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Patent Searching and Data


Title:
新規なフッ化ビニリデン共重合体及びその製造方法
Document Type and Number:
Japanese Patent JP5639069
Kind Code:
B2
Abstract:
A vinylidene fluoride copolymer which comprises 99.9 to 90mol% of vinylidene fluoride monomer units, 0.1 to 10mol% of methylidenemalonic ester monomer units, and 0 to 10mol% of other monomer units and which has a weight-average molecular weight of 200,000 or more; a vinylidene fluoride copolymer as described above, which is modified by hydrolyzing 10 to 90% of the total number of the ester groups of the methylidenemalonic ester monomer units; and processes for the production of the copolymers.

Inventors:
佐藤 圭介
堺 勇樹
Application Number:
JP2011535363A
Publication Date:
December 10, 2014
Filing Date:
September 30, 2010
Export Citation:
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Assignee:
株式会社クレハ
International Classes:
C08F214/22; C08F2/18; C08F8/12
Domestic Patent References:
JPH11193312A1999-07-21
JPH06172452A1994-06-21
JPH11193312A1999-07-21
JPH06172452A1994-06-21
Attorney, Agent or Firm:
Yasuhide Nomura
Noda Naoto