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Patent Searching and Data


Title:
BLOWING AGENT
Document Type and Number:
Japanese Patent JP2007246578
Kind Code:
A
Abstract:

To provide a blowing agent improving the foaming magnitude by leaps and bounds by using a specific microcapsules and chemical blowing agent excellent in high foaming property, and a foamable polymer composition containing the blowing agent.

This blowing agent consisting of (A) microcapsules having 1 to 1,000 μm mean particle diameter and containing a low boiling liquid and (B) a chemical blowing agent is provided by showing 100 to 200°C blowing start temperature of the (A) and (B), and 150 to 250°C maximum blowing temperature of the blowing agent. The blowing agent can be used as a foamable polymer composition by being blended with a thermoplastic cross-linkable rubber composition consisting of (C-1) a cross-linkable rubbery polymer and (C-2) a thermoplastic resin.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
NISHIHARA HAJIME
Application Number:
JP2006068597A
Publication Date:
September 27, 2007
Filing Date:
March 14, 2006
Export Citation:
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Assignee:
ASAHI KASEI CHEMICALS CORP
International Classes:
C08J9/06; C08J9/32; C09K3/00
Attorney, Agent or Firm:
Masami Sakai
Norio Kagami
Jun Komatsu