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Document Type and Number:
Japanese Patent JPH0479370
Kind Code:
B2
Abstract:
Low density foams are prepared from an admixture which comprises a medium which is polymerizable and/or crosslinkable by free radical initiation, carbonylhydrazine blowing agent, a peroxide curing agent, a suitable surfactant, and at least one transition metal salt promoter wherein at least one of the metal salts is a compound of iron or copper. The blowing agent in the presence of an effective amount of the transitional metal salt promoter improves the efficiency of the process.

Inventors:
AANESUTO RUDORUFU KAAMENSU
Application Number:
JP5750084A
Publication Date:
December 15, 1992
Filing Date:
March 27, 1984
Export Citation:
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Assignee:
PENNWALT CORP
International Classes:
C08J9/04; B29C35/00; C08F283/00; C08J9/02; C08J9/06; C08J9/10; C08J9/14; C08J9/18; C08J9/20; C08K3/00; C08K3/16; C08K5/09; C08K5/16; C08K5/24; C08K5/25; C08L67/06; C08G; C08J



 
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