ClassID:

127001

D21H21/18 - page 2 - CPC Classification

Classification description:

Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper Reinforcing agents

Recent Application in this class:
#301
20140345816
2014-11-27

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

#302
20140284011
2014-09-25

Method for increasing the advantages of strength aids in the production of paper and paperboard

#303
20140262093
2014-09-18

Properties of paper materials

#304
20140243458
2014-08-28

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

#305
20140190367
2014-07-10

Galactose-rich polysaccharide, process for the production of the polymer and its applications

#306
20140182800
2014-07-03

Method of increasing paper strength by using natural gums and dry strength agent in the wet end

#307
20140182799
2014-07-03

Method of increasing paper surface strength by using acrylic acid/acrylamide copolymer in a size press formulation containing starch

#308
20140174685
2014-06-26

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

#309
20140144598
2014-05-29

High efficiency disposable cellulosic wiper

#310
20140144466
2014-05-29

Method of cleaning residue from a surface using a high efficiency disposable cellulosic wiper

#311
20140102649
2014-04-17

Method for producing paper, paperboard and cardboard having high dry strength

#312
20140060763
2014-03-06

Aldehyde-functionalized polymers with enhanced stability

#313
20140053996
2014-02-27

Production of paper, card and board

#314
20130292075
2013-11-07

Method for improving strength and retention, and paper product

#315
20130284388
2013-10-31

Process for making a stiffened paper

#316
20130252496
2013-09-26

Fibrous material for heat-sealing packaging suitable for medical use

#317
20130192778
2013-08-01

Filler composition and method of producing composite materials

#318
20130146239
2013-06-13

Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties

#319
20130133847
2013-05-30

Furnish pretreatment to improve paper strength aid performance in papermaking

#320
20130131193
2013-05-23

Process for the production of gel-based composite materials

#321
20130081771
2013-04-04

Paper and methods of making paper

#322
20130062029
2013-03-14

METHOD OF MAKING PAPER

#323
20130059949
2013-03-07

Preflocculation of fillers used in papermaking

#324
20130032445
2013-02-07

Wet friction member and its manufacturing method

#325
20130029105
2013-01-31

High softness, high durability bath tissues with temporary wet strength

#326
20120321807
2012-12-20

Method of making tough, flexible mats

#327
20120311798
2012-12-13

Aqueous sizing compositions for shading in size press applications

#328
20120285644
2012-11-15

FUNCTIONALIZATION OF PAPER COMPONENTS

#329
20120270458
2012-10-25

MEDICAL NONWOVEN FABRIC, AND PREPARATION METHOD THEREOF

#330
20120267064
2012-10-25

Lignosulfonate of a certain quality and method of preparation of lignosulfonate of a certain quality

#331
20120255696
2012-10-11

Process for making a stiffened paper

#332
20120247699
2012-10-04

Glyoxalation of vinylamide polymer

#333
20120244337
2012-09-27

FIBERIZED THERMOSET BINDER AND METHOD OF USING

#334
20120241114
2012-09-27

PROCESS FOR PRODUCTION OF A PAPER OR PAPERBOARD PRODUCT

#335
20120219766
2012-08-30

HIGH STRENGTH SPECIALTY PAPER

#336
20120205065
2012-08-16

Method for producing paper, paperboard and cardboard having high dry strength

#337
20120205064
2012-08-16

Paper based on recycled papers and process for producing thereof

#338
20120199304
2012-08-09

Controllable filler prefloculation using a dual polymer system

#339
20120193055
2012-08-02

Paper substrates useful in wallboard tape applications

#340
20120186764
2012-07-26

Enhanced dry strength and drainage performance by combining glyoxalated acrylamide-containing polymers with cationic aqueous dispersion polymers

#341
20120183861
2012-07-19

SULFOPOLYESTER BINDERS

#342
20120181720
2012-07-19

Wet-Laid process to produce a bound nonwoven article

#343
20120180815
2012-07-19

Method of cleaning residue from a surface using a high efficiency disposable cellulosic wiper

