AT348259B - Verfahren zur herstellung eines harnstoff- formaldehyd-bindemittels mit niedrigem gehalt an freiem formaldehyd - Google Patents

Verfahren zur herstellung eines harnstoff- formaldehyd-bindemittels mit niedrigem gehalt an freiem formaldehyd

Info

Publication number
AT348259B
AT348259B AT434374A AT434374A AT348259B AT 348259 B AT348259 B AT 348259B AT 434374 A AT434374 A AT 434374A AT 434374 A AT434374 A AT 434374A AT 348259 B AT348259 B AT 348259B
Authority
AT
Austria
Prior art keywords
manufacturing
binding agent
low free
formaldehyde
content
Prior art date
Application number
AT434374A
Other languages
German (de)
English (en)
Other versions
ATA434374A (de
Inventor
Tadeusz Dr Ing Olszowski
Maria Dipl Ing Maciukiewicz
Krystyna Dipl Ing C Starzynska
Franciszek Ing Chem Pancirsch
Tadeusz Ing Chem Choinski
Original Assignee
Inst Odlewnictwa
Inst Chemii Przemyslowej
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 Inst Odlewnictwa, Inst Chemii Przemyslowej filed Critical Inst Odlewnictwa
Publication of ATA434374A publication Critical patent/ATA434374A/de
Application granted granted Critical
Publication of AT348259B publication Critical patent/AT348259B/de

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Mold Materials And Core Materials (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
AT434374A 1973-05-28 1974-05-27 Verfahren zur herstellung eines harnstoff- formaldehyd-bindemittels mit niedrigem gehalt an freiem formaldehyd AT348259B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL16288173A PL89128B1 (cs) 1973-05-28 1973-05-28

Publications (2)

Publication Number Publication Date
ATA434374A ATA434374A (de) 1978-06-15
AT348259B true AT348259B (de) 1979-02-12

Family

ID=19962791

Family Applications (1)

Application Number Title Priority Date Filing Date
AT434374A AT348259B (de) 1973-05-28 1974-05-27 Verfahren zur herstellung eines harnstoff- formaldehyd-bindemittels mit niedrigem gehalt an freiem formaldehyd

Country Status (6)

Country Link
AT (1) AT348259B (cs)
DD (1) DD112086A5 (cs)
DE (1) DE2400908A1 (cs)
ES (1) ES425769A1 (cs)
IT (1) IT1012844B (cs)
PL (1) PL89128B1 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2474373T3 (en) 2008-08-29 2014-03-10 Basf Se A method of stabilizing subterranean formations with the curable urea-formaldehyde resin

Also Published As

Publication number Publication date
IT1012844B (it) 1977-03-10
DD112086A5 (cs) 1975-03-20
PL89128B1 (cs) 1976-10-30
DE2400908A1 (de) 1974-12-05
ATA434374A (de) 1978-06-15
ES425769A1 (es) 1976-06-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee