ClassID:

126919

D21H17/53 - CPC Classification

Classification description:

Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution; Macromolecular organic compounds; Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds Polyethers; Polyesters

Recent Application in this class:
#1
20260022245
2026-01-22

Compositions for Fibreboards with Enhanced Properties Upon Fast-Curing at Low Temperature

#2
20250361679
2025-11-27

REPELLENT

#3
20250146228
2025-05-08

RESIN-IMPREGNATED DECORATIVE PAPER AND RESIN-IMPREGNATED DECORATIVE PANEL

#4
20250137203
2025-05-01

PACKAGE MATERIAL AND METHOD OF PRODUCING A PACKAGE MATERIAL

#5
20250043514
2025-02-06

METHOD FOR PRODUCING INSULATION PRODUCTS BASED ON MINERAL FIBRES OR ORGANIC FIBRES OF NATURAL ORIGIN

#6
20240407430
2024-12-12

CIGARETTE FILTER INCLUDING LYOCELL TOW

#7
20240400280
2024-12-05

THERMOPLASTIC-IMPREGNATED CELLULOSIC NONWOVEN AS A COMPOSTABLE FILTER MATERIAL FOR LIQUIDS

#8
20240360626
2024-10-31

FOAM FORMULATIONS FOR APPLICATION OF DRY STRENGTH AGENTS

#9
20240352677
2024-10-24

MOLDED ARTICLE COMPRISING PULP AND BIODEGRADABLE RESIN, METHOD FOR MANUFACTURING SAME, AND COMPOSITION FOR MOLDING

#10
20240309295
2024-09-19

COMPOSITIONS AND METHODS OF USE FOR MACHINE WAREWASHING, BOTTLE WASHING, AND PULP ANTIFOAMING APPLICATIONS

#11
20240158987
2024-05-16

Transfer material for sublimation printing based on paper as the carrier, with an ink blocking function

#12
20230416957
2023-12-28

POLYESTER STAPLE YARN FOR WET NON-WOVEN FABRIC, WET NON-WOVEN FABRIC COMPRISING SAME, AND PREPARATION METHOD THEREFOR

#13
20230407572
2023-12-21

IMPREGNATED CORE PAPER FOR DECORATIVE LAMINATE

#14
20230395815
2023-12-07

Gas diffusion layer for proton exchange membrane fuel cell and preparation method thereof

#15
20230383108
2023-11-30

PROCESS FOR PRODUCTION OF CELLULOSE PARTICLES

#16
20230356895
2023-11-09

Siplid for a container having a twisting effect, and method for manufacturing such siplid

#17
20230116888
2023-04-13

BINDING MATERIAL AND METHOD FOR MANUFACTURING MOLDED BODY

#18
20220205183
2022-06-30

Suspensions including cellulose nanofibril and polyester

#19
20220010081
2022-01-13

BINDER, AND APPARATUS AND METHOD FOR FORMING FIBER-BASED ITEM

#20
20210301469
2021-09-30

FIBER-FORMED BODY PRODUCING RAW MATERIAL AND FIBER-FORMED BODY PRODUCING METHOD

#21
20210254285
2021-08-19

CELLULOSE MATERIALS AND METHODS OF MAKING AND USING THE SAME

#22
20210214895
2021-07-15

Method for producing paper

#23
20210164167
2021-06-03

FIBER ASSEMBLY-FORMING METHOD, FIBER ASSEMBLY-FORMING APPARATUS, AND SHEET

#24
20210164162
2021-06-03

METHOD AND APPARATUS FOR MANUFACTURING FIBER MOLDED ARTICLE, AND BINDING RAW MATERIAL AND METHOD FOR MANUFACTURING THE SAME

#25
20210163198
2021-06-03

BIODEGRADABLE AND COMPOSTABLE FOOD PACKAGING UNIT FROM A MOULDED PULP MATERIAL, AND METHOD FOR MANUFACTURING SUCH FOOD PACKAGING UNIT

#26
20200399835
2020-12-24

Prepeg with improved flatness

#27
20200385930
2020-12-10

Fiber body forming method and sheet

#28
20200318292
2020-10-08

Method of manufacturing of a foam-formed cellulosic fibre-material, a bulk sheet and a laminated packaging material comprising the cellulosic fibre-material

#29
20200318289
2020-10-08

Inline dilution of microfibrillated cellulose

#30
20200181849
2020-06-11

IMPROVED PULP DISPOSABLE TRAY

#31
20200173111
2020-06-04

Pulp mixture

#32
20200131279
2020-04-30

Thickener, composition, and sheet

#33
20200123708
2020-04-23

REINFORCED PAPER, METHOD OF MAKING A REINFORCED PAPER, AND ARTICLE COMPRISING A REINFORCED PAPER

#34
20200080262
2020-03-12

SHEET MANUFACTURING BINDING MATERIAL, RECEIVING CONTAINER, SHEET, AND SHEET MANUFACTURING APPARATUS

#35
20200062929
2020-02-27

Cellulose/polysaccharide composites

#36
20200002895
2020-01-02

Method of manufacturing a toilet paper

#37
20190376011
2019-12-12

NONWOVEN MATERIAL FOR CLEANING AND SANITIZING SURFACES

#38
20190292729
2019-09-26

Modified creping adhesive formulation and creping methods using same

#39
20190217265
2019-07-18

Surfactant composition

#40
20190100881
2019-04-04

Binder, sheet manufacturing apparatus, sheet manufacturing method, and sheet

#41
20190100879
2019-04-04

Polyalkylene glycol based reagent with aldehyde end groups suitable for making cellulosic fibers with modified morphology

#42
20190078262
2019-03-14

Lotion treated through-air dried tissue

#43
20190071822
2019-03-07

Tissue comprising a softening composition

#44
20190062998
2019-02-28

Cellulose materials and methods of making and using same

#45
20180313036
2018-11-01

Composite material comprising bio-filler and specific polymer

#46
20180258591
2018-09-13

Fluff dryer machine drainage aid

#47
20180223479
2018-08-09

DUAL FUNCTION REAGENT, TRANSFER FIBERS, TRANSFER LAYER, AND ABSORBENT ARTICLES

#48
20180222169
2018-08-09

Pressed laminate panel with a single layer elastomerick treated paper

#49
20180169892
2018-06-21

Sheet manufacturing apparatus, sheet manufacturing method, resin powder, and sheet

#50
20180112335
2018-04-26

Chemical method and system for the manufacture of fibrous yarn

#51
20180094388
2018-04-05

Fibrous structures comprising a surface softening composition

#52
20170356134
2017-12-14

Binder compositions for making crosslinked cellulose fiber

#53
20170335516
2017-11-23

Sheet manufacturing apparatus

#54
20170198438
2017-07-13

Sheet manufacturing apparatus and sheet manufacturing method

#55
20170080397
2017-03-23

Dispersant, dispersion composition, and fibrous sheet

#56
20170067208
2017-03-09

Method of making a thermoplastic fiber composite material and web

#57
20160355961
2016-12-08

Method for producing a wet-laid nonwoven fabric

#58
20160326696
2016-11-10

Sheet manufacturing apparatus and sheet manufacturing method

#59
20160312410
2016-10-27

Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process

#60
20160230338
2016-08-11

Sheet manufacturing apparatus and sheet manufacturing method

#61
20160215455
2016-07-28

Dispersion for producing abrasion-resistant surfaces

#62
20160153143
2016-06-02

Medical nonwoven fabric, and preparation method thereof

#63
20160051920
2016-02-25

Filter material for air filter, method for manufacturing same, and air filter provided with same

#64
20160002860
2016-01-07

Method of applying fugitive hydrophobic treatment to tissue product

#65
20150305814
2015-10-29

Online treated sealable and peelable medical paper for medical sterilization packaging

