Featured patents

Acrylamide-Derived Cationic Copolymers, and Uses Thereof
US 08734616 B2, May 27, 2014, René Hund et al. / S.P.C.M. SA (Andrezieux Boutheon, FR)
A cationic or amphoteric (co)polymer obtained by Hofmann degradation reaction,…

Hydrophobically Modified Poly(aminoamides)
US 08506757 B2, Aug. 13, 2013, Huai N. Cheng et al. / Hercules Incorporated (Wilmington, US)
A water-soluble, cationic polymer comprising randomly distributed units…

Manufacture of Filled Paper
US 08454796 B2, June 4, 2013, Holger Reinicke / BASF SE (Ludwigshafen, DE)
A process of making filled paper comprising the steps of:…

Method for Producing Paper
US 08562787 B2, Oct. 22, 2013, Alexander Frank / Applied Chemicals Handels-GmbH (Vienna, AT)
A method for manufacturing paper, in which cationic polymers comprised…

Method for the Emulsification of ASA With Polyamidoamine Epihalohydrin (PAE)
US 08747616 B2, June 10, 2014, David J. Castro et al. / Ecolab USA Inc (Naperville, US)
A method of preparing sized paper products, the method comprising the step:…

Method of Improving Dewatering Efficiency, Increasing Sheet Wet Web Strength, Increasing Sheet Wet Strength and Enhancing Filler Retention in Papermaking
US 08465623 B2, June 18, 2013, Yulin Zhao et al. / Nalco Company (Naperville, US)
A method of papermaking comprising filler, the method comprising the steps of:…

Paper Sizing Composition
US 08632659 B2, Jan. 21, 2014, Kyle J. Bottorff et al. / Hercules Incorporated (Wilmington, US)
A stable paper sizing composition comprising:…

Process for the Production of Sized And/Or Wet-Strength Papers, Paperboards and Cardboards
US 08647471 B2, Feb. 11, 2014, Stefan Sommer et al. / Bayer MaterialScience LLC (Pittsburgh, US)
Process for the production of sized and/or wet-strength papers, paperboards…

Sizing Compositions
US 08871055 B2, Oct. 28, 2014, Susan M. Ehrhardt / Solenis Technologies, L.P. (Wilmington, US)
An aqueous paper sizing composition comprising a hydrophobic paper sizing agent…

Soft Tissue Having Reduced Hydrogen Bonding
US 08834679 B2, Sept. 16, 2014, SeungRim Yang et al. / Kimberly-Clark Worldwide, Inc. (Neenah, US)
A method of forming a high bulk tissue web comprising the steps of mixing…

Water-Soluble Post Branched Cationic Acrylamide Polymers and Use Thereof
US 08597467 B2, Dec. 3, 2013, Rene Hund et al. / S.P.C.M. SA (Andrezieux Boutheon, FR)
A process for preparing a water-soluble cationic copolymer said process…

Patentorg has 11 documents under Nitrogen Containing Patents.

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