BE756029R - Procede de preparation de substances solides hautement dispersees, constituees par des produits de polycondensation reticules a base d'uree etde - Google Patents
Procede de preparation de substances solides hautement dispersees, constituees par des produits de polycondensation reticules a base d'uree etdeInfo
- 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
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)
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 |
---|---|
BE756029R true BE756029R (fr) | 1971-03-11 |
Family
ID=4395683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE756029D BE756029R (fr) | 1969-09-12 | Procede de preparation de substances solides hautement dispersees, constituees par des produits de polycondensation reticules a base d'uree etde |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS492030B1 (fr) |
BE (1) | BE756029R (fr) |
DE (1) | DE2044003C3 (fr) |
ES (1) | ES383547A2 (fr) |
FR (1) | FR2059767B2 (fr) |
GB (1) | GB1296246A (fr) |
IT (1) | IT951912B (fr) |
NL (1) | NL149193B (fr) |
NO (1) | NO131936C (fr) |
SE (1) | SE366050B (fr) |
ZA (1) | ZA705676B (fr) |
Families Citing this family (3)
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 (fr) * | 2000-02-21 | 2001-08-29 | Cherry GmbH | Module à microrupteur |
-
0
- BE BE756029D patent/BE756029R/fr active
-
1970
- 1970-08-12 FR FR707029702A patent/FR2059767B2/fr not_active Expired
- 1970-08-18 ZA ZA705676A patent/ZA705676B/xx unknown
- 1970-08-20 GB GB1296246D patent/GB1296246A/en not_active Expired
- 1970-08-25 NO NO3229/70A patent/NO131936C/no unknown
- 1970-09-04 DE DE2044003A patent/DE2044003C3/de not_active Expired
- 1970-09-10 IT IT53323/70A patent/IT951912B/it active
- 1970-09-11 NL NL707013493A patent/NL149193B/xx not_active IP Right Cessation
- 1970-09-11 SE SE12380/70A patent/SE366050B/xx unknown
- 1970-09-11 ES ES383547A patent/ES383547A2/es not_active Expired
- 1970-09-12 JP JP45079695A patent/JPS492030B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7013493A (fr) | 1971-03-16 |
SE366050B (fr) | 1974-04-08 |
ES383547A2 (es) | 1973-01-01 |
DE2044003B2 (de) | 1974-07-25 |
JPS492030B1 (fr) | 1974-01-18 |
FR2059767A2 (fr) | 1971-06-04 |
FR2059767B2 (fr) | 1973-01-12 |
DE2044003A1 (de) | 1971-03-25 |
NO131936C (fr) | 1975-08-27 |
IT951912B (it) | 1973-07-10 |
GB1296246A (fr) | 1972-11-15 |
NL149193B (nl) | 1976-04-15 |
ZA705676B (en) | 1971-06-30 |
NO131936B (fr) | 1975-05-20 |
DE2044003C3 (de) | 1975-04-10 |
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