#66
20150292145
2015-10-15

Random mat, shaped product of fiber reinforced composite material, and carbon fiber mat

#67
20150204018
2015-07-23

Polyester for the paper industry

#68
20150152604
2015-06-04

Dimensionally stable paper and production method thereof

#69
20150041088
2015-02-12

Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process

#70
20150017224
2015-01-15

Method for producing a tissue paper sheet material containing an adjuvant substance for the treatment of allergic rhinitis, and the product obtained

#71
20150001148
2015-01-01

Filter Media

#72
20140335367
2014-11-13

Composition and recording sheet with improved optical properties

#73
20140327504
2014-11-06

Cellulose based electrically insulating material

#74
20140311696
2014-10-23

Dispersible articles and methods of making the same

#75
20140083636
2014-03-27

SHEET OF VEGETABLE WOOL FIBER IMPREGNATED WITH AN EXPOXIDIZED VEGETABLE OIL

#76
20140061554
2014-03-06

Composite material comprising bio-filler and specific polymer

#77
20140027079
2014-01-30

Glycerol-based polymers for reducing deposition of organic contaminants in papermaking processes

#78
20130081770
2013-04-04

METHOD FOR MANUFACTURING ECO-FRIENDLY INORGANIC PAPER

#79
20130045392
2013-02-21

METHOD FOR PREPARING HYDROPHOBIZED BIOMATERIALS, HYDROPHOBIZED BIOMATERIALS AS OBTAINED AND USES THEREOF

#80
20120312490
2012-12-13

Powder composition and use thereof for paper production

#81
20120302120
2012-11-29

SHORT CUT MICROFIBERS

#82
20120279421
2012-11-08

Water stable compositions and articles comprising starch and methods of making the same

#83
20120273145
2012-11-01

Organopolysilicone polyether drainage aid

#84
20120270458
2012-10-25

MEDICAL NONWOVEN FABRIC, AND PREPARATION METHOD THEREOF

#85
20120255694
2012-10-11

Soft creped tissue having slow wet out time

#86
20120255693
2012-10-11

Soft creped tissue

#87
20120216976
2012-08-30

PAPER LAMINATES COMPRISING TUNGSTEN TREATED TITANIUM DIOXIDE HAVING IMPROVED PHOTOSTABILITY

#88
20120216709
2012-08-30

WATER STABLE FIBERS AND ARTICLES COMPRISING STARCH, AND METHODS OF MAKING THE SAME

#89
20120208952
2012-08-16

Method for Deaerating Liquids

#90
20120107511
2012-05-03

Method Of Applying Fugitive Hydrophobic Treatment To Tissue Product

#91
20120095146
2012-04-19

Waterborne coating composition comprising a polyester and a metal salt of a fatty acid

#92
20120090800
2012-04-19

Composite intermediate, method for forming same, and use of the composite intermediate

#93
20110300376
2011-12-08

REINFORCEMENT OF PAPER PULP-BASED MATERIALS USING A REACTIVE ALKYD OLIGOMER CAPABLE OF FORMING A REPROCESSABLE REINFORCEMENT RESIN IN SITU

#94
20110244258
2011-10-06

Methods for manufacturing recyclable and repulpable packaging materials

#95
20110213053
2011-09-01

NEW-TYPE PAPERMAKING WET-END DEFOAMER

#96
20110180226
2011-07-28

Method for increasing glueability of paper or paperboard

#97
20110146928
2011-06-23

PAPERS FOR LIQUID ELECTROPHOTOGRAPHIC PRINTING AND METHOD FOR MAKING SAME

#98
20110114904
2011-05-19

Composition for treatment of fiber materials by exhaust method in particular

#99
20100279061
2010-11-04

METHOD OF FABRICATING A REINFORCED MEDIUM FOR ABRASIVE-COATED GRINDING MATERIAL, AND ABRASIVE-COATED GRINDING MATERIAL OBTAINED THEREFROM

