Aqueous water-and oil-repellent dispersion

Details Aqueous water-and oil-repellent dispersion Aqueous water-and oil-repellent dispersion

2006-03-21

2006-03-21

Cain, Edward J. (Department: 1714)

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...

C524S545000, C524S546000

Reexamination Certificate

active

07015275

ABSTRACT:
An aqueous water- and oil-repellent dispersion containing: (A) a homopolymer or copolymer containing at least one polymerizable compound having a perfluoroalkyl or perfluoroalkenyl group and an acrylate or methacrylate group, or a copolymer containing said polymerizable compound and another compound copolymerizable therewith, (B) a surfactant comprising a cationic surfactant and a nonionic surfactant comprising an alkylene oxide adduct of a higher aliphatic secondary alcohol, and (C) a high flash-point organic solvent, has durable water- and oil-repellency and excellent storage stability.

REFERENCES:
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International Search Report for PCT/JP00/02169 dated Jun. 20, 2000.
International Preliminary Examination Report for PCT/JP00/02169 dated Apr. 11, 2001.

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