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HYDROLOID FRANCAIS L
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HYDROLOID FRANCAIS L
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Application filed by HYDROLOID FRANCAIS LfiledCriticalHYDROLOID FRANCAIS L
Application grantedgrantedCritical
Publication of FR604003ApublicationCriticalpatent/FR604003A/en
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
D21H17/20—Macromolecular organic compounds
D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
D21H17/22—Proteins
FR604003D1924-07-261925-07-24
Improvements in the impregnation of paper, cardboard, paper articles and the like
ExpiredFR604003A
(en)