Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Physical dimension specified
Patent
1989-11-06
1991-10-29
Sluby, P. C.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Physical dimension specified
428412, 4284735, 4284744, 4284752, 2641761, 427160, 4274125, B32B 2708, B32B 2730, B32B 2718
Patent
active
050615580
ABSTRACT:
Multilayered plastic objects are prepared having a core layer of an aromatic polycarbonate in contact with a polymethacrylate film containing a UV absorber. The polymethacrylate film comprises a copolymer of methylmethacrylate and an acrylic or methacrylic ester, (meth)acrylamide, maleimide or mixtures thereof and is compatible with said aromatic polycarbonate at all mixing ratios.
REFERENCES:
patent: 3582398 (1971-06-01), Ringler
patent: 4666779 (1987-05-01), Curry
Chemical Abstracts, (1989), vol. 110, 155753M, "Acrylate Polymer-Laminated Protective Films" H. Kazuhiko et al.
Fischer Jens-Dieter
Golchert Ursula
Munzer Manfred
Schinzel Felix
Rohm GMBH Chemische Fabrik
Sluby P. C.
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