Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Reexamination Certificate
2007-03-27
2007-03-27
Zimmer, Marc S. (Department: 1712)
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
C428S423100, C428S480000, C525S123000, C525S127000, C525S455000
Reexamination Certificate
active
10394590
ABSTRACT:
The invention relates to a moisture-crosslinkable polyurethane adhesive which comprises: a) 70 to 95% by weight of a polyurethane prepolymer obtained by polyaddition of polyols to diisocyanates trimerized as isocyanurates and, b) 5 to 30% by weight of an essentially amorphous poly-a-olefin, the content of free NCO groups representing 1 to 20% by weight of the adhesive. The adhesive according to the invention is used for the adhesive bonding of fixing components of the Velcro type to articles intended for hygiene.
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Derwent Abstract, 95-284038, Week 9538, CA 2122942. Jun. 19965.
Bauduin François
Bouttefort Patrick
Chartrel Jean-François
Miskovic Michel
Bostik Findley
Hunton & Williams LLP
Zimmer Marc S.
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