Rigid cycloolefin copolymer film

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526127, 526132, 526282, 526336, 526339, 526340, 5263481, C08F 3208

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active

055346065

ABSTRACT:
A rigid single- or multilayer non-oriented or mono- or biaxially oriented film in which at least one layer comprises a cycloolefin copolymer, wherein the cycloolefin copolymer has an intrinsic E modulus (E.sub.i) which has the following dependence on the glass transition temperature T.sub.g :

REFERENCES:
patent: 5087677 (1992-02-01), Brekner
patent: 5218049 (1993-06-01), Yamamoto
Fritzsche, Dr. Christoph, "Torsions-schwingungsmessungen an Kunststoffen", Kunststoffe-Plastics, vol. 21 (1974).

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