C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/10 (2006.01) C08G 18/78 (2006.01)
Patent
CA 2624303
The invention relates to novel compositions containing polyisocyanates having allophanate-groups and polyamines, preferably aromatic diamines, and optionally, additional, preferably polyisocyanates comprising uretdion groups. The invention also relates to the use thereof for producing polyurea coatings which harden in a rapid manner.
L'invention concerne de nouvelles compositions contenant des polyisocyanates avec des groupes allophanates et des polyamines, de préférence des diamines et éventuellement d'autres polyisocyanates présentant de préférence des groupes uretdiones, ainsi que leur utilisation pour produire des revêtements en polyurée à durcissement rapide.
Aus Der Wieschen Andreas
Homann Malte
Mager Michael
Bayer Materialscience Ag
Fetherstonhaugh & Co.
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