalent to suspension volume 1/50-1/40, stirs It is uniform to obtain component 3, by butyl titanate by weight 1:10-1:15 are mixed homogeneously with dehydrated alcohol, obtain component 4, by component 4 with High-speed stirred 10-20min after the mixing of component 3, adds tetramethylolmethane, Oleum Ricini and mixes 0.5-1h, finally by decompression Distillation eliminating water removes alcohol;
(3)By step(1)In the material that obtains and step(2)In the material mix homogeneously that obtains and on banbury in 120- 140 DEG C of banburying 5-10min, are subsequently adding remaining raw material and 60-80 DEG C of mill 0.5-1h on a mill;
(4)By step(3)In the material that obtains vulcanize 20-30min in 160-180 DEG C, obtain final product flame-retardant smoke inhibition weather strip for automobile rubber Glue material.
CN201610880451.8A 2016-10-09 2016-10-09 Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof Withdrawn CN106519457A (en)

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CN201610880451.8A CN106519457A (en) 2016-10-09 2016-10-09 Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof

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Application Number Priority Date Filing Date Title
CN201610880451.8A CN106519457A (en) 2016-10-09 2016-10-09 Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107163406A (en) * 2017-05-08 2017-09-15 安徽库伯密封技术有限公司 A kind of engine thermal management system encapsulant and preparation method thereof
CN109553865A (en) * 2018-10-31 2019-04-02 长沙市佳密封件有限公司 A kind of high-strength high temperature-resistant carbon seal ring

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101608037A (en) * 2008-06-21 2009-12-23 比亚迪股份有限公司 A kind of sponge rubber composition and preparation method thereof
CN103601933A (en) * 2013-10-28 2014-02-26 安徽祈艾特电子科技有限公司 Oil-resistant anticorrosive rubber sealing ring for capacitor and preparation method thereof
CN103613798A (en) * 2013-10-28 2014-03-05 蚌埠市鸿安精密机械有限公司 Special nitrile rubber sealing ring for capacitor, and making method thereof
CN103613796A (en) * 2013-10-28 2014-03-05 安徽祈艾特电子科技有限公司 Oil-resistant anticorrosive capacitor rubber sealing ring and making method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101608037A (en) * 2008-06-21 2009-12-23 比亚迪股份有限公司 A kind of sponge rubber composition and preparation method thereof
CN103601933A (en) * 2013-10-28 2014-02-26 安徽祈艾特电子科技有限公司 Oil-resistant anticorrosive rubber sealing ring for capacitor and preparation method thereof
CN103613798A (en) * 2013-10-28 2014-03-05 蚌埠市鸿安精密机械有限公司 Special nitrile rubber sealing ring for capacitor, and making method thereof
CN103613796A (en) * 2013-10-28 2014-03-05 安徽祈艾特电子科技有限公司 Oil-resistant anticorrosive capacitor rubber sealing ring and making method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107163406A (en) * 2017-05-08 2017-09-15 安徽库伯密封技术有限公司 A kind of engine thermal management system encapsulant and preparation method thereof
CN109553865A (en) * 2018-10-31 2019-04-02 长沙市佳密封件有限公司 A kind of high-strength high temperature-resistant carbon seal ring

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Application publication date: 20170322

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