Use of compounds accelerating or improving the efficiency of the processes

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CPC
D21C9/1036

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DTEXTILES PAPER D21Papermaking D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR D21C9/00After-treatment of cellulose pulp

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D21C9/1036Use of compounds accelerating or improving the efficiency of the processes

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Oxygen bleaching method of pulp
- Patent number 12,104,321
- Issue date Oct 1, 2024
- BEIJING FORESTRY UNIVERSITY
- Feng Xu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number RE49570
- Issue date Jul 4, 2023
- GP Cellulose GmbH
- Arthur J. Nonni
Information Patent Grant
Dissolving wood pulps and methods of making and using the same
- Patent number 11,661,704
- Issue date May 30, 2023
- GP Cellulose GmbH
- Arthur James Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Odor control pulp composition
- Patent number 11,613,849
- Issue date Mar 28, 2023
- International Paper Company
- Peter M. Froass
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Odor control pulp composition
- Patent number 11,332,886
- Issue date May 17, 2022
- International Paper Company
- Peter M. Froass
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for enhanced oxygen delignification of chemical wood pulps
- Patent number 11,193,237
- Issue date Dec 7, 2021
- Daniel Joseph Nicholson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 11,111,628
- Issue date Sep 7, 2021
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dissolving wood pulps and methods of making and using the same
- Patent number 11,105,042
- Issue date Aug 31, 2021
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for treating pulp
- Patent number 11,072,886
- Issue date Jul 27, 2021
- Kemira Oyj
- Leif Robertsén
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of making paper and paper with modified cellulose pulps
- Patent number 11,047,092
- Issue date Jun 29, 2021
- Suzano S.A.
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical fiber and methods of making and us...
- Patent number 10,865,519
- Issue date Dec 15, 2020
- GP Cellulose GmbH
- Arthur J. Nonni
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 10,731,293
- Issue date Aug 4, 2020
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods of making paper and paper with modified cellulose pulps
- Patent number 10,590,608
- Issue date Mar 17, 2020
- Suzano S.A.
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for reducing pulp viscosity in production of dissolving pulp
- Patent number 10,513,824
- Issue date Dec 24, 2019
- Kemira Oyj
- Leif Robertson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Enhanced catalyst stability for alkaline detergent formulations
- Patent number 10,196,592
- Issue date Feb 5, 2019
- Ecolab USA Inc.
- Joanna A. Pham
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Softwood kraft fiber having an improved α-cellulose content and its...
- Patent number 10,151,064
- Issue date Dec 11, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of making a highly functional, low viscosity kraft fiber usi...
- Patent number 10,138,598
- Issue date Nov 27, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 10,106,927
- Issue date Oct 23, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for delignifying and bleaching pulp
- Patent number 10,006,169
- Issue date Jun 26, 2018
- Evonik Degussa GmbH
- Thomas Dietz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 9,970,158
- Issue date May 15, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes and compositions for brightness improvement in paper prod...
- Patent number 9,932,709
- Issue date Apr 3, 2018
- Ecolab USA Inc.
- Prasad Y. Duggirala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 9,926,666
- Issue date Mar 27, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 9,909,257
- Issue date Mar 6, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods of making paper and paper with modified cellulose pulps
- Patent number 9,828,728
- Issue date Nov 28, 2017
- Fibria Celulose S/A
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modified cellulose from chemical kraft fiber and methods of making...
- Patent number 9,777,432
- Issue date Oct 3, 2017
- GP Cellulose GmbH
- Arthur J. Nonni
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Enhanced catalyst stability in activated peroxygen and/or alkaline...
- Patent number 9,624,119
- Issue date Apr 18, 2017
- Ecolab USA Inc.
- David Dotzauer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for bleaching pulp
- Patent number 9,540,767
- Issue date Jan 10, 2017
- Kemira Oyj
- Tapani Vuorinen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing cellulose nanofibers
- Patent number 9,365,973
- Issue date Jun 14, 2016
- Nippon Paper Industries Co., Ltd.
- Shiho Tsuji
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Bleaching of pulp
- Patent number 9,222,078
- Issue date Dec 29, 2015
- Novozymes A/S
- Lisbeth Kalum
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing modified cellulose pulps, cellulose pulp thus...
- Patent number 9,096,974
- Issue date Aug 4, 2015
- Fibria Celulose S/A
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Xylanase Variants
- Publication number 20250019682
- Publication date Jan 16, 2025
- AB Enzymes OY
- Marja PALOHEIMO
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
OXYGEN BLEACHING METHOD OF PULP
- Publication number 20230272580
- Publication date Aug 31, 2023
- Beijing Forestry University
- Feng XU
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS AND APPARATUS FOR PRODUCING BLEACHED CELLULOSE
- Publication number 20230203751
- Publication date Jun 29, 2023
- Messer Austria GmbH
- Bernhard Thaller
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ODOR CONTROL PULP COMPOSITION
- Publication number 20230009849
- Publication date Jan 12, 2023
- International Paper Company
- PETER M. FROASS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR MANUFACTURING BLEACHED PULP, FEEDSTOCK, AND PACKAGING SY...
- Publication number 20220267957
- Publication date Aug 25, 2022
- WestRock MWV, LLC
- Fritz G. Paulsen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Oxygen Treatment of High Kappa Fibers
- Publication number 20220213648
- Publication date Jul 7, 2022
- GPCP IP Holdings LLC
- Kevin M. Holtman
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
NOVEL DISSOLVING WOOD PULPS AND METHODS OF MAKING AND USING THE SAME
- Publication number 20210355635
- Publication date Nov 18, 2021
- GP CELLULOSE GMBH
- Arthur James NONNI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A COMPOSITION FOR USE AS PEROXIDE STABILIZER
- Publication number 20210355634
- Publication date Nov 18, 2021
- KEMIRA OYJ
- Zhijiao LI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ODOR CONTROL PULP COMPOSITION
- Publication number 20200385928
- Publication date Dec 10, 2020
- International Paper Company
- PETER M. FROASS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MODIFIED CELLULOSE FROM CHEMICAL KRAFT FIBER AND METHODS OF MAKING...
- Publication number 20200347550
- Publication date Nov 5, 2020
- GP Cellulose GMbH
- Arthur J. NONNI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
A CELLULOSE PAPER COMPOSITE AND PROCESS FOR PREPARATION THEREOF
- Publication number 20200340182
- Publication date Oct 29, 2020
- Council of Scientific and Industrial Research
- Kadhiravan Shanmuganathan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS OF MAKING PAPER AND PAPER WITH MODIFIED CELLULOSE PULPS
- Publication number 20200173112
- Publication date Jun 4, 2020
- Suzano S.A.
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A process for treating pulp
- Publication number 20190186075
- Publication date Jun 20, 2019
- KEMIRA OYJ
- Leif ROBERTSÉN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR ENHANCED OXYGEN DELIGNIFICATION OF CHEMICAL WOOD PULPS
- Publication number 20190078258
- Publication date Mar 14, 2019
- Solenis Technologies, L.P.
- Daniel Joseph Nicholson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MODIFIED CELLULOSE FROM CHEMICAL KRAFT FIBER AND METHODS OF MAKING...
- Publication number 20190024308
- Publication date Jan 24, 2019
- GP Cellulose GMbH
- Arthur J. NONNI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ODOR CONTROL PULP COMPOSITION
- Publication number 20180274172
- Publication date Sep 27, 2018
- International Paper Company
- PETER M. FROASS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for reducing pulp viscosity in production of dissolving pulp
- Publication number 20180163344
- Publication date Jun 14, 2018
- KEMIRA OYJ
- Leif Robertsen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Softwood Kraft Fiber Having an Improved A-Cellulose Content and its...
- Publication number 20160002849
- Publication date Jan 7, 2016
- GP Cellulose GMbH
- Arthur J. NONNI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESSES AND COMPOSITIONS FOR BRIGHTNESS IMPROVEMENT IN PAPER PROD...
- Publication number 20140259458
- Publication date Sep 18, 2014
- Ecolab USA Inc.
- Prasad Y. Duggirala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING CELLULOSE NANOFIBERS
- Publication number 20140238626
- Publication date Aug 28, 2014
- Nippon Paper Industries Co., Ltd.
- Shiho Tsuji
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS OF BLEACHING
- Publication number 20140213436
- Publication date Jul 31, 2014
- CONOPCO INC., D/B/A UNILVER
- RONALD HAGE
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
Bleach Stabilizer Compositions And Methods
- Publication number 20140202646
- Publication date Jul 24, 2014
- Buckman Laboratories International, Inc.
- Donald G. Jenkins
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method And Composition For Enzymatic Treatment Of Fiber For Paperma...
- Publication number 20140069599
- Publication date Mar 13, 2014
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Chemical Activation and Refining of Southern Pine Kraft Fibers
- Publication number 20140000825
- Publication date Jan 2, 2014
- International Paper Company
- ZHENG TAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR IMPROVING CHLORINE DIOXIDE BLEACHING OF PULP
- Publication number 20130269891
- Publication date Oct 17, 2013
- Akzo Nobel Chemicals International B.V.
- Douglas W. Reid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS OF BLEACHING
- Publication number 20130260986
- Publication date Oct 3, 2013
- Conopco Inc.
- RONALD HAGE
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
PROCESS FOR PRODUCING MODIFIED CELLULOSE PULPS, CELLULOSE PULP THUS...
- Publication number 20130228297
- Publication date Sep 5, 2013
- FIBRIA CELULOSE S/A
- Romolo Ranocchia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CONTROL OF ENZYMES IN THE PRODUCTION OF PULP
- Publication number 20130164814
- Publication date Jun 27, 2013
- KEMIRA OYJ
- Tiina Sarja
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Silicate Free Refiner Bleaching
- Publication number 20130126109
- Publication date May 23, 2013
- Buckman Laboratories International, Inc.
- Shuyu Wang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method And Composition For Enzymatic Treatment Of Fiber For Paperma...
- Publication number 20130105100
- Publication date May 2, 2013
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Use of compounds accelerating or improving the efficiency of the processes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Oxygen bleaching method of pulp

