IT951964B - Procedimento perfezionato per la preparazione di resine da urea e formaldeide - Google Patents

Procedimento perfezionato per la preparazione di resine da urea e formaldeide

Info

Publication number
IT951964B
IT951964B IT32958/71A IT3295871A IT951964B IT 951964 B IT951964 B IT 951964B IT 32958/71 A IT32958/71 A IT 32958/71A IT 3295871 A IT3295871 A IT 3295871A IT 951964 B IT951964 B IT 951964B
Authority
IT
Italy
Prior art keywords
formaldehyde
urea
resins
preparation
perfected process
Prior art date
Application number
IT32958/71A
Other languages
English (en)
Inventor
S Vargiu
G Mazzoleni
U Nistri
Original Assignee
Sir Soc Italiana Resine 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 Sir Soc Italiana Resine Spa filed Critical Sir Soc Italiana Resine Spa
Priority to IT32958/71A priority Critical patent/IT951964B/it
Priority to GB5779672A priority patent/GB1376385A/en
Priority to DE2262197A priority patent/DE2262197C2/de
Priority to CH1851572A priority patent/CH587294A5/xx
Priority to CA159,571A priority patent/CA975493A/en
Priority to ES410027A priority patent/ES410027A1/es
Priority to JP734202A priority patent/JPS5019158B2/ja
Priority to FR7247147A priority patent/FR2166232B1/fr
Priority to YU3249/72A priority patent/YU35373B/xx
Priority to US00318792A priority patent/US3830783A/en
Priority to NLAANVRAGE7217682,A priority patent/NL172665C/xx
Application granted granted Critical
Publication of IT951964B publication Critical patent/IT951964B/it

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
    • 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
    • C08G12/40—Chemically modified polycondensates
    • C08G12/42—Chemically modified polycondensates by etherifying
    • C08G12/421—Chemically modified polycondensates by etherifying of polycondensates based on acyclic or carbocyclic compounds
    • C08G12/422—Chemically modified polycondensates by etherifying of polycondensates based on acyclic or carbocyclic compounds based on urea or thiourea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
IT32958/71A 1971-12-27 1971-12-27 Procedimento perfezionato per la preparazione di resine da urea e formaldeide IT951964B (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
IT32958/71A IT951964B (it) 1971-12-27 1971-12-27 Procedimento perfezionato per la preparazione di resine da urea e formaldeide
GB5779672A GB1376385A (en) 1971-12-27 1972-12-14 Process for the preparation of resins from urea and formaldehyde
CH1851572A CH587294A5 (it) 1971-12-27 1972-12-19
DE2262197A DE2262197C2 (de) 1971-12-27 1972-12-19 Verfahren zur kontinuierlichen Herstellung von Harnstoff-Formaldehyd-Harzen
CA159,571A CA975493A (en) 1971-12-27 1972-12-20 Process for the preparation of resins from urea and formaldehyde
ES410027A ES410027A1 (es) 1971-12-27 1972-12-26 Procedimiento para la preparacion continua de resinas urea-formaldehido en una serie de etapas.
JP734202A JPS5019158B2 (it) 1971-12-27 1972-12-26
FR7247147A FR2166232B1 (it) 1971-12-27 1972-12-26
YU3249/72A YU35373B (en) 1971-12-27 1972-12-27 Ea and formaldehyde process for the continuous preparation of plastics from ur
US00318792A US3830783A (en) 1971-12-27 1972-12-27 Process for the preparation of resins from urea,formaldehyde,methanol and formic acid using three stages
NLAANVRAGE7217682,A NL172665C (nl) 1971-12-27 1972-12-27 Werkwijze voor de continue bereiding van ureum-formaldehydeharsen, alsmede gevormde voorwerpen verkregen volgens deze werkwijze.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT32958/71A IT951964B (it) 1971-12-27 1971-12-27 Procedimento perfezionato per la preparazione di resine da urea e formaldeide

