Vinyl fluoride copolymers of low crystallinity

Vinyl fluoride copolymers of low crystallinity

  • CN 100,503,668 C
  • Filed: 04/14/1998
  • Issued: 06/24/2009
  • Est. Priority Date: 04/15/1997
  • Status: Active Grant
First Claim
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1. multipolymer consists essentially of unit, at least a C that is selected from vinylidene fluoride, tetrafluoroethylene, trifluoro-ethylene and chlorotrifluoroethylene of 10-60% (mole) of 30-60% (mole) vinyl fluoride 2The unit of alkene and 0.1-30% (mole) import a kind of highly fluorinated monomeric unit in the polymkeric substance with the side chain of at least one carbon atom, and described side chain with at least one carbon atom imports perfluoroolefine, the perfluor C that highly fluorinated monomeric unit in the described polymkeric substance is selected from highly fluorinated vinyl ether, has 3-10 carbon atom 1-C 8Alkyl ethene and fluoridize dioxole.

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