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Patent Searching and Data


Title:
CYCLIC OLEFIN RESIN FILM
Document Type and Number:
Japanese Patent JP2009079087
Kind Code:
A
Abstract:

To provide a cyclic olefin resin sheet or film with low moisture absorption properties and moisture permeability which has few defects resulting from a gel component formed in a synthetic process of the cyclic olefin resin.

The cyclic olefin resin comprises an -olefin-cyclic olefin copolymer comprising a structural unit derived from a 2-30C linear or branched -olefin and a structural unit derived from a specific cyclic olefin, wherein the copolymer is an alternating copolymer which does not include a chain structure. The cyclic olefin resin sheet or film is obtained by melting and film forming of the cyclic olefin resin.


Inventors:
Kamata, Toshihiro
Takeuchi, Kiyoshi
Sakurai, Seiya
Nozoe, Hiroshi
Watanabe, Tadasuke
Application Number:
JP2007000247774
Publication Date:
April 16, 2009
Filing Date:
September 25, 2007
Export Citation:
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Assignee:
FUJIFILM CORP
International Classes:
C08F232/00; C08J5/18; G02B5/30
Attorney, Agent or Firm:
高松 猛
矢澤 清純