anionic

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CPC
D21H17/42

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Parent Industries

DTEXTILES PAPER D21Papermaking D21HPULP COMPOSITIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D IMPREGNATING OR COATING OF PAPER TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G PAPER NOT OTHERWISE PROVIDED FOR D21H17/00Non-fibrous material added to the pulp, characterised by its constitution Paper-impregnating material characterised by its constitution

Current Industry

D21H17/42anionic

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Wet laid disposable absorbent structures with high wet strength and...
- Patent number 11,976,421
- Issue date May 7, 2024
- First Quality Tissue, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Light weight linerboard for corrugated board
- Patent number 11,926,128
- Issue date Mar 12, 2024
- Stora Enso Oyj
- Seppo Lampainen
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of producing absorbent structures with high wet strength, ab...
- Patent number 11,725,345
- Issue date Aug 15, 2023
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Inorganic particle composite fiber, method for manufacturing same,...
- Patent number 11,555,270
- Issue date Jan 17, 2023
- Nippon Paper Industries Co., Ltd.
- Moe Fukuoka
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for manufacturing paper, device for manufacturing additive f...
- Patent number 11,459,702
- Issue date Oct 4, 2022
- KURITA WATER INDUSTRIES LTD.
- Jiayi Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacturing a multi-layered paperboard, multi-layered...
- Patent number 11,365,517
- Issue date Jun 21, 2022
- Kemira Oyj
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method to produce a fibrous product comprising microfibrillated cel...
- Patent number 11,326,306
- Issue date May 10, 2022
- Stora Enso Oyj
- Kaj Backfolk
- B32 - LAYERED PRODUCTS
Information Patent Grant
Strength additive system and method for manufacturing a web compris...
- Patent number 11,242,653
- Issue date Feb 8, 2022
- Kemira Oyj
- Logan Jackson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for increasing the strength properties of a paper or board p...
- Patent number 11,214,927
- Issue date Jan 4, 2022
- Kemira Oyj
- Mikko Virtanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Surface treatment composition, its use and a method for producing p...
- Patent number 11,208,766
- Issue date Dec 28, 2021
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Absorbent structures with high wet strength, absorbency, and softness
- Patent number 10,982,392
- Issue date Apr 20, 2021
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper strength improving polymer composition and additive system, u...
- Patent number 10,914,038
- Issue date Feb 9, 2021
- Kemira Oyj
- Chen Lu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacture of paper, board or the like and use of the c...
- Patent number 10,787,768
- Issue date Sep 29, 2020
- Kemira Oyj
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and treatment system for making of paper
- Patent number 10,767,317
- Issue date Sep 8, 2020
- Kemira Oyj
- Josep Lluis Bisbal
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dry strength agent composition and method for enhancing the dry str...
- Patent number 10,704,201
- Issue date Jul 7, 2020
- Ecolab USA Inc.
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compositions and methods for improving properties of lignocellulosi...
- Patent number 10,597,824
- Issue date Mar 24, 2020
- Solenis Technologies, L.P.
- Cecil Coutinho
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polymer product in particle form and its use
- Patent number 10,590,604
- Issue date Mar 17, 2020
- Kemira Oyj
- Asko Karppi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of producing absorbent structures with high wet strength, ab...
- Patent number 10,422,082
- Issue date Sep 24, 2019
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Composition for use as a paper strength agent
- Patent number 10,378,154
- Issue date Aug 13, 2019
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dispersion for producing abrasion-resistant surfaces
- Patent number 10,113,269
- Issue date Oct 30, 2018
- Kronoplus Technical AG
- Dieter Dohring
- B44 - DECORATIVE ARTS
Information Patent Grant
Method for producing corrugated cardboard
- Patent number 10,047,480
- Issue date Aug 14, 2018
- BASF SE
- Matthew Buchan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Crumple-resistant security sheet, a method of manufacturing such a...
- Patent number 10,023,998
- Issue date Jul 17, 2018
- ARIOWIGGINS SECURITY
- Henri Rosset
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of increasing drainage performance of a pulp slurry during m...
- Patent number 9,873,982
- Issue date Jan 23, 2018
- Solenis Technologies, L.P.
- John C. Harrington
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High strength paper
- Patent number 9,605,383
- Issue date Mar 28, 2017
- NanoPaper, LLC
- Gangadhar Jogikalmath
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compositions used in paper and methods of making paper
- Patent number 9,556,562
- Issue date Jan 31, 2017
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Copolymer, treatment agent for paper, and treated paper
- Patent number 9,540,470
- Issue date Jan 10, 2017
- Daikin Industries, Ltd.
- Michio Matsuda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Silica-based sols
- Patent number 9,487,917
- Issue date Nov 8, 2016
- Akzo Nobel N.V.
- Michael Persson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing paper, paperboard and cardboard having high dr...
- Patent number 9,206,551
- Issue date Dec 8, 2015
- BASF SE
- Anton Esser
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper
- Patent number 9,139,958
- Issue date Sep 22, 2015
- Akzo Nobel N.V.
- Johan Nyander
