DE3162742D1 - Process for the preparation of urea/formaldehyde condensates, and a binder obtained by the process - Google Patents

Process for the preparation of urea/formaldehyde condensates, and a binder obtained by the process

Info

Publication number
DE3162742D1
DE3162742D1 DE8181301556T DE3162742T DE3162742D1 DE 3162742 D1 DE3162742 D1 DE 3162742D1 DE 8181301556 T DE8181301556 T DE 8181301556T DE 3162742 T DE3162742 T DE 3162742T DE 3162742 D1 DE3162742 D1 DE 3162742D1
Authority
DE
Germany
Prior art keywords
urea
preparation
formaldehyde condensates
binder obtained
binder
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
DE8181301556T
Other languages
German (de)
English (en)
Inventor
Domenico Camaioni
Natale Conti
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Application granted granted Critical
Publication of DE3162742D1 publication Critical patent/DE3162742D1/de
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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
    • C09J161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09J161/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C09J161/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
DE8181301556T 1980-04-10 1981-04-09 Process for the preparation of urea/formaldehyde condensates, and a binder obtained by the process Expired DE3162742D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8021287A IT1209203B (it) 1980-04-10 1980-04-10 Collante ureico a basso sviluppo di formaldeide ed alto valore di tack.

Publications (1)

Publication Number Publication Date
DE3162742D1 true DE3162742D1 (en) 1984-04-26

Family

ID=11179572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181301556T Expired DE3162742D1 (en) 1980-04-10 1981-04-09 Process for the preparation of urea/formaldehyde condensates, and a binder obtained by the process

Country Status (5)

Country Link
EP (1) EP0038180B2 (forum.php)
DE (1) DE3162742D1 (forum.php)
GR (1) GR74468B (forum.php)
IT (1) IT1209203B (forum.php)
YU (1) YU41237B (forum.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103131A3 (en) * 1982-09-10 1985-11-06 Borden, Inc. Amino-formaldehyde resins and use thereof in lignocellulosic composites
GB2150939B (en) * 1983-12-09 1987-02-04 Enigma Nv A process for preparing urea-formaldehyde resins
GB8404758D0 (en) * 1984-02-23 1984-03-28 Bip Chemicals Ltd Resin manufacture
GB2192005B (en) * 1986-06-27 1989-12-13 Ciba Geigy Ag Process for the preparation of urea-formaldehyde resins
DD283732A7 (de) * 1988-10-21 1990-10-24 ������@�����`������@ ���@������� k�� Verfahren zur herstellung eines reaktiven harnstoff-formaldehyd-harz-leimes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199543A1 (en) * 1972-09-21 1974-04-12 Nobel Hoechst Chimie U-F resin prodn using two-stage process, - esp for wood chip boards mfr
DE2334380B1 (de) * 1973-07-06 1974-09-05 Basf Ag Verfahren zur Herstellung eines Holzleims
DD139946A3 (de) * 1975-12-22 1980-01-30 Henry Drechsel Verfahren zur herstellung von harnstoff-formaldehyd-harzleimen mit verbesserter kaltklebekraft fuer die spanplattenherstellung
FR2338956A1 (fr) * 1976-01-23 1977-08-19 Ugine Kuhlmann Procede de fabrication de polycondensats uree-formaldehyde presentant une tres grande stabilite au stockage
OA06231A (fr) * 1978-04-07 1981-06-30 Patentes Novedades Sa Procédé de préparation de colles urée-formaldéhyde contenant un sel inorganique.

Also Published As

Publication number Publication date
YU41237B (en) 1986-12-31
YU94281A (en) 1983-06-30
EP0038180B1 (en) 1984-03-21
IT8021287A0 (it) 1980-04-10
IT1209203B (it) 1989-07-16
GR74468B (forum.php) 1984-06-28
EP0038180B2 (en) 1988-05-04
EP0038180A1 (en) 1981-10-21

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Legal Events

Date Code Title Description
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee