DK113739B - Kontinuert fremgangsmåde til fremstilling af polymere eller copolymere på basis af formaldehyd og apparater til brug ved denne fremgangsmåde. - Google Patents
Kontinuert fremgangsmåde til fremstilling af polymere eller copolymere på basis af formaldehyd og apparater til brug ved denne fremgangsmåde.Info
- Publication number
- DK113739B DK113739B DK612764AA DK612764A DK113739B DK 113739 B DK113739 B DK 113739B DK 612764A A DK612764A A DK 612764AA DK 612764 A DK612764 A DK 612764A DK 113739 B DK113739 B DK 113739B
- Authority
- DK
- Denmark
- Prior art keywords
- formaldehyde
- polymers
- preparation
- copolymers based
- continuous process
- 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
- C08G2/08—Polymerisation 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
- C08G2/12—Polymerisation of acetaldehyde or cyclic oligomers thereof
-
- 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
- C08G2/14—Polymerisation of single aldehydes not provided for in groups C08G2/08 - C08G2/12
-
- 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
- C08G2/16—Polymerisation of single 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
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 |
|---|---|---|---|
| FR957164A FR1386500A (fr) | 1963-12-13 | 1963-12-13 | Procédé et appareillage pour la préparation de polymères et de copolymères à base de formaldéhyde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK113739B true DK113739B (da) | 1969-04-21 |
Family
ID=8818841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK612764AA DK113739B (da) | 1963-12-13 | 1964-12-12 | Kontinuert fremgangsmåde til fremstilling af polymere eller copolymere på basis af formaldehyd og apparater til brug ved denne fremgangsmåde. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3423363A (xx) |
| BE (1) | BE657038A (xx) |
| CH (1) | CH437798A (xx) |
| DE (1) | DE1247654B (xx) |
| DK (1) | DK113739B (xx) |
| ES (1) | ES307056A1 (xx) |
| FR (1) | FR1386500A (xx) |
| GB (1) | GB1077759A (xx) |
| IL (1) | IL22608A (xx) |
| NL (1) | NL148072B (xx) |
| NO (1) | NO116932B (xx) |
| SE (1) | SE325709B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3149321C1 (de) * | 1981-12-12 | 1983-01-13 | Degussa Ag, 6000 Frankfurt | Verfahren zur kontinuierlichen Homopolymerisation oder Copolymerisation von Trioxan |
| US4550213A (en) * | 1984-06-29 | 1985-10-29 | Celanese Corporation | Method of manufacture for paraformaldehyde prills |
| US5599507A (en) * | 1994-11-09 | 1997-02-04 | Shaw; Gordon | Reactor apparatus for preparing a polymeric material |
| CN114534654B (zh) * | 2022-02-21 | 2023-02-07 | 江苏道尔顿石化科技有限公司 | 一种聚甲醛粉体钝化和脱挥的后处理装置和方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3233981A (en) * | 1954-03-31 | 1966-02-08 | Chevron Res | Apparatus for contacting dissimilar phases |
| US2951059A (en) * | 1957-10-21 | 1960-08-30 | Celanese Corp | Vapor phase polymerization of trioxane |
| US2982758A (en) * | 1957-10-24 | 1961-05-02 | Celanese Corp | Continuous bulk polymerization process |
| US3215505A (en) * | 1959-09-10 | 1965-11-02 | Metallgesellschaft Ag | Apparatus for the continuous cracking of hydrocarbons |
| NL262452A (xx) * | 1960-03-16 | |||
| BE601893A (xx) * | 1960-06-14 | |||
| BE629409A (xx) * | 1962-03-10 | |||
| BE631085A (xx) * | 1962-04-21 | |||
| NL295328A (xx) * | 1962-07-16 |
-
1963
- 1963-12-13 FR FR957164A patent/FR1386500A/fr not_active Expired
-
1964
- 1964-11-12 DE DEP35483A patent/DE1247654B/de active Pending
- 1964-12-02 SE SE14581/64A patent/SE325709B/xx unknown
- 1964-12-09 US US417081A patent/US3423363A/en not_active Expired - Lifetime
- 1964-12-11 NL NL646414429A patent/NL148072B/xx unknown
- 1964-12-11 CH CH1601664A patent/CH437798A/fr unknown
- 1964-12-11 IL IL22608A patent/IL22608A/xx unknown
- 1964-12-11 BE BE657038A patent/BE657038A/xx unknown
- 1964-12-12 ES ES0307056A patent/ES307056A1/es not_active Expired
- 1964-12-12 DK DK612764AA patent/DK113739B/da unknown
- 1964-12-12 NO NO155957A patent/NO116932B/no unknown
- 1964-12-14 GB GB50801/64A patent/GB1077759A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES307056A1 (es) | 1965-03-01 |
| NO116932B (xx) | 1969-06-09 |
| DE1247654B (de) | 1967-08-17 |
| NL6414429A (xx) | 1965-06-14 |
| US3423363A (en) | 1969-01-21 |
| NL148072B (nl) | 1975-12-15 |
| SE325709B (xx) | 1970-07-06 |
| CH437798A (fr) | 1967-06-15 |
| GB1077759A (en) | 1967-08-02 |
| FR1386500A (fr) | 1965-01-22 |
| BE657038A (xx) | 1965-06-11 |
| IL22608A (en) | 1968-06-20 |
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