CN107652558A - A kind of ageing-resistant rubber sealing ring and preparation method thereof - Google Patents

A kind of ageing-resistant rubber sealing ring and preparation method thereof Download PDF

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Publication number
CN107652558A
CN107652558A CN201610593965.5A CN201610593965A CN107652558A CN 107652558 A CN107652558 A CN 107652558A CN 201610593965 A CN201610593965 A CN 201610593965A CN 107652558 A CN107652558 A CN 107652558A
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China
Prior art keywords
parts
ageing
sealing ring
resistant rubber
rubber sealing
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Pending
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CN201610593965.5A
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Chinese (zh)
Inventor
周丽
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Individual
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Individual
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Priority to CN201610593965.5A priority Critical patent/CN107652558A/en
Publication of CN107652558A publication Critical patent/CN107652558A/en
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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
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Sealing Material Composition (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a kind of ageing-resistant rubber sealing ring and preparation method thereof, the rubber seal includes 8 17 parts of 90 120 parts of ethylene propylene diene rubber, 30 50 parts of peroxide diisopropylbenzene (DIPB), 20 30 parts of tannic acid, 10 15 parts of epoxidized soybean oil and carbon black;Its preparation method, which includes to mould in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury by the parts by weight of constitutive material, practices 3 5min, add tannic acid and mediate 5 7min, discharging, it is cooled to room temperature and puts into mill, add epoxidized soybean oil and carbon black is fully kneaded, elastomeric compound is made, after vulcanizing 100 150s under the conditions of 150 160 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.Advantage is that the ageing-resistant rubber sealing ring has very strong crack resistance, corrosion resistance, sealing and heat-resisting quantity, meanwhile, preparation method materials of the invention are simple, and preparation technology is easy to operate, and it is relatively low to prepare cost.

Description

A kind of ageing-resistant rubber sealing ring and preparation method thereof
Technical field
The invention belongs to sealing ring field, more particularly to a kind of ageing-resistant rubber sealing ring and preparation method thereof.
Background technology
The circular cowling that rubber seal is made up of one or several parts, it is fixed on the lasso or packing ring of bearing On, and with another lasso or washer contacts or forming narrow labyrinth clearance, it is to prevent that lubricating oil from spilling and outside that it, which is acted on, Thing invades.Rubber seal can be divided into by its material:Silicon rubber series, fluorubber series, polytetrafluoroethylene (PTFE) series, nitrile rubber Series, chlorobutyronitrile series and ternary ethylene propylene rubber series row.
The content of the invention
Goal of the invention:An object of the present disclosure is to provide a kind of high temperature resistant, ageing-resistant and decay resistance rubber seal Circle;The second object of the present invention is to provide the preparation method of the rubber seal.
Technical scheme:The ageing-resistant rubber sealing ring of the present invention, in parts by weight including the following raw material:Ethylene propylene diene rubber 90-120 parts, peroxide diisopropylbenzene (DIPB) 30-50 parts, tannic acid 20-30 parts, epoxidized soybean oil 10-15 parts and carbon black 8-17 parts.It is preferred that , ethylene propylene diene rubber 100-110 parts;Peroxide diisopropylbenzene (DIPB) 35-45 parts;Tannic acid 22-26 parts;Epoxidized soybean oil 12-14 parts.
The method that the present invention prepares ageing-resistant rubber sealing ring, comprises the following steps:By the parts by weight of constitutive material by three Moulded in first EP rubbers and peroxide diisopropylbenzene (DIPB) input banbury and practice 3-5min, added tannic acid and mediate 5-7min, discharging, cooling To room temperature and put into mill, add epoxidized soybean oil and carbon black is fully kneaded, elastomeric compound is made, in 150-160 DEG C of condition After lower vulcanization 100-150s, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.
Beneficial effect:Compared with prior art, remarkable advantage of the invention is:The ageing-resistant rubber sealing ring has very strong Crack resistance, corrosion resistance, sealing and heat-resisting quantity, meanwhile, preparation method materials of the invention are simple, preparation technology behaviour Make simplicity, without the synthesis device of complexity, it is relatively low to prepare cost.
Embodiment
Embodiment 1
Raw material forms:100 parts of ethylene propylene diene rubber, 35 parts of peroxide diisopropylbenzene (DIPB), 22 parts of tannic acid, 12 parts of epoxidized soybean oil And 8 parts of carbon black.
Preparation method:Practice 3min by being moulded in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury, add tannic acid 5min is mediated, discharging, room temperature is cooled to and puts into mill, epoxidized soybean oil is added and carbon black is fully kneaded, be made and be kneaded Glue, after vulcanizing 100s under the conditions of 150 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.
Embodiment 2
Raw material forms:110 parts of ethylene propylene diene rubber, 45 parts of peroxide diisopropylbenzene (DIPB), 26 parts of tannic acid, 14 parts of epoxidized soybean oil And 17 parts of carbon black.
Preparation method:Practice 5min by being moulded in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury, add tannic acid 7min is mediated, discharging, room temperature is cooled to and puts into mill, epoxidized soybean oil is added and carbon black is fully kneaded, be made and be kneaded Glue, after vulcanizing 150s under the conditions of 160 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.
Embodiment 3
Raw material forms:90 parts of ethylene propylene diene rubber, 30 parts of peroxide diisopropylbenzene (DIPB), 20 parts of tannic acid, 10 parts of epoxidized soybean oil And 8 parts of carbon black.
Preparation method:Practice 3min by being moulded in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury, add tannic acid 5min is mediated, discharging, room temperature is cooled to and puts into mill, epoxidized soybean oil is added and carbon black is fully kneaded, be made and be kneaded Glue, after vulcanizing 100s under the conditions of 150 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.
Embodiment 4
Raw material forms:120 parts of ethylene propylene diene rubber, 50 parts of peroxide diisopropylbenzene (DIPB), 30 parts of tannic acid, 15 parts of epoxidized soybean oil And 17 parts of carbon black.
Preparation method:Practice 5min by being moulded in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury, add tannic acid 7min is mediated, discharging, room temperature is cooled to and puts into mill, epoxidized soybean oil is added and carbon black is fully kneaded, be made and be kneaded Glue, after vulcanizing 150s under the conditions of 160 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.

Claims (6)

1. a kind of ageing-resistant rubber sealing ring, it is characterised in that in parts by weight including the following raw material:Ethylene propylene diene rubber 90- 120 parts, peroxide diisopropylbenzene (DIPB) 30-50 parts, tannic acid 20-30 parts, epoxidized soybean oil 10-15 parts and carbon black 8-17 parts.
2. ageing-resistant rubber sealing ring according to claim 1, it is characterised in that:The ethylene propylene diene rubber 100-110 Part.
3. ageing-resistant rubber sealing ring according to claim 1, it is characterised in that:Described peroxide diisopropylbenzene (DIPB) 35-45 parts.
4. ageing-resistant rubber sealing ring according to claim 1, it is characterised in that:Described tannic acid 22-26 parts.
5. ageing-resistant rubber sealing ring according to claim 1, it is characterised in that:Described epoxidized soybean oil 12-14 parts.
A kind of 6. method of the ageing-resistant rubber sealing ring prepared described in claim 1, it is characterised in that comprise the following steps:Press The parts by weight of constitutive material will mould in ethylene propylene diene rubber and peroxide diisopropylbenzene (DIPB) input banbury practices 3-5min, adds tannic acid 5-7min is mediated, discharging, room temperature is cooled to and puts into mill, epoxidized soybean oil is added and carbon black is fully kneaded, is made mixed Refining glue, after vulcanizing 100-150s under the conditions of 150-160 DEG C, reprocessing, which is molded, produces the ageing-resistant rubber sealing ring.
CN201610593965.5A 2016-07-26 2016-07-26 A kind of ageing-resistant rubber sealing ring and preparation method thereof Pending CN107652558A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610593965.5A CN107652558A (en) 2016-07-26 2016-07-26 A kind of ageing-resistant rubber sealing ring and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610593965.5A CN107652558A (en) 2016-07-26 2016-07-26 A kind of ageing-resistant rubber sealing ring and preparation method thereof

Publications (1)

Publication Number Publication Date
CN107652558A true CN107652558A (en) 2018-02-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610593965.5A Pending CN107652558A (en) 2016-07-26 2016-07-26 A kind of ageing-resistant rubber sealing ring and preparation method thereof

Country Status (1)

Country Link
CN (1) CN107652558A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020058613A1 (en) * 2018-09-21 2020-03-26 Compagnie Generale Des Etablissements Michelin Rubber composition comprising a polyphenolic compound
WO2020058614A1 (en) * 2018-09-21 2020-03-26 Compagnie Generale Des Etablissements Michelin Rubber composition comprising an epoxide elastomer and a polyphenolic compound
WO2023047046A1 (en) * 2021-09-23 2023-03-30 Compagnie Generale Des Etablissements Michelin Reinforced product comprising a rubber composition based on a polyphenolic compound, a guanidine and at least one peroxide compound
US12134694B2 (en) 2018-09-21 2024-11-05 Compagnie Generale Des Etablissements Michelin Rubber composition comprising a polyphenolic compound

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020058613A1 (en) * 2018-09-21 2020-03-26 Compagnie Generale Des Etablissements Michelin Rubber composition comprising a polyphenolic compound
WO2020058614A1 (en) * 2018-09-21 2020-03-26 Compagnie Generale Des Etablissements Michelin Rubber composition comprising an epoxide elastomer and a polyphenolic compound
FR3086296A1 (en) * 2018-09-21 2020-03-27 Compagnie Generale Des Etablissements Michelin RUBBER COMPOSITION COMPRISING AN EPOXIDE ELASTOMER AND A POLYPHENOLIC COMPOUND
FR3086297A1 (en) * 2018-09-21 2020-03-27 Compagnie Generale Des Etablissements Michelin RUBBER COMPOSITION COMPRISING A POLYPHENOLIC COMPOUND
CN112739552A (en) * 2018-09-21 2021-04-30 米其林集团总公司 Rubber composition comprising polyphenol compound
US12134694B2 (en) 2018-09-21 2024-11-05 Compagnie Generale Des Etablissements Michelin Rubber composition comprising a polyphenolic compound
WO2023047046A1 (en) * 2021-09-23 2023-03-30 Compagnie Generale Des Etablissements Michelin Reinforced product comprising a rubber composition based on a polyphenolic compound, a guanidine and at least one peroxide compound

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Application publication date: 20180202