ClassID:

126939

D21H17/72 - CPC Classification

Classification description:

Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution; Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic material

Recent Application in this class:
#1
20260146386
2026-05-28

FABRIC RELEASE COMPOSITIONS AND METHODS THEREOF

#2
20260139438
2026-05-21

WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND METHOD OF MAKING THE SAME

#3
20260139435
2026-05-21

HEMP PAPER PACKAGING MATERIAL FOR FOODSTUFF

#4
20260055554
2026-02-26

PULP COMPOSITION

#5
20260028778
2026-01-29

COMPOSITION AND METHOD FOR CONTROLLING VOLATILE FATTY ACID CONTENT IN PULP, PAPER, AND/OR BOARD MAKING PROCESSES

#6
20250242280
2025-07-31

EMULSION FOAM REDUCER FOR WET PROCESSING OF CELLULOSE OR WOOD-BASED PRODUCTS OR IN FOOD PROCESSING

#7
20250230610
2025-07-17

WATER- AND OIL-REPELLENT AGENT

#8
20250215649
2025-07-03

HIGH MOLECULAR WEIGHT GPAM WITH ANIONIC POLYSACCHARIDE PROMOTER

#9
20250137200
2025-05-01

HIGH MOLECULAR WEIGHT GPAM WITH ANIONIC POLYMERIC PROMOTER

#10
20250052008
2025-02-13

RECYCLABLE PAPER OF HIGH WET STRENGTH

#11
20240360626
2024-10-31

FOAM FORMULATIONS FOR APPLICATION OF DRY STRENGTH AGENTS

#12
20240337069
2024-10-10

HEMP PAPER PACKAGING MATERIAL FOR FOODSTUFF

#13
20240318383
2024-09-26

SOFTENER CONCENTRATE, SOFTENER EMULSION, METHOD FOR PRODUCING SOFTENER EMULSION AND ITS USE

#14
20240301627
2024-09-12

TREATED ARTICLE, METHODS OF MAKING THE TREATED ARTICLE, AND DISPERSION FOR USE IN MAKING THE TREATED ARTICLE

#15
20240271366
2024-08-15

Composite Body

#16
20240240404
2024-07-18

UNBLEACHED NATURAL BROWN COPIER PAPER AND PROCESS THEREOF

#17
20240218603
2024-07-04

WET LAID PAPER AND PAPERBOARD PRODUCTS WITH HIGH WET STRENGTH AND METHOD OF MAKING THE SAME

#18
20240093433
2024-03-21

A TREATMENT SYSTEM FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE

#19
20240018722
2024-01-18

Preparation method of tea residue fiber raw materials and application thereof

#20
20240003089
2024-01-04

Treated article, methods of making the treated article, and dispersion for use in making the treated article

#21
20230243103
2023-08-03

NOVEL WATER-SOLUBLE POLYMER COMPLEXES IN THE FORM OF AN INVERSE EMULSION AND USES THEREOF

#22
20220267960
2022-08-25

SACCHARIDE FATTY ACID ESTER LATEX BARRIER COATING COMPOSITIONS

#23
20220243403
2022-08-04

Method of manufacturing sanitary paper for dog feces and sanitary paper manufactured thereby

#24
20220235201
2022-07-28

A METHOD TO PRODUCE A FIBROUS PRODUCT COMPRISING MICROFIBRILLATED CELLULOSE

#25
20220178078
2022-06-09

Treated article, methods of making the treated article, and dispersion for use in making the treated article

#26
20220145541
2022-05-12

Liquid dispersions for acyl halides

#27
20220106739
2022-04-07

METHOD FOR MANUFACTURING INJECTION MOLDING MATERIAL AND INJECTION MOLDING MATERIAL

#28
20210363700
2021-11-25

STARCH COMPOSITE FOR BINDING FIBERS, FIBER STRUCTURE, AND FIBER STRUCTURE-MANUFACTURING APPARATUS

#29
20210310193
2021-10-07

Process for Producing Paper or Paperboard, in Particular Label Paper or Paperboard Suited for Use as Packaging Material for Beverage Containers, and Paper or Paperboard Produced by This Process

#30
20210262170
2021-08-26

Surface sizing agent for papermaking

#31
20210230804
2021-07-29

COMPOSITE POLYMER

#32
20210189659
2021-06-24

Paper strength improving composition, manufacture thereof and use in paper making

#33
20210189656
2021-06-24

Ash retention additive and methods of using the same

#34
20210180259
2021-06-17

PATTERNED LOTION TISSUE

#35
20210162322
2021-06-03

EMULSION FOAM REDUCER FOR WET PROCESSING OF CELLULOSE OR WOOD-BASED PRODUCTS OR IN FOOD PROCESSING

#36
20210047783
2021-02-18

Paper treatment agent

#37
20200290792
2020-09-17

Tissue paper product and tissue paper product package

#38
20200283960
2020-09-10

Zwitterionic imidazolinium surfactant and use in the manufacture of absorbent paper

#39
20200199819
2020-06-25

Manufacture of absorbent paper with low charge density imidazolinium containing debonder compositions

