Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1974-12-03
1976-05-18
Van Balen, William J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428338, 428432, 428437, 428460, 428524, 350 1, B32B 516, B32B 1520, B32B 1706, G02B 526
Patent
active
039580628
ABSTRACT:
An optically transparent and solar energy reflecting film structure is provided which is characterized by the presence therein of opaque metal platelets such as those of silver, gold, aluminum or copper. A process also is provided which includes blending opaque metal platelets with an organic polymeric material such as polyvinyl butyral and shaping the resulting blend into a film structure by extruding or compression molding means.
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patent: 3325432 (1967-06-01), Kellert
patent: 3516720 (1970-06-01), Mauer
patent: 3577374 (1971-05-01), Isaksen
patent: 3876552 (1975-04-01), Moynihan
E. I. Du Pont de Nemours and Company
Robinson Ellis P.
Van Balen William J.
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