C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/100, 117/195
C08K 5/15 (2006.01) B05B 7/00 (2006.01) C08G 18/10 (2006.01) C08L 75/04 (2006.01) C09D 175/04 (2006.01)
Patent
CA 1120638
ABSTRACT OF THE DISCLOSURE A method for preparing polyurethane by spraying a mixture of (a) polyurethane prepolymer, and (b) curative which gives a tack- free time of 15 seconds to 5 minutes, wherein (a) and/or (b) contain a lactone as viscosity modifier.
328391
Gowling Lafleur Henderson Llp
Uniroyal Inc.
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