GB537813A - Preparation of urea-formaldehyde polymer for papermaking - Google Patents

Preparation of urea-formaldehyde polymer for papermaking

Info

Publication number
GB537813A
GB537813A GB21595/39A GB2159539A GB537813A GB 537813 A GB537813 A GB 537813A GB 21595/39 A GB21595/39 A GB 21595/39A GB 2159539 A GB2159539 A GB 2159539A GB 537813 A GB537813 A GB 537813A
Authority
GB
United Kingdom
Prior art keywords
urea
formaldehyde
composition
polymerization
condensing agent
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
GB21595/39A
Other languages
English (en)
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.)
Brown Co
Original Assignee
Brown Co
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 Brown Co filed Critical Brown Co
Publication of GB537813A publication Critical patent/GB537813A/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
    • 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
    • D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
    • D21H17/50—Acyclic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
GB21595/39A 1938-08-23 1939-07-25 Preparation of urea-formaldehyde polymer for papermaking Expired GB537813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US537813XA 1938-08-23 1938-08-23

Publications (1)

Publication Number Publication Date
GB537813A true GB537813A (en) 1941-07-08

Family

ID=21986490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21595/39A Expired GB537813A (en) 1938-08-23 1939-07-25 Preparation of urea-formaldehyde polymer for papermaking

Country Status (2)

Country Link
BE (1) BE436053A (enrdf_load_stackoverflow)
GB (1) GB537813A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541440A (en) * 1945-07-17 1951-02-13 Ciba Ltd Hardenable binding agent in a stable aqueous form and process of making same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541440A (en) * 1945-07-17 1951-02-13 Ciba Ltd Hardenable binding agent in a stable aqueous form and process of making same

Also Published As

Publication number Publication date
BE436053A (enrdf_load_stackoverflow)

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