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polymer dispersion
- Patent number 9,005,397
- Issue date Apr 14, 2015
- Akzo Nobel N.V.
- Christian Przybyla
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
ADDITIVE COMPOSITIONS FOR PAPERMAKING
- Publication number 20240337070
- Publication date Oct 10, 2024
- Solenis Technologies, L.P.
- Daniel M. Henn
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
- Publication number 20240175212
- Publication date May 30, 2024
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
OIL-RESISTANT AGENT COMPOSITION
- Publication number 20240167226
- Publication date May 23, 2024
- DAIKIN INDUSTRIES, LTD.
- Shun SHIBATA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...
- Publication number 20230407575
- Publication date Dec 21, 2023
- FIRST QUALITY TISSUE, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
STRENGTH IMPROVEMENT VIA SPRAYBOOM APPLICATION
- Publication number 20230313467
- Publication date Oct 5, 2023
- ECOLAB USA INC.
- David Steven JORDAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITION AND METHOD FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE
- Publication number 20230122111
- Publication date Apr 20, 2023
- KEMIRA OYJ
- Kimmo Strengell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A LIGHT WEIGHT LINERBOARD FOR CORRUGATED BOARD
- Publication number 20210268783
- Publication date Sep 2, 2021
- STORA ENSO OYJ
- Seppo Lampainen
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...
- Publication number 20210164166
- Publication date Jun 3, 2021
- STRUCTURED I, LLC
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A METHOD TO PRODUCE A FIBROUS PRODUCT COMPRISING MICROFIBRILLATED C...
- Publication number 20210095424
- Publication date Apr 1, 2021
- STORA ENSO OYJ
- Kaj Backfolk
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for manufacturing a multi-layered paperboard, multi-layered...
- Publication number 20210002830
- Publication date Jan 7, 2021
- KEMIRA OYJ
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
STRENGTH ADDITIVE SYSTEM AND METHOD FOR MANUFACTURING A WEB COMPRIS...
- Publication number 20200087859
- Publication date Mar 19, 2020
- Logan JACKSON
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR INCREASING THE STRENGTH PROPERTIES OF A PAPER OR BOARD P...
- Publication number 20200080264
- Publication date Mar 12, 2020
- KEMIRA OYJ
- Mikko VIRTANEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
INORGANIC PARTICLE COMPOSITE FIBER, METHOD FOR MANUFACTURING SAME,...
- Publication number 20200056325
- Publication date Feb 20, 2020
- Nippon Paper Industries Co., Ltd.
- Moe FUKUOKA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITIONS AND METHODS FOR IMPROVING PROPERTIES OF LIGNOCELLULOSI...
- Publication number 20190390409
- Publication date Dec 26, 2019
- Solenis Technologies, L.P.
- Cecil Coutinho
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...
- Publication number 20190368129
- Publication date Dec 5, 2019
- James E. Sealey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER STRENGTH IMPROVING POLYMER COMPOSITION AND ADDITIVE SYSTEM, U...
- Publication number 20190249370
- Publication date Aug 15, 2019
- KEMIRA OYJ
- Chen Lu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR MANUFACTURING PAPER, DEVICE FOR MANUFACTURING ADDITIVE F...
- Publication number 20190226148
- Publication date Jul 25, 2019
- KURITA WATER INDUSTRIES LTD.
- Jiayi CHEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for manufacture of paper, board or the like and use of the c...
- Publication number 20190218717
- Publication date Jul 18, 2019
- KEMIRA OYJ
- Matti HIETANIEMI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND TREATMENT SYSTEM FOR MAKING OF PAPER
- Publication number 20190119857
- Publication date Apr 25, 2019
- KEMIRA OYJ
- Josep Lluis Bisbal
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A composition for use as a paper strength agent
- Publication number 20180105988
- Publication date Apr 19, 2018
- KEMIRA OYJ
- Yuping LUO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...
- Publication number 20180058011
- Publication date Mar 1, 2018
- STRUCTURED I, LLC
- James E. SEALEY
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PRODUCTION OF PAPER AND BOARD
- Publication number 20170362776
- Publication date Dec 21, 2017
- BASF SE
- Hans-Joachim HAEHNLE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING CORRUGATED CARDBOARD
- Publication number 20170183821
- Publication date Jun 29, 2017
- BASF SE
- Matthew BUCHAN
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
METHOD OF INCREASING DRAINAGE PERFORMANCE OF A PULP SLURRY DURING M...
- Publication number 20170101740
- Publication date Apr 13, 2017
- SOLENIS TECHNOLOGIES, L.P.
- John C. HARRINGTON
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SYSTEM AND PROCESS FOR IMPROVING PAPER AND PAPER BOARD
- Publication number 20140345817
- Publication date Nov 27, 2014
- Tom Lindström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR THE PRODUCTION OF PAPER
- Publication number 20140174683
- Publication date Jun 26, 2014
- Akzo Nobel N.V.
- Johan Nyander
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITIONS USED IN PAPER AND METHODS OF MAKING PAPER
- Publication number 20140158316
- Publication date Jun 12, 2014
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING PAPER, PAPERBOARD AND CARDBOARD HAVING HIGH DR...
- Publication number 20140102649
- Publication date Apr 17, 2014
- BASF SE
- Anton Esser
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD TO INCREASE DEWATERING, SHEET WET WEB STRENGTH AND WET STREN...
- Publication number 20130306261
- Publication date Nov 21, 2013
- Yulin ZHAO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR IMPROVING PAPERMAKING OR BOARD MAKING PROCESS, USE OF A...
- Publication number 20130299109
- Publication date Nov 14, 2013
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Wet laid disposable absorbent structures with high wet strength and...