#40
20200140575
2020-05-07

Methods for biobased derivatization of cellulosic surfaces

#41
20190358984
2019-11-28

OPTICAL BRIGHTENING COMPOSITIONS FOR HIGH QUALITY INKJET PRINTING

#42
20190292729
2019-09-26

Modified creping adhesive formulation and creping methods using same

#43
20190249370
2019-08-15

Paper strength improving polymer composition and additive system, use thereof, and manufacture of paper products

#44
20190248997
2019-08-15

Starch suspension for adhesive coatings

#45
20190242065
2019-08-08

Dry strength composition, its use and method for making of paper, board or the like

#46
20190003126
2019-01-03

Method for producing a sizing agent composition, a sizing agent composition and use thereof

#47
20190003123
2019-01-03

Cationic polyetheramine dispersants for preparing papermaking stock

#48
20180355162
2018-12-13

Starch suspension for adhesive coatings

#49
20180334571
2018-11-22

WATER REPELLENT COMBINATIONS

#50
20180313037
2018-11-01

Dispersant for carbon fibers, carbon fiber dispersion composition, and method for manufacturing carbon fiber sheet

#51
20180208817
2018-07-26

Protein adhesives containing an anhydride, carboxylic acid, and/or carboxylate salt compound and their use

#52
20180202109
2018-07-19

Manufacture of absorbent paper with low charge density imidazolinium containing debonder compositions

#53
20180202108
2018-07-19

Zwitterionic imidazolinium surfactant and use in the manufacture of absorbent paper

#54
20180186993
2018-07-05

Aqueous emulsion composition

#55
20180148895
2018-05-31

Surface enhanced pulp fibers at a substrate surface

#56
20180080175
2018-03-22

Increased drainage performance in papermaking systems using microfibrillated cellulose

#57
20180066073
2018-03-08

Methods for biobased derivatization of cellulosic surfaces

#58
20180044857
2018-02-15

Resin particle dispersion, sheet product, and friction plate

#59
20180021698
2018-01-25

Emulsion foam reducer for wet processing of cellulose or woodbased products or in food processing

#60
20170292223
2017-10-12

Wet strengthened fiber products, wet strengthening resins, and methods for making and using same

#61
20170292222
2017-10-12

Strengthening resins for paper products

#62
20170204565
2017-07-20

CREPING ADHESIVES AND METHODS FOR MAKING AND USING SAME

#63
20170101740
2017-04-13

Method of increasing drainage performance of a pulp slurry during manufacture of paper products, and products therefrom

#64
20170058457
2017-03-02

Surface enhanced pulp fibers at a substrate surface

#65
20170037575
2017-02-09

Process for manufacturing paper using a base copolymer that has reacted with an aldehyde as a dry strength, retention, drainage and runnability aid

#66
20170015822
2017-01-19

Nanocellulose-polystyrene composites

#67
20160273166
2016-09-22

Papermaking agent system, method for making a papermaking agent system and its use

#68
20160201266
2016-07-14

COMPOSITE POLYMER

#69
20160160443
2016-06-09

Web of cellulosic fibers comprising an active agent and method for manufacturing a web of cellulosic fibers comprising an active agent

#70
20160153146
2016-06-02

Paper and methods of making paper

#71
20160090696
2016-03-31

Systems and methods for reversing banknote limpness

#72
20160060814
2016-03-03

Use of Micronized Cellulose and Fluorescent Whitening Agent for Surface Treatment of Cellulosic Materials

#73
20160040011
2016-02-11

Strengthening resins for paper products

#74
20160010283
2016-01-14

ENHANCED BULK AND HIGH STRENGTH PAPER

#75
20160010282
2016-01-14

Aqueous emulsion of a sizing agent

#76
20150376837
2015-12-31

Colored aramid paper and process for producing same

#77
20150353755
2015-12-10

Varnish having a microstructure

#78
20150345082
2015-12-03

OPTICAL BRIGHTENING COMPOSITIONS FOR HIGH QUALITY INKJET PRINTING

#79
20150345080
2015-12-03

Method of using an anti-soiling agent composition

#80
20150330025
2015-11-19

Hydrophobic paper or cardboard with self-assembled nanoparticles and method for the production thereof

#81
20150267095
2015-09-24

Protein adhesives containing an anhydride, carboxylic acid, and/or carboxylate salt compound and their use

#82
20150184344
2015-07-02

Mixtures of polyvinylamines and of liquid compositions of cationic amylaceous materials as agents for improving the dry strength of paper and cardboard

#83
20150176210
2015-06-25

Additives for papermaking

#84
20150159329
2015-06-11

Adhesive formulation and creping methods using same

#85
20150136348
2015-05-21

Process for manufacturing paper using a base copolymer that has reacted with an aldehyde as a dry strength, retention, drainage and runnability aid

