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Title:
CHLOROPRENE COMPOSITION
Document Type and Number:
Japanese Patent JP3488310
Kind Code:
B2
Abstract:

PURPOSE: To obtain a composition for molding cured rubber improved esp. in compression set resistance, consisting mainly of mercaptan- or xanthogen- modified chloroprene rubber.
CONSTITUTION: This composition is obtained by essentially incorporating 100 pts.wt. of a mercaptan- or xanthogen-modified chloroprene rubber with (1) 0.3-3.5 pts.wt. of dicatechol borate di-o-tolylguanidine salt, (2) 0.3-3.0 pts.wt. of a thiourea-based cross-linking promoter and (3) 0.1-5.0 pts.wt. of at least one kind of sulfur-based cross-linking component selected from among sulfur, sulfur-releasing cross-linking promoters and sulfur-releasing cross-linking agents.


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Inventors:
Nakatsukasa definition
Gaku Kemzaki
Application Number:
JP10935595A
Publication Date:
January 19, 2004
Filing Date:
May 08, 1995
Export Citation:
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Assignee:
Hayakawa Rubber Co., Ltd.
International Classes:
C08K5/21; C08K5/20; C08K5/36; C08K5/55; C08L11/00; C08L21/00; (IPC1-7): C08L11/00; C08K5/36; C08K5/55
Domestic Patent References:
JP6279621A
JP2169641A
Attorney, Agent or Firm:
Kosugi Sugimura (4 others)



 
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