Cellulose pulp used in paper, comprises water and protonated chitosan on dry basis

NOVELTY – Cellulose pulp comprises 96% of water and 0.05-5% of protonated chitosan on a dry basis. USE – Cellulose pulp used in paper (claimed). ADVANTAGE – The cellulose pulp provides paper without using buffering agent, where the formed paper ensures high absorption or retention for water and oil. DESCRIPTION OF DRAWING(S) – The drawing shows a graphical representation depicting results of total water absorption comparative between conventional paper samples and particulate chitosan paper.

Main Application Field

A97 (Miscellaneous goods not specified elsewhere – including papermaking, gramophone records, detergents, food and oil well applications.); F09 (Paper-making production of cellulose, chemical treatment of wood – including chipboard and fibre-board (D21).)

INVENTORS:

BEPPU MARISA MASUMI
NOGUEITA GRINIA MICHELLE
WESKA RAQUEL FARIAS
MACUMOTO ANDRE COSTA GOMES
CHAR THIAGO BIM

359_QUITOSANA

Patent number: BR200905259-A2

PATENT STATUS:

For information contact Inova Unicamp

FOR ADDITIONAL INFORMATION:

parcerias@inova.unicamp.br

+55 (19) 3521-5207 / 2607