DK109945C - Fremgangsmåde til fremstilling af en oxymethylenpolymer direkte i pulverform. - Google Patents
Fremgangsmåde til fremstilling af en oxymethylenpolymer direkte i pulverform.Info
- Publication number
- DK109945C DK109945C DK477963AA DK477963A DK109945C DK 109945 C DK109945 C DK 109945C DK 477963A A DK477963A A DK 477963AA DK 477963 A DK477963 A DK 477963A DK 109945 C DK109945 C DK 109945C
- Authority
- DK
- Denmark
- Prior art keywords
- preparation
- powder form
- polymer directly
- oxymethylene polymer
- oxymethylene
- Prior art date
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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/06—Catalysts
-
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/10—Polymerisation of cyclic oligomers of formaldehyde
-
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/18—Copolymerisation of aldehydes or ketones
-
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/18—Copolymerisation of aldehydes or ketones
- C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US230645A US3254053A (en) | 1962-10-15 | 1962-10-15 | Trioxane polymerization process and apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK109945C true DK109945C (da) | 1968-08-05 |
Family
ID=22866027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK477963AA DK109945C (da) | 1962-10-15 | 1963-10-11 | Fremgangsmåde til fremstilling af en oxymethylenpolymer direkte i pulverform. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3254053A (nl) |
| AT (1) | AT264830B (nl) |
| BE (1) | BE638627A (nl) |
| DE (1) | DE1495327B2 (nl) |
| DK (1) | DK109945C (nl) |
| ES (1) | ES292512A2 (nl) |
| FI (1) | FI41323C (nl) |
| FR (1) | FR84521E (nl) |
| GB (1) | GB1056866A (nl) |
| LU (1) | LU44623A1 (nl) |
| NL (1) | NL299211A (nl) |
| NO (1) | NO117815B (nl) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3419529A (en) * | 1964-09-29 | 1968-12-31 | Celanese Corp | Stabilization of oxymethylene copolymers |
| US3344120A (en) * | 1965-04-19 | 1967-09-26 | Diamond Alkali Co | Trioxane-norbornadiene copolymers |
| US3415786A (en) * | 1965-06-07 | 1968-12-10 | Diamond Shamrock Corp | Copolymerization of trioxane and norbornadiene in a two-stage process |
| US3442866A (en) * | 1966-01-07 | 1969-05-06 | Celanese Corp | Process for producing finely divided solid acetal copolymers |
| US3839290A (en) * | 1972-10-04 | 1974-10-01 | F Dubovitsky | Method for preparing high-molecular polyoxymethylene |
| US4105637A (en) * | 1974-10-11 | 1978-08-08 | Celanese Corporation | Process for producing a polyacetal polymer |
| JPS5386794A (en) * | 1976-11-29 | 1978-07-31 | Mitsubishi Gas Chem Co Inc | Continuous polymerization |
| US4313870B1 (en) * | 1977-09-21 | 1996-06-18 | Sumitomo Chemical Co | Process for producing polycondensates |
| JPS54161695A (en) * | 1978-06-13 | 1979-12-21 | Mitsubishi Gas Chem Co Inc | Method of mixing polymerizable materials and device therefor |
| US4390684A (en) * | 1980-08-22 | 1983-06-28 | Polyplastics Co., Ltd. | Continuous polymerization method |
| DE3147309A1 (de) * | 1981-11-28 | 1983-06-01 | Basf Ag, 6700 Ludwigshafen | Kontinuierliches verfahren zur herstellung von oxymethylenpolymeren |
| JPS59115318A (ja) * | 1982-12-21 | 1984-07-03 | Ube Ind Ltd | ホルムアルデヒド共重合体の製法 |
| US4613634A (en) * | 1985-09-13 | 1986-09-23 | Celanese Corporation | Low warp filled polyoxymethylene compositions |
| CA2033095C (en) * | 1989-05-17 | 1997-01-14 | Hiromitsu Ishii | Process for continuous production of elastic polyesters |
| DE10251332B4 (de) * | 2002-11-05 | 2006-07-27 | Ticona Gmbh | Polyoxymethylen-Copolymere, deren Herstellung und Verwendung |
| DE10340976B4 (de) * | 2003-09-05 | 2006-04-13 | Ticona Gmbh | Polyoxymethylen-Multiblockcopolymere, deren Herstellung und Verwendung |
| DE102004054629A1 (de) | 2004-11-11 | 2006-05-18 | Basf Ag | Basische Desaktivatoren bei der POM-Herstellung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2505125A (en) * | 1945-08-20 | 1950-04-25 | List Heinz | Continuously operating kneader and mixer |
| US2540146A (en) * | 1948-05-27 | 1951-02-06 | Dow Chemical Co | Method for controlled blending of polystyrene with modifiers |
| US2745824A (en) * | 1952-11-26 | 1956-05-15 | American Cyanamid Co | Process for the polymerization of styrene and acrylonitrile |
| US2894824A (en) * | 1955-02-11 | 1959-07-14 | Phillips Petroleum Co | Polymerization apparatus |
| US3027352A (en) * | 1958-02-28 | 1962-03-27 | Celanese Corp | Copolymers |
| NL262452A (nl) * | 1960-03-16 |
-
0
- BE BE638627D patent/BE638627A/xx unknown
- NL NL299211D patent/NL299211A/xx unknown
-
1962
- 1962-10-15 US US230645A patent/US3254053A/en not_active Expired - Lifetime
-
1963
- 1963-10-04 GB GB39164/63A patent/GB1056866A/en not_active Expired
- 1963-10-10 FI FI631950A patent/FI41323C/fi active
- 1963-10-11 DK DK477963AA patent/DK109945C/da active
- 1963-10-14 NO NO150425A patent/NO117815B/no unknown
- 1963-10-14 DE DE1963C0031141 patent/DE1495327B2/de active Granted
- 1963-10-14 FR FR950545A patent/FR84521E/fr not_active Expired
- 1963-10-14 LU LU44623D patent/LU44623A1/xx unknown
- 1963-10-15 ES ES292512A patent/ES292512A2/es not_active Expired
- 1963-10-15 AT AT826563A patent/AT264830B/de active
Also Published As
| Publication number | Publication date |
|---|---|
| NO117815B (nl) | 1969-09-29 |
| FI41323B (nl) | 1969-06-30 |
| NL299211A (nl) | |
| AT264830B (de) | 1968-09-10 |
| BE638627A (nl) | |
| US3254053A (en) | 1966-05-31 |
| GB1056866A (en) | 1967-02-01 |
| ES292512A2 (es) | 1964-01-16 |
| FI41323C (fi) | 1969-10-10 |
| DE1495327A1 (de) | 1969-04-03 |
| LU44623A1 (nl) | 1963-12-14 |
| DE1495327B2 (de) | 1972-12-14 |
| FR84521E (fr) | 1965-02-26 |
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