Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZELLKOLL GmbH
Original Assignee
ZELLKOLL GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZELLKOLL GmbHfiledCriticalZELLKOLL GmbH
Application grantedgrantedCritical
Publication of FR520103ApublicationCriticalpatent/FR520103A/fr
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
FR520103A1915-12-081920-07-09Procédé pour l'encollage du papier ou du carton
ExpiredFR520103A
(fr)