Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1983-04-25
1985-04-09
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526249, 526255, 526247, C08F 1002
Patent
active
045103011
ABSTRACT:
A film of a fluorocarbon copolymer of ethylene, and tetrafluoroethylene or chlorotrifluoroethylene, which upon heat shrinking in the longitudinal direction, does not expand in the transverse direction.
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E. I. Du Pont de Nemours and Company
Michl Paul R.
Walker Alex H.
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