ZA705676B - Process for the manufacture of highly disperse solids consisting of cross-linked urea-formaldehyde polycondensation products - Google Patents

Process for the manufacture of highly disperse solids consisting of cross-linked urea-formaldehyde polycondensation products

Info

Publication number
ZA705676B
ZA705676B ZA705676A ZA705676A ZA705676B ZA 705676 B ZA705676 B ZA 705676B ZA 705676 A ZA705676 A ZA 705676A ZA 705676 A ZA705676 A ZA 705676A ZA 705676 B ZA705676 B ZA 705676B
Authority
ZA
South Africa
Prior art keywords
manufacture
cross
highly disperse
polycondensation products
solids consisting
Prior art date
Application number
ZA705676A
Other languages
English (en)
Inventor
A Renner
Original Assignee
Ciba Ltd
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
Priority claimed from CH1382969A external-priority patent/CH533143A/de
Application filed by Ciba Ltd filed Critical Ciba Ltd
Publication of ZA705676B publication Critical patent/ZA705676B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08J2361/24—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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA705676A 1969-09-12 1970-08-18 Process for the manufacture of highly disperse solids consisting of cross-linked urea-formaldehyde polycondensation products ZA705676B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1382969A CH533143A (de) 1968-03-21 1969-09-12 Verfahren zur Herstellung von hochdispersen, aus vernetzten Harnstoff-Formaldehyd-Polykondensationsprodukten bestehenden Feststoffen

Publications (1)

Publication Number Publication Date
ZA705676B true ZA705676B (en) 1971-06-30

Family

ID=4395683

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA705676A ZA705676B (en) 1969-09-12 1970-08-18 Process for the manufacture of highly disperse solids consisting of cross-linked urea-formaldehyde polycondensation products

Country Status (11)

Country Link
JP (1) JPS492030B1 (de)
BE (1) BE756029R (de)
DE (1) DE2044003C3 (de)
ES (1) ES383547A2 (de)
FR (1) FR2059767B2 (de)
GB (1) GB1296246A (de)
IT (1) IT951912B (de)
NL (1) NL149193B (de)
NO (1) NO131936C (de)
SE (1) SE366050B (de)
ZA (1) ZA705676B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492759A1 (fr) * 1980-10-27 1982-04-30 Citroen Sa Perfectionnements apportes aux mecanismes d'assistance rotative, notamment pour direction de vehicule
GB2172894B (en) * 1985-03-29 1989-05-10 Muirhead Data Communications L Melamine/formaldehyde and urea/formaldehyde resinous materials
EP1128405A1 (de) * 2000-02-21 2001-08-29 Cherry GmbH Mikroschalterbaueinheit

Also Published As

Publication number Publication date
ES383547A2 (es) 1973-01-01
IT951912B (it) 1973-07-10
NO131936C (de) 1975-08-27
FR2059767B2 (de) 1973-01-12
JPS492030B1 (de) 1974-01-18
FR2059767A2 (de) 1971-06-04
NL7013493A (de) 1971-03-16
GB1296246A (de) 1972-11-15
DE2044003B2 (de) 1974-07-25
NL149193B (nl) 1976-04-15
BE756029R (fr) 1971-03-11
SE366050B (de) 1974-04-08
DE2044003C3 (de) 1975-04-10
DE2044003A1 (de) 1971-03-25
NO131936B (de) 1975-05-20

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