#344
20120156956
2012-06-21

Electrical insulation material

#345
20120152476
2012-06-21

High strength paper

#346
20120136095
2012-05-31

USE OF GRAFTED SMA COPOLYMERS IN LIQUID COMPOSITIONS

#347
20120132382
2012-05-31

Acrylamide-derived cationic copolymers, and uses thereof

#348
20120118523
2012-05-17

Composition and process for increasing the dry strength of a paper product

#349
20120103549
2012-05-03

Papermaking and products made thereby with ionic crosslinked polymeric microparticle

#350
20120103548
2012-05-03

Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking

#351
20120097773
2012-04-26

FIBROUS MATERIALS AND COMPOSITES

#352
20120090800
2012-04-19

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

#353
20120073773
2012-03-29

Method for increasing the dry strength of paper, paperboard, and cardboard

#354
20120067535
2012-03-22

Process for improving paper strength

#355
20120067534
2012-03-22

Process for improving paper strength

#356
20120055642
2012-03-08

IMPROVING THE STRENGTH OF PAPER AND BOARD PRODUCTS

#357
20120040200
2012-02-16

Recording sheet with improved image waterfastness, surface strength, and runnability

#358
20120035306
2012-02-09

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

#359
20120028527
2012-02-02

Ultra Low Formaldehyde Binders for Nonwoven Substrates

#360
20110308752
2011-12-22

Method for producing paper, card and board with high dry strength

#361
20110300376
2011-12-08

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

#362
20110290434
2011-12-01

Pulp composition for paper and solid board production

#363
20110287273
2011-11-24

Method for making a sheet of degradable paper, use of said sheet for making a mandrel defining a roll carrier, degradable paper sheet, and mandrel including at least one of said sheets

#364
20110281487
2011-11-17

GAS BARRIER MOLDED ARTICLE AND METHOD FOR PRODUCING THE SAME

#365
20110281130
2011-11-17

AQUEOUS POLYMER DISPERSION OBTAINED FROM A VINYLAROMATIC COMPOUND, CONJUGATED ALIPHATIC DIENE AND ETHYLENICALLY UNSATURATED ACID

#366
20110277947
2011-11-17

Cellulose nanofilaments and method to produce same

#367
20110272507
2011-11-10

Fibrous materials and composites

#368
20110269217
2011-11-03

HAZARDOUS SUBSTANCE ADSORBING TABLET

#369
20110263814
2011-10-27

Membrane separation process for removing residuals from polyamine-epihalohydrin resins

#370
20110247775
2011-10-13

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

#371
20110226433
2011-09-22

Method of increasing filler content in papermaking

#372
20110224374
2011-09-15

Glyoxalated N-vinylamine

#373
20110220309
2011-09-15

METHOD OF MANUFACTURING RESINOUS PAPERS, RESINOUS PAPERS, AND THEIR USE AS RESINOUS PREFORM BLANKS

#374
20110186253
2011-08-04

Process for making paper

#375
20110155339
2011-06-30

Process for Enhancing Dry Strength of Paper by Treatment with Vinylamine-Containing Polymers and Acrylamide-Containing Polymers

#376
20110146925
2011-06-23

Aldehyde-functionalized polymers with enhanced stability

#377
20110132559
2011-06-09

Process for increasing the dry strength of paper, board and cardboard

#378
20110129645
2011-06-02

Wiping products having enhanced cleaning abilities

#379
20110114275
2011-05-19

RESIN PRECURSOR

#380
20110112224
2011-05-12

Surface application of polymers and polymer mixtures to improve paper strength

#381
20110108225
2011-05-12

Paper substrates useful in wallboard tape applications

#382
20110088861
2011-04-21

Recycling of waste coating color

#383
20110083821
2011-04-14

Glyoxalation of vinylamide polymer

#384
20110081554
2011-04-07

Composition for coating of printing paper

#385
20110061785
2011-03-17

Paper laminates having improved easy clean and abrasion resistance properties

#386
20110056640
2011-03-10

Reactive cationic resins for use as dry and wet strength agents in sulfite ion-containing papermaking systems

