KR940018250A - Tread Composition and Structure for Pneumatic Tires - Google Patents

Tread Composition and Structure for Pneumatic Tires Download PDF

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Publication number
KR940018250A
KR940018250A KR1019930000139A KR930000139A KR940018250A KR 940018250 A KR940018250 A KR 940018250A KR 1019930000139 A KR1019930000139 A KR 1019930000139A KR 930000139 A KR930000139 A KR 930000139A KR 940018250 A KR940018250 A KR 940018250A
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KR
South Korea
Prior art keywords
weight
tread
parts
sulfide
sulfur
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KR1019930000139A
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Korean (ko)
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KR0158224B1 (en
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박병호
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윤양중
주식회사 금 호
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Priority to KR1019930000139A priority Critical patent/KR0158224B1/en
Publication of KR940018250A publication Critical patent/KR940018250A/en
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Publication of KR0158224B1 publication Critical patent/KR0158224B1/en

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/20—Incorporating sulfur atoms into the molecule
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/06—Sulfur

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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)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 공기압 타이어용 트레드 조성물 및 그를 함유한 구조에 관한 것으로, 지면과 접하는 표면층에는 히스테리시스가 높고, 지면과 접하지 않는 트레드 내부에는 히스테리시스가 낮은 물질을 적용한 것이다.The present invention relates to a tread composition for pneumatic tires and a structure containing the same, wherein a material having high hysteresis is applied to a surface layer in contact with the ground and a low hysteresis is applied to the inside of the tread not in contact with the ground.

본 발명에 따른 조성물 및 구조는 제동력을 증가시키면서 회전저항특성을 만족시키도록한 고무조성물 및 구조이다.The composition and structure according to the present invention is a rubber composition and structure to satisfy the rotational resistance characteristics while increasing the braking force.

Description

공기압 타이어용 트레드 조성물 및 구조Tread Composition and Structure for Pneumatic Tires

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 트레드 압출물에 대한 도면으로 지면과 접하는 부분(1)은 가교밀도가 낮고 지면과 접하지 않은 부분(2)은 가교밀도가 높고, 기교결합 형태가 -S₁-, -S2-인 화합물을 적용한 것을 나타내는 도면이고, 제2도는 타이어의 단면도를 나타낸 것이다.1 is a drawing of the tread extrudates, where the portion (1) in contact with the ground has a low crosslinking density, and the portion (2) not in contact with the ground has a high crosslinking density, and the crosslinked forms are -S₁-, -S 2- . It is a figure which shows that a compound was applied, and FIG. 2 shows sectional drawing of a tire.

Claims (8)

