CA1175970A - Process for the preparation of a tack free urea/formaldehyde resin - Google Patents

Process for the preparation of a tack free urea/formaldehyde resin

Info

Publication number
CA1175970A
CA1175970A CA000382882A CA382882A CA1175970A CA 1175970 A CA1175970 A CA 1175970A CA 000382882 A CA000382882 A CA 000382882A CA 382882 A CA382882 A CA 382882A CA 1175970 A CA1175970 A CA 1175970A
Authority
CA
Canada
Prior art keywords
urea
formaldehyde
resin
viscosity
mole ratio
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
CA000382882A
Other languages
English (en)
French (fr)
Inventor
Amadeo Gil Cebrian
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.)
Patentes y Novedades SA
Original Assignee
Patentes y Novedades SA
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 Patentes y Novedades SA filed Critical Patentes y Novedades SA
Application granted granted Critical
Publication of CA1175970A publication Critical patent/CA1175970A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
CA000382882A 1980-08-18 1981-07-30 Process for the preparation of a tack free urea/formaldehyde resin Expired CA1175970A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES494322A ES8106163A1 (es) 1980-08-18 1980-08-18 Procedimiento de preparacion de una resina ureaformaldehido de baja pegajosidad
ES494,322 1980-08-18

Publications (1)

Publication Number Publication Date
CA1175970A true CA1175970A (en) 1984-10-09

Family

ID=8480971

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000382882A Expired CA1175970A (en) 1980-08-18 1981-07-30 Process for the preparation of a tack free urea/formaldehyde resin

Country Status (8)

Country Link
AR (1) AR226474A1 (no)
AT (1) AT387226B (no)
CA (1) CA1175970A (no)
DE (1) DE3132280A1 (no)
ES (1) ES8106163A1 (no)
MX (1) MX158011A (no)
NO (1) NO156980C (no)
SE (1) SE450385B (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD283732A7 (de) * 1988-10-21 1990-10-24 ������@�����`������@ ���@������� k�� Verfahren zur herstellung eines reaktiven harnstoff-formaldehyd-harz-leimes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT951962B (it) * 1971-12-27 1973-07-10 Sir Soc Italiana Resine Spa Procedimento per la preparazione di resine da urea e formaldeide
US3994850A (en) * 1976-01-05 1976-11-30 Champion International Corporation Modified urea-formaldehyde resin adhesive
OA06231A (fr) * 1978-04-07 1981-06-30 Patentes Novedades Sa Procédé de préparation de colles urée-formaldéhyde contenant un sel inorganique.
DE2825590C2 (de) * 1978-06-10 1983-05-05 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Herstellung von wärmehärtbaren Harnstoff-Formaldehyd-Harzen und deren Verwendung

Also Published As

Publication number Publication date
AR226474A1 (es) 1982-07-15
SE450385B (sv) 1987-06-22
ATA330081A (de) 1988-05-15
AT387226B (de) 1988-12-27
ES494322A0 (es) 1981-08-01
ES8106163A1 (es) 1981-08-01
DE3132280A1 (de) 1982-06-16
NO156980C (no) 1987-12-30
NO156980B (no) 1987-09-21
NO812759L (no) 1982-02-19
SE8104754L (sv) 1982-02-19
MX158011A (es) 1988-12-29

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Legal Events

Date Code Title Description
MKEX Expiry