C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
403/60
C08J 9/04 (2006.01) B05D 7/24 (2006.01) C08J 9/00 (2006.01) C08J 9/10 (2006.01) C08L 23/16 (2006.01) C08L 57/00 (2006.01)
Patent
CA 1247300
ABSTRACT A sprayable and foamable insulating composition comprising: (A) at least one low molecular weight polymer selected from the group consisting of ethyl- ene/alphaolefin copolymer, ethylene/alphaolefin/noncon- jugated polyene terpolymer, polyacrylate, polymethacryl- ate, polyisoprene, polyacrylonitrile, polymethacryloni- trile and polybutadiene; (B) an effective amount of curative; and (C) an effective amount of a blowing agent having an activation temperature which is less than or about equal to the curing temperature of component (B), said composition having a Brookfield viscosity of about 100,000 centipoise or less at shear rates of 5 sec-1 or greater. A process for providing a layer of insulating foam employing such composition is also disclosed.
516138
Cesare Frank C.
Fithian Luke E.
Gowling Lafleur Henderson Llp
Uniroyal Chemical Company Inc.
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