#100
20100096096
2010-04-22

USE OF AN ADDITIVE FOR THE PRODUCTION OF DECORATIVE PAPER

#101
20100059191
2010-03-11

HEAT, GREASE, AND CRACKING RESISTANT RELEASE PAPER AND PROCESS FOR PRODUCING THE SAME

#102
20100055063
2010-03-04

Polymeric alkoxyglyceryl dimer polyester softteners

#103
20090317549
2009-12-24

Composition and recording sheet with improved optical properties

#104
20090260769
2009-10-22

METHOD FOR TREATING CELLULOSE-CONTAINING FIBERS OR PLANAR STRUCTURES CONTAINING CELLULOSE-CONTAINING FIBERS

#105
20090250182
2009-10-08

Papermaking Method and Papermaking System

#106
20090014141
2009-01-15

Papers for liquid electrophotographic printing and method for making same

#107
20080302498
2008-12-11

Process for incorporating poorly substantive paper modifying agents into a paper sheet via wet end addition

#108
20080302497
2008-12-11

Paper Product with Increased Relative Wet Tensile Strength and Softness, Method for Production and Use Thereof

#109
20080269100
2008-10-30

Layered Silicate Slurries Having a High Solids Content

#110
20080207867
2008-08-28

Household thin paper

#111
20080169073
2008-07-17

PITCH AND STICKIES CONTROL IN PULP AND PAPERMAKING PROCESSES

#112
20080073617
2008-03-27

Compositions of fluorescent whitening agents

#113
20080044650
2008-02-21

Matte film or sheet

#114
20070233024
2007-10-04

Sanitary Thin Paper and Process for Producing the Same

#115
20070232179
2007-10-04

Nonwoven fibrous structure comprising synthetic fibers and hydrophilizing agent

#116
20070221348
2007-09-27

Aqueous compositions containing perfluoropolyether di-carboxylic salts for the oleo-repellent paper treatment

#117
20070197698
2007-08-23

Fiber-treating agent, short polyester fiber made with the same, and nonwoven fabric

#118
20070082982
2007-04-12

Water stable compositions and articles comprising starch and methods of making the same

#119
20070082981
2007-04-12

Water stable compositions and articles comprising starch and methods of making the same

#120
20070082573
2007-04-12

Water stable fibers and articles comprising starch, and methods of making the same

#121
20070079945
2007-04-12

Water stable fibers and articles comprising starch, and methods of making the same

#122
20070032157
2007-02-08

Dually dispersed fiber construction for nonwoven mats using chopped strands

#123
20070020462
2007-01-25

Paper substrate containing a fluorine containing compound and having enhanced grease-resistance and glueability

#124
20070017648
2007-01-25

Felt and equipment surface conditioner

#125
20060142544
2006-06-29

Polymeric etheramines, their production and use

#126
20060130989
2006-06-22

Tissue products treated with a polysiloxane containing softening composition that are wettable and have a lotiony-soft handfeel

#127
20060102306
2006-05-18

Paper improver

#128
20060068661
2006-03-30

Wiping products having a high equilibrium moisture and a low coefficient of friction

#129
20060027349
2006-02-09

Strength additives for tissue products

#130
20050211402
2005-09-29

Acoustic paper diaphragm and acoustic transducer apparatus

#131
20050196598
2005-09-08

Thermally stable, non-woven, fibrous paper, derivatives thereof, and methods for manufacturing the same

#132
20050181692
2005-08-18

Resin-impregnated substrate

#133
20050136097
2005-06-23

Soft paper-based products

#134
20050006043
2005-01-13

Fibrous structure comprising a fiber flexibilizing agent system

#135
18939596
2025-04-15

Cellulose based biodegradable absorptive filter and method of making

#136
18808127
2024-12-24

Method for making an adsorptive air filter

#137
18665929
2024-10-01

Biodegradable air filter from date palm and method of fabrication thereof