#86
20150122433
2015-05-07

Creping adhesives and methods for making and using same

#87
20150096699
2015-04-09

Water-resistant/oil-resistant agent for paper

#88
20150068696
2015-03-12

Paperboards having improved bending stiffness and method for making same

#89
20150059998
2015-03-05

Furnish pretreatment to improve paper strength aid performance in papermaking

#90
20150025182
2015-01-22

Process for preparation of stable fatty alcohol emulsion

#91
20140345816
2014-11-27

Method of controlling retention and an intermediate product used in the method

#92
20140311696
2014-10-23

Dispersible articles and methods of making the same

#93
20140243458
2014-08-28

POWDERY HYDROPHILIC POLYMER, METHOD FOR PRODUCING THE SAME, AND FLOCCULATING AGENT USING SAME

#94
20140216672
2014-08-07

MODIFIED FILLER COMPOSITION AND PAPERMAKING PROCESS USING THE SAME

#95
20140174685
2014-06-26

Cellulase composition containing cellulase and papermaking polymers for paper dry strength application

#96
20140158316
2014-06-12

Compositions used in paper and methods of making paper

#97
20140116635
2014-05-01

Methods For Enhancing Paper Strength

#98
20140110073
2014-04-24

Fixative composition, thick stock composition and process for fixating hydrophobic and/or anionic substances on fibres

#99
20130345415
2013-12-26

Methods for biocompatible derivitization of cellulosic surfaces

#100
20130210964
2013-08-15

Composite Polymer

#101
20130186584
2013-07-25

Method for increasing the advantages of starch in pulped cellulosic material in the production of paper and paperboard

#102
20130160958
2013-06-27

Bulk and stiffness enhancement in papermaking

#103
20130139986
2013-06-06

Process for manufacturing paper and board having improved retention and drainage properties

#104
20130133847
2013-05-30

Furnish pretreatment to improve paper strength aid performance in papermaking

#105
20130081771
2013-04-04

Paper and methods of making paper

#106
20120035306
2012-02-09

Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio

#107
20110319313
2011-12-29

Compatible mixtures of anionic and cationic surfactants

#108
20110253333
2011-10-20

Paper making processes and system using enzyme and cationic coagulant combination

#109
20110247775
2011-10-13

Stable and aqueous compositions of polyvinylamines with cationic starch, and utility for papermaking

#110
20100193147
2010-08-05

Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio

#111
20100151255
2010-06-17

Paper articles exhibiting water resistance and method for making same

#112
20100129553
2010-05-27

Optical Brightening Compositions For High Quality Inkjet Printing

#113
20100018660
2010-01-28

Enhanced surface sizing of paper

#114
20100016478
2010-01-21

PAPER SIZE MIXTURES

#115
20090008051
2009-01-08

Wet strength enhancers for paper

#116
20090001627
2009-01-01

LIGNOCELLULOSIC COMPOSITE MATERIAL AND METHOD FOR PREPARING THE SAME

#117
20080314539
2008-12-25

Paper articles exhibiting water resistance and method for making same

#118
20080249230
2008-10-09

Method for Treating Fibrous Substrates

#119
20080248284
2008-10-09

Paper articles exhibiting water resistance and method for making same

#120
20080233385
2008-09-25

Papers providing great fat and oil penetration resistance, and method for the production thereof

#121
20080223216
2008-09-18

Aqueous composition for filter media with enhanced wet burst strength

#122
20080190575
2008-08-14

Lignocellulosic Composite Material and Method for Preparing the Same

#123
20080156449
2008-07-03

Paper articles exhibiting water resistance and method for making same

#124
20070169904
2007-07-26

Chemical softening composition for paper products

#125
20070149696
2007-06-28

Aqueous dispersions of copolymers production thereof and use of the same

#126
20070107865
2007-05-17

Chemical improvement in paper making

#127
20070074641
2007-04-05

Mixtures of solids, consisting of a reactive sizing agent and starch, method for producing said mixtures and use thereof

#128
20070000630
2007-01-04

Crepe facilitating composition

#129
20060260774
2006-11-23

Anionic-cationic polymer blend for surface size

#130
20060249268
2006-11-09

Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio

#131
20060162882
2006-07-27

Water-soluble polymer dispersion, process for producing the same and method of use therefor

#132
20060137844
2006-06-29

Powder composition for paper manufacturing

#133
20060106137
2006-05-18

Paper quality improver

#134
20060102306
2006-05-18

Paper improver

#135
20060076118
2006-04-13

Starch and fiber mixture for papermaking and methods of making paper with the mixture

#136
20060076117
2006-04-13

Latex paper sizing composition

#137
20060075575
2006-04-13

Chemical softening composition for paper products

#138
20060037512
2006-02-23

Alkenylsuccinic anhydride compositions and method for using the same

#139
20060016570
2006-01-26

Soft paper product including beneficial agents

#140
20060009571
2006-01-12

Aqueous polymer dispersions containing alkyldiketenes, methods for the production thereof, and their use

#141
20050221078
2005-10-06

Lignocellulosic composite material and method for preparing the same

#142
20050098288
2005-05-12

Starch and fiber mixture for papermaking and methods of making paper with the mixture

#143
20050085573
2005-04-21

Preparations based on water and/or organic solvents and their use as a finish on flat materials

#144
20050061461
2005-03-24

Production of paper board and cardboard

#145
20050022956
2005-02-03

Anionic-cationic polymer blend for surface size