Oil and water repellent compositions and methods of...

Details Oil and water repellent compositions and methods of... Oil and water repellent compositions and methods of...

2006-03-07

2006-03-07

Szekely, Peter (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...

C524S413000, C524S474000

Reexamination Certificate

active

07008993

ABSTRACT:
An oil and water repellent composition for protecting fabric, wool, and other substrates is described. The oil and water repellent composition comprises: (a) a cationic fluoroacrylate copolymer with a glass transition temperature near ambient temperature; (b) a cationic fluoroacrylate copolymer with a glass transition temperature of about 80° C. to about 100° C.; (c) a nonionic hydrophilic softener; and (d) an inorganic additive.

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http://www.dupont.com/teflon/carpetprotector/applic—dir.html (Printed Jul. 22, 2002).

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