#387
20110048660
2011-03-03

Process for the production of paper, board and cardboard having high dry strength

#388
20110027600
2011-02-03

Fiber Bonding Compositions and Methods of Making and Using Same

#389
20100326614
2010-12-30

Cationic copolymers derived from acrylamides and use thereof

#390
20100323163
2010-12-23

SEED CRYSTAL COATING FOR GYPSUM WALLBOARD FACING

#391
20100288457
2010-11-18

Process for improving paper strength

#392
20100282422
2010-11-11

Processes for producing cellulose nanofibers

#393
20100269995
2010-10-28

Sulfopolyesters for paper strength and process

#394
20100263817
2010-10-21

Process for producing tissue products

#395
20100249281
2010-09-30

Use of grafted SMA copolymers in liquid compositions

#396
20100243188
2010-09-30

Aqueous composition containing at least one soluble gelatinized anionic starch

#397
20100240805
2010-09-23

ADHESIVE COMPOSITIONS AND PROCESS FOR PREPARING SAME

#398
20100216934
2010-08-26

GRAFT POLYMER LATEX AND METHOD OF PREPARING

#399
20100200186
2010-08-12

PROCESS FOR PREPARING HIGH STRENGTH PAPER

#400
20100193147
2010-08-05

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

#401
20100186915
2010-07-29

Preparation of aqueous slurries of finely divided fillers and their use for the production of papers having a high filler content and high dry strength

#402
20100186914
2010-07-29

Water-soluble post branched cationic acrylamide polymers and use thereof

#403
20100181038
2010-07-22

Preparation of aqueous slurries of finely divided fillers and their use for the production of papers having a high filler content and high dry strength

#404
20100175842
2010-07-15

High strength paper and process of manufacture

#405
20100159263
2010-06-24

Coating color composition and paper or paperboard coated with it

#406
20100155338
2010-06-24

Method for the cationisation of legume starches, cationic starches thus obtained applications thereof

#407
20100155005
2010-06-24

Paper based on recycled papers and process for producing thereof

#408
20100151164
2010-06-17

Moisture resistant container

#409
20100137126
2010-06-03

MIXED PRODUCT

#410
20100126684
2010-05-27

Method of increasing filler content in papermaking

#411
20100113765
2010-05-06

Galactose-rich polysaccharide, process for the production of the polymer and its applications

#412
20100108279
2010-05-06

Method for producing paper, paperboard and cardboard having high dry strength

#413
20100105272
2010-04-29

Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension

#414
20100086709
2010-04-08

Paper substrate containing a wetting agent and having improved printability

#415
20100078930
2010-04-01

Crumple-resistant security sheet, a method of manufacturing such a sheet, and a security document including such a sheet

#416
20100068544
2010-03-18

Water resistant adhesive and methods of use

#417
20100056717
2010-03-04

One Component Thermoset Latex Composition

#418
20100040825
2010-02-18

FIBROUS STRUCTURES AND METHODS FOR MAKING SAME

#419
20100040794
2010-02-18

PLACENTAL BLOOD EXTRACTOR

#420
20100031618
2010-02-11

High dust holding capacity filter media

#421
20100021662
2010-01-28

METHOD FOR THE PREPARATION OF COATING FORMULATIONS AND PAPERS COATED THEREWITH

#422
20100006249
2010-01-14

Method of producing absorbent sheet with increased wet/dry CD tensile ratio

#423
20090312512
2009-12-17

High molecular weight compact structured polymers, methods of making and using

#424
20090308551
2009-12-17

Absorbent sheet prepared with papermaking fiber and synthetic fiber exhibiting improved wet strength

