Aqueous binder composition for mineral fibers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

Reexamination Certificate

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Details

C442S108000, C442S172000, C442S180000, C524S271000, C524S388000, C528S322000, C528S332000

Reexamination Certificate

active

08044168

ABSTRACT:
Disclosed is an aqueous binder composition for mineral fibers that comprises a water-soluble binder component produced by reacting, in one or more steps, at least one alkanolamine, at least one carboxylic anhydride and at least one polyalkylene glycol component selected from polyalkylene glycols, copolymers and derivates thereof and, optionally, treating the reaction product with a base.

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