Binder for mineral wool products

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

Reexamination Certificate

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Details

C524S494000, C524S529000, C523S153000, C523S200000, C523S156000, C523S202000, C523S214000

Reexamination Certificate

active

06849683

ABSTRACT:
Process for providing a binder for mineral wool products, said process comprising the steps of: mixing together under reactive conditions a carboxylic acid with an alkanolamine, whereby optionally these are firstly mixed to provide a resin, which resin is subsequently reacted with a separate carboxylic acid group containing polymer.

REFERENCES:
patent: 0583086 (1993-07-01), None
patent: 583086 (1994-01-01), None
patent: 0583086 (1994-02-01), None
patent: 0990727 (1999-08-01), None
patent: 0990727 (2000-04-01), None
patent: WO 9731036 (1997-08-01), None
patent: WO 9731059 (1997-08-01), None
patent: WO 9731060 (1997-08-01), None
Database XPI XP002154409 Derwent Publications Ltd. (Matsumoto Yushi Seiyaku KK) Mar. 8, 1994.

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