B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 21/08 (2006.01) B05D 5/08 (2006.01) B05D 7/08 (2006.01) C08G 18/10 (2006.01) C08G 18/16 (2006.01) C08G 18/20 (2006.01) C08G 18/48 (2006.01) C09D 175/08 (2006.01) E04G 9/05 (2006.01)
Patent
CA 2098991
Plastic-coated substrate, such as sheet of plywood useful as concrete form panel, having a topcoat of moisture-cured isocyanate-terminated urethane prepolymer with the surface of the topcoat having high degrees of specular gloss and smoothness.
Cette invention concerne un substrat recouvert d'une couche de plastique, tel qu'une planche de contreplaqué utile pour former un panneau en béton, comprenant une couche supérieure d'un prépolymère d'uréthane à terminaison isocyanate polymérisée par l'humidité dont la surface présente de spectaculaires indices de brillance et d'aspect lisse.
Hauser Edward R.
Lu David D-L
Hakim Ralph N.
Minnesota Mining And Manufacturing Company
Smart & Biggar
Worldtech Coatings Inc.
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