BE756029R - PROCESS FOR THE PREPARATION OF HIGHLY DISPERSE SOLID SUBSTANCES CONSTITUTED BY CROSS-LINKED POLYCONDENSATION PRODUCTS BASED ON UREA AND - Google Patents

PROCESS FOR THE PREPARATION OF HIGHLY DISPERSE SOLID SUBSTANCES CONSTITUTED BY CROSS-LINKED POLYCONDENSATION PRODUCTS BASED ON UREA AND

Info

Publication number
BE756029R
BE756029R BE756029DA BE756029R BE 756029 R BE756029 R BE 756029R BE 756029D A BE756029D A BE 756029DA BE 756029 R BE756029 R BE 756029R
Authority
BE
Belgium
Prior art keywords
urea
preparation
cross
products based
solid substances
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Ciba Geigy
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.)
Publication date
Priority claimed from CH1382969A external-priority patent/CH533143A/en
Application granted granted Critical
Publication of BE756029R publication Critical patent/BE756029R/en

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)
BE756029D 1969-09-12 PROCESS FOR THE PREPARATION OF HIGHLY DISPERSE SOLID SUBSTANCES CONSTITUTED BY CROSS-LINKED POLYCONDENSATION PRODUCTS BASED ON UREA AND BE756029R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1382969A CH533143A (en) 1968-03-21 1969-09-12 Highly disperse crosslinked ureaformaldeh

Publications (1)

Publication Number Publication Date
BE756029R true BE756029R (en) 1971-03-11

Family

ID=4395683

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756029D BE756029R (en) 1969-09-12 PROCESS FOR THE PREPARATION OF HIGHLY DISPERSE SOLID SUBSTANCES CONSTITUTED BY CROSS-LINKED POLYCONDENSATION PRODUCTS BASED ON UREA AND

Country Status (11)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492759A1 (en) * 1980-10-27 1982-04-30 Citroen Sa IMPROVEMENTS RELATING TO ROTARY ASSISTANCE MECHANISMS, IN PARTICULAR FOR VEHICLE STEERING
GB2172894B (en) * 1985-03-29 1989-05-10 Muirhead Data Communications L Melamine/formaldehyde and urea/formaldehyde resinous materials
EP1128405A1 (en) * 2000-02-21 2001-08-29 Cherry GmbH Microswitch module

Also Published As

Publication number Publication date
IT951912B (en) 1973-07-10
DE2044003A1 (en) 1971-03-25
NL149193B (en) 1976-04-15
FR2059767A2 (en) 1971-06-04
DE2044003B2 (en) 1974-07-25
DE2044003C3 (en) 1975-04-10
NL7013493A (en) 1971-03-16
GB1296246A (en) 1972-11-15
JPS492030B1 (en) 1974-01-18
ZA705676B (en) 1971-06-30
ES383547A2 (en) 1973-01-01
NO131936C (en) 1975-08-27
FR2059767B2 (en) 1973-01-12
NO131936B (en) 1975-05-20
SE366050B (en) 1974-04-08

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