JPS5645931A - Rubber composition having elasticity and production thereof - Google Patents

Rubber composition having elasticity and production thereof

Info

Publication number
JPS5645931A
JPS5645931A JP12445279A JP12445279A JPS5645931A JP S5645931 A JPS5645931 A JP S5645931A JP 12445279 A JP12445279 A JP 12445279A JP 12445279 A JP12445279 A JP 12445279A JP S5645931 A JPS5645931 A JP S5645931A
Authority
JP
Japan
Prior art keywords
rubber
crushing
polybutadiene resin
elasticity
mesh
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP12445279A
Other languages
Japanese (ja)
Other versions
JPS6037137B2 (en
Inventor
Kameo Hayakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hayakawa Rubber Co Ltd
Original Assignee
Hayakawa Rubber Co Ltd
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 Hayakawa Rubber Co Ltd filed Critical Hayakawa Rubber Co Ltd
Priority to JP12445279A priority Critical patent/JPS6037137B2/en
Publication of JPS5645931A publication Critical patent/JPS5645931A/en
Publication of JPS6037137B2 publication Critical patent/JPS6037137B2/en
Expired legal-status Critical Current

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  • Compositions Of Macromolecular Compounds (AREA)

Abstract

PURPOSE: To mass-produce a rubber compsn. having elasticity and flexibility at a low cost, by a method wherein a polybutadiene resin and some quantity of other rubber are kneaded with a vulcanized rubber powder obtd, by crushing waste rubber such as used tire.
CONSTITUTION: 10W100pts.wt. of a polybutadiene resin and some quantity of other rubber having weathering resistance and cohesive force, such as a butyl rubber, a polyisobutylene rubber or a chloroprene rubber, are added to 100pts.wt. of a vulcanized rubber powder obtd. by crushing e.g. waste tire to 10W80 mesh, pref. 20W60 mesh by means of roll crushing or freeze-crushing. Cohesive force during hot operation,such as kneading and rolling operations, is increased, and hence productivity as well as weathering resistance is improved. A butadiene-styrene block polymer or a low-crystalline olefin resin may be substituted for the above polybutadiene resin which is used as a binder.
COPYRIGHT: (C)1981,JPO&Japio
JP12445279A 1979-09-22 1979-09-22 Rubber composition with elasticity Expired JPS6037137B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12445279A JPS6037137B2 (en) 1979-09-22 1979-09-22 Rubber composition with elasticity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12445279A JPS6037137B2 (en) 1979-09-22 1979-09-22 Rubber composition with elasticity

Publications (2)

Publication Number Publication Date
JPS5645931A true JPS5645931A (en) 1981-04-25
JPS6037137B2 JPS6037137B2 (en) 1985-08-24

Family

ID=14885858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12445279A Expired JPS6037137B2 (en) 1979-09-22 1979-09-22 Rubber composition with elasticity

Country Status (1)

Country Link
JP (1) JPS6037137B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6178727U (en) * 1984-10-30 1986-05-26
JPH01172484A (en) * 1987-12-28 1989-07-07 Tatsuta Electric Wire & Cable Co Ltd Vibration-damping and sound-insulating material
KR100250640B1 (en) * 1997-10-17 2000-04-01 신형인 Block copolymer composition
KR20030030612A (en) * 2001-10-12 2003-04-18 유명훈 Method of manufacturing mats using rubber powder of waste tire

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102408591B (en) * 2011-11-17 2013-01-30 铜陵亿亨达电子有限责任公司 Rubber sealing cover for preventing capacitor from explosion, and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6178727U (en) * 1984-10-30 1986-05-26
JPH01172484A (en) * 1987-12-28 1989-07-07 Tatsuta Electric Wire & Cable Co Ltd Vibration-damping and sound-insulating material
KR100250640B1 (en) * 1997-10-17 2000-04-01 신형인 Block copolymer composition
KR20030030612A (en) * 2001-10-12 2003-04-18 유명훈 Method of manufacturing mats using rubber powder of waste tire

Also Published As

Publication number Publication date
JPS6037137B2 (en) 1985-08-24

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