B - Operations – Transporting – 22 – C
Patent
B - Operations, Transporting
22
C
B22C 1/22 (2006.01)
Patent
CA 2349878
The invention concerns a binder system which encompasses a phenolic resin component and a polyisocyanate component, characterized by the phenolic resin component having an alkoxy-modified phenolic resin, where less than 25 mole-% of the phenolic hydroxy groups are etherified by a primary or secondary aliphatic alcohol with 1 to 10 carbon atoms.
L'invention concerne un système de liants comprenant un constituant de résine phénolique et un constituant de polyisocyanate. Ce système se caractérise en ce que le constituant de résine phénolique comprend une résine phénolique modifiée par alcoxy, moins de 25 % en mole des groupes hydroxy phénoliques étant éthérifiés par un alcool aliphatique primaire ou secondaire ayant entre 1 et 10 atomes de carbone.
Koch Diether
Roze Jean-Claude
Weicker Gunter
Werner Andreas
Ashland Licensing And Intellectual Property Llc
Ashland-Sudchemie-Kernfest Gmbh
Gowling Lafleur Henderson Llp
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