#425
20090301022
2009-12-10

Process for manufacturing insulated siding

#426
20090297842
2009-12-03

Oil-resistant sheet material

#427
20090267258
2009-10-29

Controllable filler prefloculation using a dual polymer system

#428
20090260152
2009-10-22

PAPER PULP COMPOSITION AND ARTICLE FORMED THEREFROM

#429
20090250181
2009-10-08

Paper comprising PIPD floc and process for making the same

#430
20090226617
2009-09-10

PAPERBOARD FOR USE IN WATER RESISTANT PACKAGING

#431
20090223644
2009-09-10

Web, stampable sheet and stampable sheet expanded product as well as method of producing the same

#432
20090218059
2009-09-03

Salt-sensitive cationic polymeric binders for nonwoven webs and method of making the same

#433
20090197005
2009-08-06

Coated paper for sheet-fed offset printing

#434
20090165975
2009-07-02

Functionalization of paper components

#435
20090145566
2009-06-11

Method for producing high dry strength paper, paperboard or cardboard

#436
20090130416
2009-05-21

Highly Filled Fibrous Veil

#437
20090126890
2009-05-21

Glyoxalated N-vinylamine

#438
20090124151
2009-05-14

Binder compositions for fiber mats, and fiber mats and articles comprising them

#439
20090123736
2009-05-14

REPULPABLE PACKAGING MATERIALS WITH REINFORCEMENT

#440
20090120601
2009-05-14

Papermaking Process

#441
20090107644
2009-04-30

Dry Strength System for the Production of Paper and Board

#442
20090075105
2009-03-19

RESIN COMPOSITION AND USE THEREOF

#443
20090071617
2009-03-19

Methods for improving the tear strength of mats

#444
20090065164
2009-03-12

Cellulose-based fibrous materials

#445
20090065162
2009-03-12

Controllable filler prefloculation using a dual polymer system

#446
20090054858
2009-02-26

Layered sanitary tissue product having trichomes

#447
20090043051
2009-02-12

Modified vinylamine-containing polymers as additives in papermaking

#448
20090020139
2009-01-22

Disposable cellulosic wiper

#449
20090014140
2009-01-15

Paper making compositions and processes using protein particulate, colloidal pigment, and latex polymer combinations

#450
20090001627
2009-01-01

LIGNOCELLULOSIC COMPOSITE MATERIAL AND METHOD FOR PREPARING THE SAME

#451
20080308242
2008-12-18

High solids glyoxalated polyacrylamide

#452
20080308239
2008-12-18

FIBER BLEND HAVING HIGH YIELD AND ENHANCED PULP PERFORMANCE AND METHOD FOR MAKING SAME

#453
20080302494
2008-12-11

Regenerated cotton board material and method of manufacture

#454
20080289786
2008-11-27

Recording sheet with improved image waterfastness, surface strength, and runnability

#455
20080264590
2008-10-30

COMPOSITION FOR INCREASING CELLULOSIC PRODUCT STRENGTH AND METHOD OF INCREASING CELLULOSIC PRODUCT STRENGTH

#456
20080233385
2008-09-25

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

#457
20080223216
2008-09-18

Aqueous composition for filter media with enhanced wet burst strength

#458
20080220187
2008-09-11

Document and method of making document including invisible information for security applications

#459
20080216979
2008-09-11

Paper making process using cationic polyacrylamides and crosslinking compositions for use in same

#460
20080216977
2008-09-11

Wiping products with controlled lint properties

#461
20080207867
2008-08-28

Household thin paper

#462
20080206571
2008-08-28

COATING COMPOSITIONS

#463
20080206541
2008-08-28

Fibrous materials and composites

#464
20080196851
2008-08-21

Method of producing high dry strength paper and cardboard and paper and cardboard thus obtained

#465
20080190575
2008-08-14

Lignocellulosic Composite Material and Method for Preparing the Same

#466
20080160258
2008-07-03

Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension

#467
20080156448
2008-07-03

Method for making paper and cardboard with high dry strength and resulting papers and cardboards

