Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Reexamination Certificate
2007-09-05
2011-10-25
Boykin, Terressa (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
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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Boykin Terressa
Greenblum & Bernstein P.L.C.
Rockwool International A/S
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