FR727748A - Process for waterproofing paper and cardboard by treating either the cellulose pulp or the strips or sheets produced - Google Patents

Process for waterproofing paper and cardboard by treating either the cellulose pulp or the strips or sheets produced

Info

Publication number
FR727748A
FR727748A FR727748DA FR727748A FR 727748 A FR727748 A FR 727748A FR 727748D A FR727748D A FR 727748DA FR 727748 A FR727748 A FR 727748A
Authority
FR
France
Prior art keywords
cardboard
strips
treating
cellulose pulp
sheets produced
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Antoine-Cyprien Gillet
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 filed Critical
Application granted granted Critical
Publication of FR727748A publication Critical patent/FR727748A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H21/00—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
    • D21H21/14—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
    • D21H21/16—Sizing or water-repelling agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H17/62—Rosin; Derivatives thereof
FR727748D 1931-02-20 1931-02-20 Process for waterproofing paper and cardboard by treating either the cellulose pulp or the strips or sheets produced Expired FR727748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR727748T 1931-02-20

Publications (1)

Publication Number Publication Date
FR727748A true FR727748A (en) 1932-06-22

Family

ID=9111480

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727748D Expired FR727748A (en) 1931-02-20 1931-02-20 Process for waterproofing paper and cardboard by treating either the cellulose pulp or the strips or sheets produced

Country Status (1)

Country Link
FR (1) FR727748A (en)

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