#468
20080149287
2008-06-26

Polyacrylamide-based strengthening agent

#469
20080142436
2008-06-19

Use of an aqueous polymer dispersion as a binding agent for cellulose fibers and for the production of filter materials

#470
20080135195
2008-06-12

Process for producing tissue products

#471
20080093040
2008-04-24

Papermaking additive

#472
20080083519
2008-04-10

Method of producing absorbent sheet with increased wet/dry CD tensile ratio

#473
20080073046
2008-03-27

Process for increasing the basis weight of sheet materials

#474
20080073045
2008-03-27

Tissue products with controlled lint properties

#475
20080066881
2008-03-20

Membrane separation process for removing residuals polyamine-epihalohydrin resins

#476
20080064819
2008-03-13

Glyoxalation of vinylamide polymer

#477
20080051539
2008-02-28

Curable composition

#478
20080047677
2008-02-28

PAPER, IMAGE-RECORDING MATERIAL SUPPORT, AND IMAGE-RECORDING MATERIAL

#479
20080041543
2008-02-21

Process for increasing the basis weight of sheet materials

#480
20080040865
2008-02-21

Fluorescent Whitening Pigments

#481
20080017336
2008-01-24

Process For Preservation Of Cellulosic Materials

#482
20080014814
2008-01-17

Highly filled fibrous veil

#483
20080009596
2008-01-10

Michael addition adducts as additives for paper and papermaking

#484
20080006382
2008-01-10

Binders curable at room temperature with low blocking

#485
20080006381
2008-01-10

Binders curable at room temperature with low blocking

#486
20080000602
2008-01-03

Wiping products having enhanced cleaning abilities

#487
20080000598
2008-01-03

Additive compositions for treating various base sheets

#488
20070295465
2007-12-27

Wiping products having enhanced cleaning abilities

#489
20070292691
2007-12-20

Compostable reinforced paper, method of making same

#490
20070292673
2007-12-20

Inorganic fiber paper

#491
20070284069
2007-12-13

Process for increasing the basis weight of sheet materials

#492
20070272380
2007-11-29

Method of making a paper web containing refined long fiber using a charge controlled headbox

#493
20070269627
2007-11-22

Fibrous structures comprising a region of auxiliary bonding and methods for making same

#494
20070265407
2007-11-15

Fine particle size lime slurries and their production

#495
20070264896
2007-11-15

Embossed fibrous structure product with enhanced absorbency

#496
20070246180
2007-10-25

Tissue products containing triggerable polymeric bonding agents

#497
20070215301
2007-09-20

Method for making a low density multi-ply paperboard with high internal bond strength

#498
20070212970
2007-09-13

Process for manufacturing insulated siding

#499
20070199670
2007-08-30

Sanitary tissue paper, method of producing the same, carton box for sanitary tissue paper, sanitary tissue paper package, interfolder, and apparatus and method of conveying sanitary tissue paper package

#500
20070184205
2007-08-09

PAPERBOARD FOR USE IN WATER RESISTANT PACKAGING

#501
20070178789
2007-08-02

Fiber mat and process making same

#502
20070173155
2007-07-26

Urea-formaldehyde resin binders containing acrylic bi-modal molecular weight solution polymer

#503
20070166524
2007-07-19

Porous carbon electrode substrate and its production method and carbon fiber paper

#504
20070164556
2007-07-19

Security paper highly resistant to double folding and method for making same

#505
20070151686
2007-07-05

Mixing of a protein hydrolysate derived from keratin-containing material in the wet-end of a papermaking process

