FR2290461A1 - Procede de preparation de polyoxymethylenes en grains - Google Patents
Procede de preparation de polyoxymethylenes en grainsInfo
- Publication number
- FR2290461A1 FR2290461A1 FR7534082A FR7534082A FR2290461A1 FR 2290461 A1 FR2290461 A1 FR 2290461A1 FR 7534082 A FR7534082 A FR 7534082A FR 7534082 A FR7534082 A FR 7534082A FR 2290461 A1 FR2290461 A1 FR 2290461A1
- Authority
- FR
- France
- Prior art keywords
- grains
- polyoxymethylenes
- preparing
- preparing polyoxymethylenes
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- C08J3/14—Powdering or granulating by precipitation from solutions
-
- 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
- C08J3/16—Powdering or granulating by coagulating dispersions
-
- 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
- C08J2359/00—Characterised by the use of polyacetals containing polyoxymethylene sequences only
- C08J2359/02—Copolyoxymethylenes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742452737 DE2452737B2 (de) | 1974-11-07 | 1974-11-07 | Verfahren zur herstellung von oxymethylenpolymeren in koerniger form |
DE19752504482 DE2504482B2 (de) | 1975-02-04 | 1975-02-04 | Verfahren zur herstellung von oxymethylenpolymeren in koerniger form |
DE19752509924 DE2509924C3 (de) | 1975-03-07 | 1975-03-07 | Verfahren zur Herstellung von Oxymethylenpolymeren in körniger Form |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2290461A1 true FR2290461A1 (fr) | 1976-06-04 |
FR2290461B1 FR2290461B1 (fr) | 1980-09-12 |
Family
ID=27186149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7534082A Granted FR2290461A1 (fr) | 1974-11-07 | 1975-11-07 | Procede de preparation de polyoxymethylenes en grains |
Country Status (10)
Country | Link |
---|---|
US (1) | US4046738A (fr) |
JP (1) | JPS5850248B2 (fr) |
CA (1) | CA1067245A (fr) |
DK (1) | DK140850B (fr) |
FR (1) | FR2290461A1 (fr) |
GB (1) | GB1528367A (fr) |
IE (1) | IE42095B1 (fr) |
IT (1) | IT1049027B (fr) |
LU (1) | LU73732A1 (fr) |
NL (1) | NL181204C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2350364A1 (fr) * | 1976-05-06 | 1977-12-02 | Hoechst Ag | Procede de preparation de polymere a motifs oxymethylenes |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735946C3 (de) * | 1977-08-10 | 1980-03-06 | Hoechst Ag, 6000 Frankfurt | Körniges Oxymethylenpolymer mit verbesserten mechanischen Eigenschaften und Verfahren zu dessen Herstellung |
GB8824870D0 (en) * | 1988-10-24 | 1988-11-30 | Secr Defence | Deployment of mines & other objects at sea |
ES2106278T3 (es) * | 1992-03-06 | 1997-11-01 | Polyplastics Co | Procedimiento para produccion de copolimeros de polioximetileno. |
JP3304391B2 (ja) * | 1992-04-27 | 2002-07-22 | ポリプラスチックス株式会社 | ポリオキシメチレン樹脂製押出成形品並びにその製造法 |
EP2393647B1 (fr) | 2009-02-09 | 2013-04-17 | Basf Se | Procédé de fabrication de pièce moulée constituée d'un polymérisat de polyoxyméthylène |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3318848A (en) * | 1963-06-20 | 1967-05-09 | Celanese Corp | Melt hydrolysis of oxymethylene copolymers |
GB1053119A (fr) * | 1963-04-24 | |||
US3419529A (en) * | 1964-09-29 | 1968-12-31 | Celanese Corp | Stabilization of oxymethylene copolymers |
US3505292A (en) * | 1964-09-30 | 1970-04-07 | Celanese Corp | Stabilization of oxymethylene polymers by hydrolysis |
US3418280A (en) * | 1964-12-31 | 1968-12-24 | Celanese Corp | Stabilization of oxymethylene copolymers by alkaline hydrolysis |
GB1151762A (en) * | 1966-06-24 | 1969-05-14 | British Industrial Plastics | Treatment of Oxymethylene Polymers |
-
1975
- 1975-10-31 NL NLAANVRAGE7512806,A patent/NL181204C/xx not_active IP Right Cessation
- 1975-11-05 IT IT29008/75A patent/IT1049027B/it active
- 1975-11-05 US US05/629,628 patent/US4046738A/en not_active Expired - Lifetime
- 1975-11-05 DK DK496675AA patent/DK140850B/da not_active IP Right Cessation
- 1975-11-05 LU LU73732A patent/LU73732A1/xx unknown
- 1975-11-06 CA CA239,373A patent/CA1067245A/fr not_active Expired
- 1975-11-06 IE IE2418/75A patent/IE42095B1/en unknown
- 1975-11-06 JP JP50132524A patent/JPS5850248B2/ja not_active Expired
- 1975-11-07 FR FR7534082A patent/FR2290461A1/fr active Granted
- 1975-11-07 GB GB46248/75A patent/GB1528367A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2350364A1 (fr) * | 1976-05-06 | 1977-12-02 | Hoechst Ag | Procede de preparation de polymere a motifs oxymethylenes |
Also Published As
Publication number | Publication date |
---|---|
NL181204C (nl) | 1987-07-01 |
DK496675A (fr) | 1976-05-08 |
FR2290461B1 (fr) | 1980-09-12 |
JPS5850248B2 (ja) | 1983-11-09 |
NL181204B (nl) | 1987-02-02 |
IE42095B1 (en) | 1980-06-04 |
IT1049027B (it) | 1981-01-20 |
IE42095L (en) | 1976-05-07 |
NL7512806A (nl) | 1976-05-11 |
JPS5170293A (en) | 1976-06-17 |
LU73732A1 (fr) | 1976-09-06 |
CA1067245A (fr) | 1979-11-27 |
US4046738A (en) | 1977-09-06 |
GB1528367A (en) | 1978-10-11 |
DK140850C (fr) | 1980-04-28 |
DK140850B (da) | 1979-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |