Grinding aid of mineral materials in aqueous suspension,...

Details Grinding aid of mineral materials in aqueous suspension,... Grinding aid of mineral materials in aqueous suspension,...

2001-12-18

2009-11-10

Rábago, Roberto (Department: 1796)

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...

C524S080000, C524S424000, C524S401000, C524S442000, C524S556000, C524S599000, C241S016000, C241S022000

Reexamination Certificate

active

07615587

ABSTRACT:
The invention concerns the use of hydrosoluble homopolymers and/or copolymers of acrylic/or methacrylic acid with one or more acrylic, vinyl or allyl monomers as an aid to the grinding of mineral particles in aqueous suspension, providing them by their use particular optical properties. The invention also concerns the said aqueous suspensions and their uses in the fields of paper and paint.

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U.S. Appl. No. 11/167,170, filed Jun. 28, 2005, Mongoin, et al.
U.S. Appl. No. 10/450,454, filed Jun. 19, 2003, Mongoin, et al.

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