MX9702890A - Superficie de rodadura de llanta que contiene caucho de 3,4-poliisopreno. - Google Patents

Superficie de rodadura de llanta que contiene caucho de 3,4-poliisopreno.

Info

Publication number
MX9702890A
MX9702890A MX9702890A MX9702890A MX9702890A MX 9702890 A MX9702890 A MX 9702890A MX 9702890 A MX9702890 A MX 9702890A MX 9702890 A MX9702890 A MX 9702890A MX 9702890 A MX9702890 A MX 9702890A
Authority
MX
Mexico
Prior art keywords
rubber
percent
parts
degree
polyisoprene rubber
Prior art date
Application number
MX9702890A
Other languages
English (en)
Other versions
MXPA97002890A (es
Inventor
Adel Farhan Halasa
Wen-Liang Hsu
David John Zanzig
Gerald Leroy Allen
Laurie Elizabeth Austin
Original Assignee
Goodyear Tire & Rubber
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Publication of MX9702890A publication Critical patent/MX9702890A/es
Publication of MXPA97002890A publication Critical patent/MXPA97002890A/es

Links

Classifications

    • 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
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • 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
    • C08L9/06—Copolymers with styrene
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction 
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S152/00—Resilient tires and wheels
    • Y10S152/905—Tread composition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Tires In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

Esta invencion revela una llanta neumática que tiene una superficie de rodadura circunferencial externa en donde la superficie de rodadura es una composicion de caucho curada con azufre que comprende basándose en 100 partes en peso de caucho (1) de aproximadamente 5 partes a aproximadamente 50 partes de caucho de 3,4-poliisopreno, en donde el caucho de 3,4-poliisopreno tiene (a) un contenido de 3,4-isomero de 75 por ciento a 95 por ciento, (b) un contenido de 1,2-isomero de 5 por ciento a 25 por ciento, (c) una temperatura de transicion de estado vítreo de 0 degree C a 25 degree C y (d) un peso molecular promedio en numero que queda dentro de la escala de 3,000 a 180,000 y (2) de aproximadamente 50 partes a aproximadamente 95 partes de un polímero cauchotoso que es co-curable con el caucho de 3,4-poliisopreno. La invencion presente además da a conocer una llanta neumática que tiene una superficie de rodadura circunferencial externa en donde la superficie la rodadura es una composicion de caucho curada con azufre que consiste de basándose en 100 partes en peso caucho, (1) de aproximadamente 20 partes a aproximadamente 60 partes de caucho natural, (2) de aproximadamente 5 partes a aproximadamente 30 partes de caucho de alto contenido de cis-1,4-polibutadieno, (3) de aproximadamente 10 partes a aproximadamente 50 partes de caucho de estireno-butadieno y (4) de aproximadamente 5 partes a aproximadamente 30 partes de caucho de 3,4-poliisopreno, en donde el caucho de 3,4-poliisopreno tiene (a) un contenido de 3,4-isomero de 75 por ciento a 95 por ciento, (b) un contenido de 1,2-isomero de 5 por ciento a 25 por ciento, (c) una temperatura de transicion de estado vítreo de 0 degree a 25 degree C y (d) un peso molecular promedio en numero que queda dentro de la escala de 30,000 a 180,000.
MXPA/A/1997/002890A 1996-05-06 1997-04-21 Superficie de rodadura de llanta que contiene caucho de 3,4-poliisopreno MXPA97002890A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/642,180 US5627237A (en) 1996-05-06 1996-05-06 Tire tread containing 3.4-polyisoprene rubber
US08642180 1996-05-06

Publications (2)

Publication Number Publication Date
MX9702890A true MX9702890A (es) 1997-11-29
MXPA97002890A MXPA97002890A (es) 1998-07-03

Family

ID=

Also Published As

Publication number Publication date
US5627237A (en) 1997-05-06
KR970074848A (ko) 1997-12-10
JPH1053670A (ja) 1998-02-24
CA2198563A1 (en) 1997-11-07
BR9701977A (pt) 1999-01-12
ES2144289T3 (es) 2000-06-01
DE69701334T2 (de) 2000-08-24
EP0806453A1 (en) 1997-11-12
KR100470619B1 (ko) 2005-03-16
EP0806453B1 (en) 2000-03-01
DE69701334D1 (de) 2000-04-06

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Legal Events

Date Code Title Description
FG Grant or registration
MM Annulment or lapse due to non-payment of fees