Plastic sheet, a process for the manufacture thereof and formed

Details Plastic sheet, a process for the manufacture thereof and formed Plastic sheet, a process for the manufacture thereof and formed

1995-07-27

1998-01-20

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428334, 428480, 528307, 528308, 5283086, 5283087, 524 91, 524359, 15624411, 156297, 1563082, 26417316, 264175, B32B 2706, B32B 2718, B32B 2736, B32B 3100

Patent

active

057099294

ABSTRACT:
A multi-layered plastic sheet comprising of a first layer composed of a copolymer obtained by reacting a dimethyl terephthalate or terephthalic acid with a mixture of 99-55 mole % ethylene glycol and 1-45 mole % cyclohexane dimethanol wherein the first layer is covered on at least one surface with a 2 to 100 .mu.m thick UV-absorbing second layer composed of the copolymer of the first layer and a UV-absorbing additive. The UV-absorbing additive can be a benzophenone compound or a benzotriazole compound.

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Search Report (May 1993.

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