Featured patents

Copolymer Blend Compositions for Use to Increase Paper Filler Content
US 08518216 B2, Aug. 27, 2013, Frank J. Sutman et al. / Hercules Incorporated (Wilmington, US)
A method of making a heterogeneous polymer blend, comprising:…

Paper Making Process Using Binder/Filler Agglomerates
US 08715465 B2, May 6, 2014, Pekka Salminen et al. / Styron Europe GmbH (Horgen, CH)
A process comprising…

Paper Sizing Agent
US 08512520 B2, Aug. 20, 2013, Markus Schmid et al. / BASF Aktiengesellschaft (Ludwigshafen, DE)
A paper size obtained by dispersing a reactive size comprising…

Quaternary Vinylamine-Containing Polymers as Additives in Papermaking
US 08518215 B2, Aug. 27, 2013, Qu-Ming Gu et al. / Hercules Incorporated (Wilmington, US)
A method of making paper providing improved strength and optionally retention…

Stable and Aqueous Compositions of Polyvinylamines With Cationic Starch, and Utility for Papermaking
US 08444818 B2, May 21, 2013, Christopher P. Dilkus et al. / Hercules Incorporated (Wilmington, US)
A stable aqueous composition comprising polyvinylamine and liquid cationic starch…

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