트레드 표면층의 가류시스템이 가교결합(CROSSLINK) 밀도가 낮고, 고분자 사이의 주요가교 결합이 다중 황(POLY-SULFIDE) 결합으로 구성되며, 지면과 접하지 않은 트레드 내부층은 가교결합 밀도가 높고, 주요 가교결합 형태가 모노 설파이드(MONO-SULFIDE) 혹은 디 설파이드(DI-SULFIDE) 결합으로 구성된 것을 특징으로 하는 공기압 타이어용 트레드 조성물.The vulcanization system of the tread surface layer has a low crosslink density, the main crosslinking bond between polymers is composed of POLY-SULFIDE bonds, and the tread inner layer not having contact with the ground has a high crosslink density. Tread composition for pneumatic tires, characterized in that the cross-linked form is composed of a mono sulfide (MONO-SULFIDE) or a disulfide (DI-SULFIDE) bond. 제1항에 있어서, 지면과 접하는 표층의 가류 시스템(CURE SYSTEM)은 원료고무 100중량부에 대하여 유리 황(FREE SULFUR) 또는 불용성 황을 0.5중량부-3.0중량부를 단독 사용하거나, 혹은 황(S)을 줄수 있는 설파공여체를 0.5중량부 이하를 병용 사용하고, 촉진제의 함량이 0.5-3.0중량부 범위에서 사용하며, 지면과 접하지 않은 트레드 내부층은 유리황(FREE SULFUR) 또는 불용성황을 0.5중량부 이하, 설파공여체를 0.5중량부 이상 사용하고, 촉진제의 함량이 0.5-3.5중량부인 것을 특징으로 하는 공기압 타이어용 트레드 조성물.According to claim 1, the surface of the surface vulcanization system (CURE SYSTEM) is based on 100 parts by weight of the raw rubber (FREE SULFUR) or insoluble sulfur using only 0.5 parts by weight-3.0 parts by weight, or sulfur (S 0.5 parts by weight or less of the sulfa donor can be used in combination, and the content of the accelerator is used in the range of 0.5-3.0 parts by weight, and the inner layer of the tread which is not in contact with the ground is free sulfur or insoluble sulfur. Tread composition for pneumatic tires, characterized in that less than 0.5 parts by weight of sulfa donor is used, and the content of the accelerator is 0.5 to 3.5 parts by weight. 제1항 또는 제2항에 있어서, 트레드 표면층보다는 내부층에 가황 공여제의 함량이 0.3중량부 이상, 촉진제는 0.2중량부 이상을 더 많이 함유한 것을 특징으로 하는 공기압 타이어용 트레드 조성물.The tread composition for a pneumatic tire according to claim 1 or 2, wherein the content of the vulcanizing donor in the inner layer is greater than 0.3 part by weight, and the accelerator contains 0.2 part by weight or more. 제1항 내지 제3항중 어느 한 항에 있어서, 트레드 표면층은 트레드 전체에 대하여 5% 내지 50% 이하임을 특징으로 하는 공기압 타이어용 트레드 조성물.The tread composition for a pneumatic tire according to any one of claims 1 to 3, wherein the tread surface layer is 5% to 50% or less with respect to the entire tread. 트레드 표면층의 가류시스템이 가교결합(CROSSLINK) 밀도가 낮고, 고분자 사이의 주요가교 결합이 다중 황(POLY-SULFIDE) 결합으로 구성되며, 지면과 접하지 않은 트레드 내부층은 가교결합 밀도가 높고, 주요 가교결합 형태가 모노 설파이드(MONO-SULFIDE) 혹은 디 설파이드(DI-SULFIDE) 결합으로 구성된 것을 특징으로 하는 공기압 타이어용 트레드 구조.The vulcanization system of the tread surface layer has a low crosslink density, the main crosslinking bond between polymers is composed of POLY-SULFIDE bonds, and the tread inner layer not having contact with the ground has a high crosslink density. Tread structure for pneumatic tires, characterized in that the cross-linked form consisting of a mono sulfide (MONO-SULFIDE) or a disulfide (DI-SULFIDE) bond. 제5항에 있어서, 지면과 접하는 표층의 가류 시스템(CURE SYSTEM) 은 원료고무 100중량부에 대하여 유리 황(FREE SULFUR) 또는 불용성 황을 0.5중량부-3.0중량부를 단독 사용하거나, 혹은 황(S)을 줄수 있는 설파공여체를 0.5중량부 이하를 병용 사용하고, 촉진제의 함량이 0.5-3.0중량부 범위에서 사용하며, 지면과 접하지 않은 트레드 내부층은 유리황(FREE SULFUR) 또는 불용성황을 0.5중량부 이하, 설파공여체를 0-.5중량부 이상 사용하고, 촉진제의 함량이 0.5-3.5중량부인 것을 특징으로 하는 공기압 타이어용 트레드구조.According to claim 5, CURE SYSTEM of the surface layer in contact with the ground is free sulfur or insoluble sulfur based on 100 parts by weight of the raw rubber (FREE SULFUR) or 0.5 parts by weight-3.0 parts by weight of the sulfur alone (S 0.5 parts by weight or less of the sulfa donor can be used in combination, and the content of the accelerator is used in the range of 0.5-3.0 parts by weight, and the inner layer of the tread which is not in contact with the ground is free sulfur or insoluble sulfur. A tread structure for pneumatic tires, characterized in that, by weight part or less, sulfa donor is used in an amount of 0-.5 parts by weight or more, and an accelerator content is 0.5-3.5 parts by weight. 제5항 또는 제2항에 있어서, 트레드 표면층보다는 내부층에 가황 공여제의 함량이 0.3중량부 이상, 촉진제는 0.2중량부 이상을 더 많이 함유한 것을 특징으로 하는 공기압 타이어용 트레드구조.The tread structure for a pneumatic tire according to claim 5 or 2, wherein the content of the vulcanizing donor in the inner layer is 0.3 part by weight or more and the accelerator is 0.2 part by weight or more. 제5항 내지 제7항중 어느 한 항에 있어서, 트레드 표면층은 트레드 전체에 대하여 5% 내지 50% 이하임을 특징으로 하는 공기압 타이어용 트레드구조.The tread structure for a pneumatic tire according to any one of claims 5 to 7, wherein the tread surface layer is 5% to 50% or less with respect to the entire tread. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930000139A 1993-01-07 1993-01-07 Tire tread KR0158224B1 (en)

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KR1019930000139A KR0158224B1 (en) 1993-01-07 1993-01-07 Tire tread

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KR1019930000139A KR0158224B1 (en) 1993-01-07 1993-01-07 Tire tread

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KR0158224B1 KR0158224B1 (en) 1998-12-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100357049B1 (en) * 2000-03-14 2002-10-18 금호산업 주식회사 Hard Apes Rubber Composition for Tire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100357049B1 (en) * 2000-03-14 2002-10-18 금호산업 주식회사 Hard Apes Rubber Composition for Tire

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