Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2011-05-10
2011-05-10
Cheung, William K (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S091000, C525S230000, C525S329900, C525S330500, C524S762000, C524S808000, C526S310000, C526S312000, C526S320000, C526S323000
Reexamination Certificate
active
07939601
ABSTRACT:
The present invention relates to a polymeric material comprising units capable of having a cationic charge at a pH of from about 4 to about 12; provided that said polymeric material has an average cationic charge density from about 2.75 or less units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for hand dishwashing compositions and personal care products such as soaps, shaving cream foam, foaming shaving gel, foam dephiliatories and shampoos. The polymers are also effective as a soil release agent in fabric cleaning compositions. The polymers are also useful in agrochemical foam, fire-fighting foam, hard surface cleaner foam, and coagulant for titanium dioxide in paper making.
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Bergeron Vance
Bodet Jean-Francois
Kluesener Bernard William
Scheper William Michael
Sivik Mark Robert
Cheung William K
Novak Druce & Quigg LLP
Rhodia Inc.
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