Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1995-06-07
1996-12-31
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C08F 1624
Patent
active
055895581
ABSTRACT:
If the employment of polymerization auxiliaries in ammonium form is avoided in the preparation of a polytetrafluoroethylene having a content of 0.02 to 1% by weight of units of a perfluoro-(alkyl vinyl) ether by the suspension process, a polymer which does not tend to discoloration on heating is obtained.
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European Patent Search 94114674.8, Jan. 11, 1995.
Felix Bernd
Hintzer Klaus
L ohr Gernot
Sch ottle Thomas
Hoechst Aktiengesellschaft
Sarofim N.
Schofer Joseph L.
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