DE1182431C2 - Verfahren zur halb- oder vollkontinuierlichen Polymerisation von festem Trioxan - Google Patents
Verfahren zur halb- oder vollkontinuierlichen Polymerisation von festem TrioxanInfo
- Publication number
- DE1182431C2 DE1182431C2 DE1960F0031676 DEF0031676A DE1182431C2 DE 1182431 C2 DE1182431 C2 DE 1182431C2 DE 1960F0031676 DE1960F0031676 DE 1960F0031676 DE F0031676 A DEF0031676 A DE F0031676A DE 1182431 C2 DE1182431 C2 DE 1182431C2
- Authority
- DE
- Germany
- Prior art keywords
- trioxane
- vessel
- zone
- polymerization
- reaction
- 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.)
- Expired
Links
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 title claims description 17
- 238000006116 polymerization reaction Methods 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 9
- 239000007787 solid Substances 0.000 title claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 claims description 9
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 8
- 238000011068 loading method Methods 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- 238000000265 homogenisation Methods 0.000 claims description 6
- 229910015900 BF3 Inorganic materials 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241001367035 Autographa nigrisigna Species 0.000 description 1
- 241000089930 Bradybaena fruticum Species 0.000 description 1
- 241000589614 Pseudomonas stutzeri Species 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000011951 cationic catalyst Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011539 homogenization buffer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000012536 storage buffer Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
-
- 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
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)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1960F0031676 DE1182431C2 (de) | 1960-07-16 | 1960-07-16 | Verfahren zur halb- oder vollkontinuierlichen Polymerisation von festem Trioxan |
| US123222A US3275602A (en) | 1960-07-16 | 1961-07-11 | Apparatus and method for the semicontinuous or continuous polymerization of solid trioxane |
| GB25889/61A GB982687A (https=) | 1960-07-16 | 1961-07-17 | |
| FR868116A FR1295207A (fr) | 1960-07-16 | 1961-07-17 | Appareil pour la polymérisation du trioxane solide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1960F0031676 DE1182431C2 (de) | 1960-07-16 | 1960-07-16 | Verfahren zur halb- oder vollkontinuierlichen Polymerisation von festem Trioxan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1182431B DE1182431B (de) | 1964-11-26 |
| DE1182431C2 true DE1182431C2 (de) | 1973-02-08 |
Family
ID=7094305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1960F0031676 Expired DE1182431C2 (de) | 1960-07-16 | 1960-07-16 | Verfahren zur halb- oder vollkontinuierlichen Polymerisation von festem Trioxan |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3275602A (https=) |
| DE (1) | DE1182431C2 (https=) |
| GB (1) | GB982687A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3415786A (en) * | 1965-06-07 | 1968-12-10 | Diamond Shamrock Corp | Copolymerization of trioxane and norbornadiene in a two-stage process |
| JPS55164212A (en) * | 1979-05-18 | 1980-12-20 | Mitsubishi Gas Chem Co Inc | Continuous polymerization of oxymethylene (co) polymer |
| US4390684A (en) * | 1980-08-22 | 1983-06-28 | Polyplastics Co., Ltd. | Continuous polymerization method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2795571A (en) * | 1956-04-17 | 1957-06-11 | Du Pont | Catalytic process for polymerizing trioxane to tough, high molecular weight polyoxymethylene |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1364803A (en) * | 1918-06-26 | 1921-01-04 | Louis Sloss | Digesting apparatus |
| US2461104A (en) * | 1945-09-14 | 1949-02-08 | Sun Oil Co | Method of catalysis |
| US2673832A (en) * | 1949-11-01 | 1954-03-30 | Sun Oil Co | Elevation of subdivided solids |
| US2955926A (en) * | 1954-09-20 | 1960-10-11 | Abbott Lab | High pressure chemical apparatus |
| US3093626A (en) * | 1955-05-27 | 1963-06-11 | Phillips Petroleum Co | Polymerization process and apparatus |
| US2863737A (en) * | 1956-09-11 | 1958-12-09 | Ethyl Corp | Chemical reaction apparatus |
| US2871106A (en) * | 1956-09-26 | 1959-01-27 | Gulf Research Development Co | Safety device |
| US2989508A (en) * | 1957-10-21 | 1961-06-20 | Celanese Corp | Solution polymerization |
| US3012024A (en) * | 1957-11-25 | 1961-12-05 | Celanese Corp | Dry feed in forming slurry in olefin polymerization |
| US3001235A (en) * | 1958-07-26 | 1961-09-26 | Sumitomo Chemical Co | Method for the manufacture of a formaldehyde polymer in a crape-chip form |
| NL246741A (https=) * | 1958-12-23 | |||
| NL262452A (https=) * | 1960-03-16 |
-
1960
- 1960-07-16 DE DE1960F0031676 patent/DE1182431C2/de not_active Expired
-
1961
- 1961-07-11 US US123222A patent/US3275602A/en not_active Expired - Lifetime
- 1961-07-17 GB GB25889/61A patent/GB982687A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2795571A (en) * | 1956-04-17 | 1957-06-11 | Du Pont | Catalytic process for polymerizing trioxane to tough, high molecular weight polyoxymethylene |
Also Published As
| Publication number | Publication date |
|---|---|
| GB982687A (https=) | 1965-02-10 |
| US3275602A (en) | 1966-09-27 |
| DE1182431B (de) | 1964-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C2 | Grant after previous publication (2nd publication) |