C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/154
C08G 18/64 (2006.01) C08G 18/16 (2006.01) C08G 18/46 (2006.01) C08G 18/50 (2006.01) C08G 18/69 (2006.01) C09J 175/00 (2006.01)
Patent
CA 2038104
A substantially solvent-free two-part polyurethaneurea composition having excellent adhesion to elastomeric substrates, comprising the reaction product of a macrodiol endcapped with an oligomeric aromatic amine and a polyisocyanate or prepolymer. With selected compositions, curing can be effected in moist conditions, or even under water. The composition provides an excellent sealant or repair for elastomeric/rubberized articles such as waders, etc.
Reid Thomas S.
Wright Charles D.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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