Modified cellulose from chemical kraft fiber and methods of making...

Dissolving wood pulps and methods of making and using the same

Odor control pulp composition

Odor control pulp composition

Method for enhanced oxygen delignification of chemical wood pulps

Modified cellulose from chemical kraft fiber and methods of making...

Dissolving wood pulps and methods of making and using the same

Process for treating pulp

Methods of making paper and paper with modified cellulose pulps

Modified cellulose from chemical fiber and methods of making and us...

Modified cellulose from chemical kraft fiber and methods of making...

Methods of making paper and paper with modified cellulose pulps

Method for reducing pulp viscosity in production of dissolving pulp

Enhanced catalyst stability for alkaline detergent formulations

Softwood kraft fiber having an improved α-cellulose content and its...

Method of making a highly functional, low viscosity kraft fiber usi...

Modified cellulose from chemical kraft fiber and methods of making...

Method for delignifying and bleaching pulp

Modified cellulose from chemical kraft fiber and methods of making...

Processes and compositions for brightness improvement in paper prod...

Modified cellulose from chemical kraft fiber and methods of making...

Modified cellulose from chemical kraft fiber and methods of making...

Methods of making paper and paper with modified cellulose pulps

Modified cellulose from chemical kraft fiber and methods of making...

Enhanced catalyst stability in activated peroxygen and/or alkaline...

Method for bleaching pulp

Method for producing cellulose nanofibers

Bleaching of pulp

Process for producing modified cellulose pulps, cellulose pulp thus...

Patents Applicationslast 30 patents

Xylanase Variants

OXYGEN BLEACHING METHOD OF PULP

PROCESS AND APPARATUS FOR PRODUCING BLEACHED CELLULOSE

ODOR CONTROL PULP COMPOSITION

METHOD FOR MANUFACTURING BLEACHED PULP, FEEDSTOCK, AND PACKAGING SY...

Oxygen Treatment of High Kappa Fibers

NOVEL DISSOLVING WOOD PULPS AND METHODS OF MAKING AND USING THE SAME

A COMPOSITION FOR USE AS PEROXIDE STABILIZER

ODOR CONTROL PULP COMPOSITION

MODIFIED CELLULOSE FROM CHEMICAL KRAFT FIBER AND METHODS OF MAKING...

A CELLULOSE PAPER COMPOSITE AND PROCESS FOR PREPARATION THEREOF

METHODS OF MAKING PAPER AND PAPER WITH MODIFIED CELLULOSE PULPS

A process for treating pulp

METHOD FOR ENHANCED OXYGEN DELIGNIFICATION OF CHEMICAL WOOD PULPS

MODIFIED CELLULOSE FROM CHEMICAL KRAFT FIBER AND METHODS OF MAKING...

ODOR CONTROL PULP COMPOSITION

Method for reducing pulp viscosity in production of dissolving pulp

Softwood Kraft Fiber Having an Improved A-Cellulose Content and its...

PROCESSES AND COMPOSITIONS FOR BRIGHTNESS IMPROVEMENT IN PAPER PROD...

METHOD FOR PRODUCING CELLULOSE NANOFIBERS

PROCESS OF BLEACHING

Bleach Stabilizer Compositions And Methods

Method And Composition For Enzymatic Treatment Of Fiber For Paperma...

Chemical Activation and Refining of Southern Pine Kraft Fibers

PROCESS FOR IMPROVING CHLORINE DIOXIDE BLEACHING OF PULP

PROCESS OF BLEACHING

PROCESS FOR PRODUCING MODIFIED CELLULOSE PULPS, CELLULOSE PULP THUS...

CONTROL OF ENZYMES IN THE PRODUCTION OF PULP

Silicate Free Refiner Bleaching

Method And Composition For Enzymatic Treatment Of Fiber For Paperma...