C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/10 (2006.01) B32B 7/12 (2006.01) C08G 18/67 (2006.01) C08J 3/24 (2006.01) C09J 175/16 (2006.01)
Patent
CA 2578538
Disclosed is a method of making a laminate that includes a) preparing an adhesive composition, where the preparing includes combining a first part that includes (meth)acrylate functional, polyisocyanate prepolymer, and polyisocyanate monomer, the first part including at least 10 % by weight isocyanate functional groups, and a second part that includes polyol, at least one of the first part and the second part includes photoinitiator, b) coating a first flexible substrate with the adhesive composition, c) exposing the adhesive composition to radiation to partially cure the adhesive composition, and d) contacting the adhesive composition with a second flexible substrate.
L'invention concerne un procédé permettant de fabriquer un laminé qui consiste : a) à préparer une composition adhésive en combinant une première partie qui comprend un prépolymère de polyisocyanate et un monomère de polyisocyanate fonctionnels au (méth)acrylate, la première partie comprenant au moins 10 % en poids de groupes fonctionnels isocyanate et une seconde partie qui comprend un polyol, la première partie et/ou la seconde partie comprennent un photoamorceur, b) à revêtir un premier substrat flexible avec la composition adhésive, c) à exposer la composition adhésive à un rayonnement afin de durcir partiellement la composition adhésive et d) à mettre la composition adhésive en contact avec un second substrat flexible.
Bushendorf Paula T.
Voss Peter A.
Gowling Lafleur Henderson Llp
H.b. Fuller Company
H.b. Fuller Licensing & Financing Inc.
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