Publications (1)

Publication Number Publication Date
IT951964B true IT951964B (it) 1973-07-10

Family

ID=11236212

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32958/71A IT951964B (it) 1971-12-27 1971-12-27 Procedimento perfezionato per la preparazione di resine da urea e formaldeide

Country Status (11)

Country Link
US (1) US3830783A (it)
JP (1) JPS5019158B2 (it)
CA (1) CA975493A (it)
CH (1) CH587294A5 (it)
DE (1) DE2262197C2 (it)
ES (1) ES410027A1 (it)
FR (1) FR2166232B1 (it)
GB (1) GB1376385A (it)
IT (1) IT951964B (it)
NL (1) NL172665C (it)
YU (1) YU35373B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1570339A (en) 1976-06-23 1980-06-25 Ici Ltd Process for producing aqueous-formaldehyde resin solutions
GB1603431A (en) * 1977-05-24 1981-11-25 British Industrial Plastics Resin manufacture
DE2825590C2 (de) * 1978-06-10 1983-05-05 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Herstellung von wärmehärtbaren Harnstoff-Formaldehyd-Harzen und deren Verwendung
JPS55160011A (en) * 1979-05-31 1980-12-12 Hitachi Chem Co Ltd Apparatus for producing amino resin
DE3046033A1 (de) * 1980-12-06 1982-07-15 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von leimharzen
US4455416A (en) * 1983-07-14 1984-06-19 Sun Chemical Corporation Cyclic urea/glyoxal/polyol condensates and their use in treating textile fabrics and paper
US4536245A (en) * 1983-10-11 1985-08-20 Borden, Inc. Low formaldehyde emission urea-formaldehyde resins containing a melamine additive
GB2192005B (en) * 1986-06-27 1989-12-13 Ciba Geigy Ag Process for the preparation of urea-formaldehyde resins
GB8715305D0 (en) * 1987-06-30 1987-08-05 Ciba Geigy Ag Process
DE3741438A1 (de) * 1987-12-08 1989-06-22 Wolf Dietrich Dipl Schoellhorn Harnstoff-formaldehyd-harz, seine herstellung und seine verwendung
US5110898A (en) * 1988-11-28 1992-05-05 Georgia-Pacific Corporation Method for manufacturing amino-aldehyde compositions
US4960856A (en) * 1988-11-28 1990-10-02 Georgia-Pacific Corporation Urea-formaldehyde compositions and method of manufacture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669551A (en) * 1953-01-09 1954-02-16 Westinghouse Electric Corp Urea-formaldehyde resin and method of making same
CH398530A (de) * 1957-10-30 1966-03-15 Montedison Spa Kontinuierliches Verfahren zur Herstellung von haltbaren konzentrierten wässrigen Harnstoff, Formaldehyd und Harnstoff-Formaldehyd-Kondensationsprodukte enthaltenden Lösungen
US2999847A (en) * 1959-02-16 1961-09-12 American Cyanamid Co Urea and thiourea resinous composition
US3198761A (en) * 1961-04-27 1965-08-03 Hercules Powder Co Ltd Urea-formaldehyde compositions and their manufacture

Also Published As

Publication number Publication date
GB1376385A (en) 1974-12-04
YU324972A (en) 1980-06-30
NL172665C (nl) 1983-10-03
ES410027A1 (es) 1975-12-01
JPS4876990A (it) 1973-10-16
CH587294A5 (it) 1977-04-29
JPS5019158B2 (it) 1975-07-04
NL172665B (nl) 1983-05-02
DE2262197A1 (de) 1973-07-19
DE2262197C2 (de) 1981-12-10
FR2166232A1 (it) 1973-08-10
CA975493A (en) 1975-09-30
US3830783A (en) 1974-08-20
FR2166232B1 (it) 1975-06-20
NL7217682A (it) 1973-06-29
YU35373B (en) 1980-12-31

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