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1. (WO1990003466) MASS TREATMENT OF CELLULOSIC MATERIALS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1990/003466    International Application No.:    PCT/US1989/003623
Publication Date: 05.04.1990 International Filing Date: 23.08.1989
IPC:
C07C 43/11 (2006.01), D21H 25/18 (2006.01)
Applicants: LITHIUM CORPORATION OF AMERICA [US/US]; 449 North Cox Road, Gastonia, NC 28054 (US)
Inventors: KAMIENSKI, Conrad, William; (US).
WEDINGER, Robert, Scott; (US)
Agent: FELLOWS, Charles, C.; FMC Corporation, 2000 Market Street, Philadelphia, PA 19103 (US)
Priority Data:
252,421 30.09.1988 US
Title (EN) MASS TREATMENT OF CELLULOSIC MATERIALS
(FR) TRAITEMENT DE LA PATE DE MATERIAUX CELLULOSIQUES
Abstract: front page image
(EN)This invention provides a process for deacidifying paper by contacting the paper with hydrocarbon or halocarbon solutions of certain magnesium and/or zinc alkoxyalkoxides which may have been treated with carbon dioxide to yield low viscosity solutions.
(FR)La présente invention se rapporte à un procédé de désacidification du papier, lequel consiste à mettre en contact le papier avec des solutions d'hydrocarbure ou de carbone halogéné de certains alkoxyalkoxydes de magnésium et/ou de zinc ayant éventuellement subit un traitement au dioxyde de carbone, en vue de former des solutions de faible viscosité.
Designated States: AU, BB, BG, BR, DK, FI, HU, JP, KR, LK, MC, MG, MW, NO, RO, SD, SU.
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CM, GA, ML, MR, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)