Light weight linerboard for corrugated board

Method of producing absorbent structures with high wet strength, ab...

Inorganic particle composite fiber, method for manufacturing same,...

Method for manufacturing paper, device for manufacturing additive f...

Method for manufacturing a multi-layered paperboard, multi-layered...

Method to produce a fibrous product comprising microfibrillated cel...

Strength additive system and method for manufacturing a web compris...

Method for increasing the strength properties of a paper or board p...

Surface treatment composition, its use and a method for producing p...

Absorbent structures with high wet strength, absorbency, and softness

Paper strength improving polymer composition and additive system, u...

Method for manufacture of paper, board or the like and use of the c...

Method and treatment system for making of paper

Dry strength agent composition and method for enhancing the dry str...

Compositions and methods for improving properties of lignocellulosi...

Polymer product in particle form and its use

Method of producing absorbent structures with high wet strength, ab...

Composition for use as a paper strength agent

Dispersion for producing abrasion-resistant surfaces

Method for producing corrugated cardboard

Crumple-resistant security sheet, a method of manufacturing such a...

Method of increasing drainage performance of a pulp slurry during m...

High strength paper

Compositions used in paper and methods of making paper

Copolymer, treatment agent for paper, and treated paper

Silica-based sols

Method for producing paper, paperboard and cardboard having high dr...

Process for the production of paper

Polymer dispersion

Patents Applicationslast 30 patents

ADDITIVE COMPOSITIONS FOR PAPERMAKING

WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...

OIL-RESISTANT AGENT COMPOSITION

WET LAID DISPOSABLE ABSORBENT STRUCTURES WITH HIGH WET STRENGTH AND...

STRENGTH IMPROVEMENT VIA SPRAYBOOM APPLICATION

COMPOSITION AND METHOD FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE

A LIGHT WEIGHT LINERBOARD FOR CORRUGATED BOARD

METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...

A METHOD TO PRODUCE A FIBROUS PRODUCT COMPRISING MICROFIBRILLATED C...

Method for manufacturing a multi-layered paperboard, multi-layered...

STRENGTH ADDITIVE SYSTEM AND METHOD FOR MANUFACTURING A WEB COMPRIS...

METHOD FOR INCREASING THE STRENGTH PROPERTIES OF A PAPER OR BOARD P...

INORGANIC PARTICLE COMPOSITE FIBER, METHOD FOR MANUFACTURING SAME,...

COMPOSITIONS AND METHODS FOR IMPROVING PROPERTIES OF LIGNOCELLULOSI...

METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...

PAPER STRENGTH IMPROVING POLYMER COMPOSITION AND ADDITIVE SYSTEM, U...

METHOD FOR MANUFACTURING PAPER, DEVICE FOR MANUFACTURING ADDITIVE F...

Method for manufacture of paper, board or the like and use of the c...

METHOD AND TREATMENT SYSTEM FOR MAKING OF PAPER

A composition for use as a paper strength agent

METHOD OF PRODUCING ABSORBENT STRUCTURES WITH HIGH WET STRENGTH, AB...

PRODUCTION OF PAPER AND BOARD

METHOD FOR PRODUCING CORRUGATED CARDBOARD

METHOD OF INCREASING DRAINAGE PERFORMANCE OF A PULP SLURRY DURING M...

SYSTEM AND PROCESS FOR IMPROVING PAPER AND PAPER BOARD

PROCESS FOR THE PRODUCTION OF PAPER

COMPOSITIONS USED IN PAPER AND METHODS OF MAKING PAPER

METHOD FOR PRODUCING PAPER, PAPERBOARD AND CARDBOARD HAVING HIGH DR...

METHOD TO INCREASE DEWATERING, SHEET WET WEB STRENGTH AND WET STREN...

METHOD FOR IMPROVING PAPERMAKING OR BOARD MAKING PROCESS, USE OF A...