Dissolving wood pulps and methods of making and using the same

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United States of America Patent

PATENT NO 11105042
APP PUB NO 20190264388A1
SERIAL NO

16284632

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Abstract

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This disclosure relates to methods of making novel dissolving wood pulps by processes comprising acid prehydrolysis, pulping, and a multi-stage bleaching process comprising oxidation with a catalyst and peroxide under acidic conditions, as well as to products made therefrom having a combination of medium-purity, low viscosity, and improved reactivity, filterability, and/or clogging that can be used as a substitute for traditional high-purity dissolving pulps in a wide variety of applications.

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Patent Owner(s)

  • GP CELLULOSE GMBH

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bartges, Harry R Collierville, US 3 0
Carter, Blair R Marietta, US 6 0
Carter, Jeremy M Tallahassee, US 2 0
Courchene, Charles E Snellville, US 35 129
Haywood, Steven T Tallahassee, US 3 2
Howell, William A Mayo, US 6 20
Keough, James M Germantown, US 4 0
Nonni, Arthur J Peachtree City, US 35 187
Powers, Philip A Perry, US 2 0
Slone, Christopher M Memphis, US 8 2

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