C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 6/00 (2006.01) C08F 8/00 (2006.01)
Patent
CA 2417641
The invention relates to water-soluble homopolymers and copolymers, which comprise an EbC50 value according to the algae toxicity test of <i>Scenedesmus subspicatus</i> of greater than 10 mg/l. The invention also relates to the production and use of these polymers as flocculation aids or thickeners and as a constituent of a plant protective agent or of an erosion protective agent.
L'invention concerne des homo- et copolymères solubles dans l'eau, qui présentent une valeur E¿b?C¿50? en scenedesmus subspicatus selon le test de toxicité d'algues, supérieure à 10 mg/l. L'invention concerne en outre la production et l'utilisation de ces polymères comme auxiliaires de floculation ou comme épaississants, ainsi que comme constituant d'un agent de protection phytosanitaire ou d'un agent de protection contre l'érosion.
Herth Gregor
Mertens Richard
Borden Ladner Gervais Llp
Stockhausen Gmbh & Co. Kg
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