Featured patents

Optical Brightening Compositions
US 08821688 B2, Sept. 2, 2014, Coloring agent, Andrew Clive Jackson et al. / Clariant Finance (BVI) Limited VG
A compound of formula (1),…

Processes to Produce Short Cut Microfibers
US 08871052 B2, Oct. 28, 2014, Synthetic (including chemically modified cellulose), David J Rogers, Jr. et al. / Eastman Chemical Company (Kingsport, US)
A process for separating an opened microfiber slurry, said process comprising:…

Method and Device for Thermal Hydrolysis and Steam Explosion of Biomass
US 08673112 B2, March 18, 2014, Defibration by projection or explosion, Pål Jahre Nilsen et al. / Cambi Technology AS (Asker, NO)
A method for thermal hydrolysis and steam explosion of biomass, the method…

Continuous Digester With a Bottom Scraper Equipped With Draining Apertures
US 08647473 B2, Feb. 11, 2014, Continuous, Krister Olsson / Metso Paper Sweden AB (Sundsvall, SE)
A continuous digester for producing pulp from comminuted cellulosic material,…

Paper Substrates Useful in Wallboard Tape Applications
US 08613831 B2, Dec. 24, 2013, Polymerized unsaturated compound, Martha Patricia Wild / International Paper Company (Memphis, US)
A paper product having a CD tensile of from 5 to 60 lbf/inch width…

Creped Tissue Sheets Treated With an Additive Composition According to a Pattern
US 08568561 B2, Oct. 29, 2013, With coating and / or laminating, Jeffrey J. Timm et al. / Kimberly-Clark Worldwide, Inc. (Neenah, US)
A process for applying an additive composition to a tissue sheet comprising:…

Reduction of Fiber Knots of Cellulose Crosslinked Fibers by Using Plasma Pre-Treated Pulpsheets
US 08475631 B2, July 2, 2013, Utilizing electrical or wave energy, Angel Stoyanov et al. / Wyerhauser NR Company (Federal Way, US)
A process of making crosslinked cellulose pulp fiber, comprising…

Security Paper and Method and Apparatus for Producing the Same
US 08465625 B2, June 18, 2013, Inhibiting or restricting drainage through mold, Michael Boehm et al. / Giesecke & Devrient GmbH (Munich, DE)
A value document comprising a security paper, wherein the value document has…

Structured Fabric
US 08444827 B2, May 21, 2013, With felt structure or felt composition, Scott Quigley / Voith Patent GmbH (Heidenheim, DE)
A structured fabric for use in a papermaking machine for forming a web of fibrous…

Method for Preparing Paper Pulp From Recycled Paper Containing Contaminants
US 08444807 B2, May 21, 2013, Waste paper or textile waste, Philippe Colin et al. / SCA Tissue France (Bois-Colombes, FR)
A method for preparing paper pulp from recycled papers containing contaminants,…

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