C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
400/2006, 402/9
C08G 77/18 (2006.01) C08G 77/46 (2006.01) C08G 77/50 (2006.01) C11D 3/37 (2006.01) D06M 15/647 (2006.01)
Patent
CA 1249900
Abstract of the Disclosure Organosiloxane-oxyalkylene copolymers in which a silicon atom of at least one organosiloxane unit has attached thereto the group -X(OR)nOSiR'a(OR")3-a wherein X represents a divalent hydrocarbon group, R represents an alkylene group having 2 to 4 carbon atoms, n is an integer of at least 2, R' represents alkyl, vinyl, allyl or phenyl, R" represents alkyl or alkoxyalkyl and a has a value of 1 or 2, at least 40% of the total substituents in the copolymer being methyl. The copolymers are film forming and are particularly suitable for the treatment of textile fibres to facilitate the removal of oily stains during laundering.
493984
Dow Corning Limited
Gowling Lafleur Henderson Llp
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