#506
20070149077
2007-06-28

Latex with isocyanate crosslinker as binder for fibrous substrates

#507
20070144697
2007-06-28

Additive compositions for treating various base sheets

#508
20070137810
2007-06-21

Creping process and products made therefrom

#509
20070137809
2007-06-21

Tissue products containing a polymer dispersion

#510
20070137808
2007-06-21

Treated tissue products having increased strength

#511
20070128418
2007-06-07

Multi-layer security paper

#512
20070119560
2007-05-31

Method for producing paper, paperboard and cardboard

#513
20070068642
2007-03-29

Wax emulsion coating applications

#514
20070056706
2007-03-15

Use of non-thermosetting polyamidoamines as dry-strength resins

#515
20070012412
2007-01-18

Laminate paper having increased pH stability and method of making same

#516
20070009688
2007-01-11

Glass/polymer reinforcement backing for siding and compression packaging of siding backed with glass/polymer

#517
20070004887
2007-01-04

Method for preparing curable composition

#518
20070000629
2007-01-04

Paper towel with superior wiping properties

#519
20060289135
2006-12-28

Moisture resistant container

#520
20060286320
2006-12-21

Targeted reinforcement

#521
20060270801
2006-11-30

Glyoxalated inter-copolymers with high and adjustable charge density

#522
20060249269
2006-11-09

High molecular weight compact structured polymers, methods of making and using

#523
20060249268
2006-11-09

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

#524
20060231228
2006-10-19

Cellulosic composition

#525
20060225855
2006-10-12

Method for the cationisation of legume starches, cationic starches thus obtained applications thereof

#526
20060213630
2006-09-28

Method for making a low density multi-ply paperboard with high internal bond strength

#527
20060191656
2006-08-31

Paper substrates useful in wallboard tape applications

#528
20060191655
2006-08-31

Composite web and process for manufacture from post-industrial scrap

#529
20060183823
2006-08-17

Adhesive composition

#530
20060162886
2006-07-27

Process for improving dry strength and drainage of paper and paperboard

#531
20060159910
2006-07-20

Gloss-coated paper with enhanced runnability and print quality

#532
20060159871
2006-07-20

Paper compositions, imaging methods and methods for manufacturing paper

#533
20060142535
2006-06-29

Reactive cationic resins for use as dry and wet strength agents in sulfite ion-containing papermaking systems

#534
20060130986
2006-06-22

Flexible multi-ply tissue products

#535
20060124261
2006-06-15

Method of making a clothlike pattern densified web

#536
20060116448
2006-06-01

Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides, their preparation and their use

#537
20060102306
2006-05-18

Paper improver

#538
20060086827
2006-04-27

Liquid spray unit, method for spraying liquid using it, and chemical

#539
20060086472
2006-04-27

Soft durable paper product

#540
20060070712
2006-04-06

Absorbent articles comprising thermoplastic resin pretreated fibers

#541
20060032595
2006-02-16

Method of making a paper web containing refined long fiber using a charge controlled headbox and a single ply towel made by the process

#542
20060027349
2006-02-09

Strength additives for tissue products

#543
20060021725
2006-02-02

High strength dimensionally stable core

#544
20060016569
2006-01-26

High strength paperboard and method of making same

#545
20060014884
2006-01-19

Binders curable at room temperature with low blocking

#546
20060005933
2006-01-12

Coated sheet for rotary offset printing

#547
20050252626
2005-11-17

Soft durable tissue

#548
20050230074
2005-10-20

Paper product and method therefor using molten wax suspension

#549
20050221078
2005-10-06

Lignocellulosic composite material and method for preparing the same

#550
20050217817
2005-10-06

Stable wet strength resin

#551
20050196538
2005-09-08

Apparatus and method for applying finishing agents onto a nonwoven web

#552
20050178515
2005-08-18

Strong and dispersible paper products

#553
20050170110
2005-08-04

Coated paper for printing

#554
20050161182
2005-07-28

Paper making process and starch compositions comprising a crosslinking agent for use in same

#555
20050155731
2005-07-21

Process for making abrasion resistant paper and paper and paper products made by the process

#556
20050136779
2005-06-23

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