C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 43/02 (2006.01) C08J 3/20 (2006.01) C08K 5/46 (2006.01) C08L 5/00 (2006.01) C08L 33/26 (2006.01) C08L 41/00 (2006.01)
Patent
CA 2648818
The aqueous polymer composition comprises a water soluble polymer having a molar weight of at least 10 4 Daltons and comprising functional groups which may form complexes with metal ions. The aqueous polymer compositions of this invention are stabilized against thermal or other degradation processes by addition of a phenothiazine compound to allow their use even under harsh conditions.
Bremer Christian
Christian Joachim
Engelhardt Friedrich
Obermueller Anja
Allessachemie Gmbh
Fetherstonhaugh & Co.
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