US2002012782A1PendingUtilityA1

Polyphenylene ether resin composition

Assignee: SUMITOMO CHEMICAL COPriority: Oct 14, 1998Filed: Aug 27, 2001Published: Jan 31, 2002

Est. expiryOct 14, 2018(expired)· nominal 20-yr term from priority

Inventors:Satoru Moritomi

C08J 5/18C08G 65/337C08J 2371/12C09K 21/14

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References

Claims

Abstract

There is provided a polyphenylene ether resin composition comprising: (i) a polyphenylene ether resin; (ii) a phosphoric ester; and (iii) a dispersed substance having an aspect ratio of not less than about 2, and which composition has superior heat resistance and flame resistance without use of any halogen-containing flame retardant or any halogen-containing anti-dripping agent as an essential or mandatory component.

Claims

exact text as granted — not AI-modified

We claim:  
     
         1 . A flame-resisting insulation sheet comprising a polyphenylene ether resin composition, which resin composition contains: 
 (i) a polyphenylene ether resin    (ii) a phosphoric ester; and    (iii) a dispersed substance having an aspect ratio of not less than about 2, wherein the sheet has a thickness of not more than 0.5 mm.    
     
     
         2 . The flame-resisting insulation sheet according to  claim 1 , wherein the dispersed substance in the resin composition has a longest both ends distance of not more than 100 μm.

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