D21H21/26 - CPC Classification Index

ClassID:

127005 ⎘

D21H21/26 - 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 Agents rendering paper transparent or translucent

Recent Application in this class:

20230212823

TRANSPARENT PAPER OR CARDBOARD SUBSTRATE AND METHOD FOR ITS PRODUCTION

20230203755

FINE FIBROUS CELLULOSE, DISPERSED SOLUTION, SHEET, LAMINATED SHEET, LAMINATE, AND METHOD FOR PRODUCING FINE FIBROUS CELLULOSE

20230151552

MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS

20160153147

Paper with high covering power

20110256362

MODIFIED FIBROUS PRODUCT AND METHOD OF PRODUCING THE SAME

20110139356

Method of manufacturing coating elements and production installation relating thereto

20090305033

Fiber composite material and method for manufacturing the same

20070031658

Low opacity paper masking backing for pressure sensitive tapes

20070006985

Tissue paper with transparent patterns

20060162885

Paper transparentizing agent

20050008836

Method of transparentizing paper substrate and paper assembly with transparentized window