CH251655A - Verfahren zur Herstellung von gegen Wasser widerstandsfähigem Papier. - Google Patents

Verfahren zur Herstellung von gegen Wasser widerstandsfähigem Papier.

Info

Publication number
CH251655A
CH251655A CH251655DA CH251655A CH 251655 A CH251655 A CH 251655A CH 251655D A CH251655D A CH 251655DA CH 251655 A CH251655 A CH 251655A
Authority
CH
Switzerland
Prior art keywords
production
water
resistant paper
resistant
paper
Prior art date
Application number
Other languages
English (en)
Inventor
Limited Tootal Broadhu Company
Original Assignee
Tootal Broadhurst Lee Co Ltd
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 Tootal Broadhurst Lee Co Ltd filed Critical Tootal Broadhurst Lee Co Ltd
Publication of CH251655A publication Critical patent/CH251655A/de

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
    • 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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/57—Polyureas; Polyurethanes
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
CH251655D 1943-09-13 1945-03-19 Verfahren zur Herstellung von gegen Wasser widerstandsfähigem Papier. CH251655A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB251655X 1943-09-13
GB210644X 1944-06-21

Publications (1)

Publication Number Publication Date
CH251655A true CH251655A (de) 1947-11-15

Family

ID=26255091

Family Applications (1)

Application Number Title Priority Date Filing Date
CH251655D CH251655A (de) 1943-09-13 1945-03-19 Verfahren zur Herstellung von gegen Wasser widerstandsfähigem Papier.

Country Status (2)

Country Link
CH (1) CH251655A (de)
GB (1) GB576660A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE934386C (de) * 1949-02-11 1955-10-20 Cassella Farbwerke Mainkur Ag Verfahren zur Veredelung von Papier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE934386C (de) * 1949-02-11 1955-10-20 Cassella Farbwerke Mainkur Ag Verfahren zur Veredelung von Papier

Also Published As

Publication number Publication date
GB576660A (en) 1946-04-15

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