D21H11/22 - CPC Classification Index

ClassID:

126830 ⎘

D21H11/22 - CPC Classification

Classification description:

Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment; Chemically or biochemically modified fibres cationised

Recent Application in this class:

20190119857

2019-04-25

Method and treatment system for making of paper

20190055694

2019-02-21

METHOD FOR DEHYDRATING DISPERSION OF CHEMICALLY MODIFIED PULP

20190040584

2019-02-07

Use of DIPA-Esterquat Debonder For Tissue And Fluff Pulp Manufacturing

20180282946

2018-10-04

SHEET AND LAMINATE

20170218567

2017-08-03

Method for preparing nanofibrillar cellulose

20130005869

2013-01-03

Cationic microfibrillated plant fibre and manufacturing method for same

18473215

2024-03-05

Preparation method and application of multifunctional intelligent cellulose-based visual label