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Title:
WEATHER STRIP FOR AUTOMOBILE
Document Type and Number:
Japanese Patent JPH07108835
Kind Code:
A
Abstract:

PURPOSE: To firmly stick a base material to a surface layer and efficiently produce a weather strip without necessity of a lot of production processes by interposing adhesive component composed of specified components between a base material composed of ethylene-propylene rubber, and surface urethane layer.

CONSTITUTION: In a weather strip for an automobile comprising urethane layer formed on the surface of the base material composed of ethylene-propylene rubber, an adhesive component composed of epoxy radical containing acrylic elastomer, ethylene-α-olefinic copolymer, organic peroxide, and primary amine or imidazole compound and having weight ratio of (epoxy radical containing acrylic elastomer)/(ethylene-α-olefinic copolymer) 60/40-40/60 is interbased between a base material and an urethane layer. Calcium oxide can be contained in peroxide and primary amine or imidazole compound.


Inventors:
YAMAMOTO KEISAKU
IKEDA KIYOSHI
FUKUYAMA MASAHIRO
NAITO TAKESHI
ARITAKE SUKENORI
Application Number:
JP25708093A
Publication Date:
April 25, 1995
Filing Date:
October 14, 1993
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO
TOYODA GOSEI KK
International Classes:
B32B7/12; C08K3/22; C08K5/14; B60R13/06; C09J123/08; C09J133/06; C08L23/08; (IPC1-7): B60J10/02; B60R13/06
Attorney, Agent or Firm:
Takashi Kuboyama (1 person outside)



 
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