ClassID:

127054

D21H23/64 - CPC Classification

Classification description:

Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added; Addition to the formed paper by contacting paper with a device carrying the material the material being non-fluent at the moment of transfer, e.g. in form of preformed, at least partially hardened coating

Recent Application in this class:
#1
20260015798
2026-01-15

METHOD AND COMPOSITION PROVIDING ENHANCED ALCOHOL BARRIER FOR PAPER PACKAGING APPLICATIONS

#2
20250188679
2025-06-12

STARCH-CELLULOSE COMPOSITE MATERIAL

#3
20240352675
2024-10-24

BARRIER LAYERS COMPRISING NANOCELLULOSE ONTO THE SURFACE OF PAPER OR PAPERBOARD SUBSTRATES AT THE WET END OF A PAPERMAKING PROCESS

#4
20240198646
2024-06-20

SUSTAINABLE AIR CUSHION OR MAILER

#5
20240167227
2024-05-23

BARRIER COATINGS APPLIED TO NANOCELLULOSE-COATED PAPER AND PAPERBOARD

#6
20230212825
2023-07-06

A PACKAGING MATERIAL FOR PACKAGING OF LIQUID AND FOOD

#7
20230084783
2023-03-16

Method for manufacturing two-sided laminated cardboard, as well as two-sided laminated cardboard manufactured by such a method

#8
20220333309
2022-10-20

Coated Film For Laminating Substrates Made From Biodegradable Materials

#9
20220251783
2022-08-11

Starch-cellulose composite material

#10
20210363701
2021-11-25

Method for the production of a coated paper, paperboard or film and a coated paper, paperboard or film

#11
20210340709
2021-11-04

METHOD FOR PRODUCING SHEET FOR HEAT-INSULATING FOAMED PAPER CONTAINER

#12
20190390411
2019-12-26

Decor paper for laminates

#13
20130032302
2013-02-07

Creping methods using pH-modified creping adhesive compositions

#14
20110186712
2011-08-04

Materials having a textured surface and methods for producing same

#15
20080268203
2008-10-30

Materials having a textured surface and methods for producing same

#16
20080083369
2008-04-10

PROCESS AND APPARATUS FOR MANUFACTURING FIBER AND FIBER SHEET CARRYING SOLID PARTICLES AND FIBER AND FIBER SHEET CARRYING SOLID PARTICLES

#17
20080044618
2008-02-21

Method and Apparatus for Coating a Substrate and Printed Matter

#18
20070199671
2007-08-30

Formulations for high speed print processing

#19
20070148365
2007-06-28

Process and apparatus for coating paper

#20
20060165886
2006-07-27

Method for producing a continuous thermoplastic coating and articles constructed therefrom

#21
20050167132
2005-08-04

Electrostatic coating device with insulated grounding electrode

#22
20050123777
2005-06-09

Method for forming a film, by using electrostatic forces

#23
20050123731
2005-06-09

Process and apparatus for manufacturing fiber and fiber sheet carrying solid particles and fiber and fiber sheet carrying solid particles

#24
20050123678
2005-06-09

Method for coating a surface of a continuous web with a coating powder

#25
20050118348
2005-06-02

Method for simultaneously powder coating both surfaces of a continuous web

#26
20050118347
2005-06-02

Method for electrostatic coating of a paper web