Methods and compositions for removing HMPUR residues

Details Methods and compositions for removing HMPUR residues Methods and compositions for removing HMPUR residues

1996-06-26

1998-06-30

Stucker, Jeffrey

Cleaning and liquid contact with solids

Processes

Miscellaneous

134 38, 134 40, 252162, 25217423, 521159, 525127, 525130, 528 44, 528 49, B08B 314

Patent

active

057727902

ABSTRACT:
A method and a composition for removing HMPUR adhesives having isocyanate groups available for reaction are provided. The composition comprises an amine additive capable of reaction with isocyanate groups of the HMPUR adhesives to be removed and a noncurable polyurethane prepolymer which does not react with the isocyanate groups of the HMPUR adhesives.

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