DK341375A - Fremgangsmade til fjernelse af lugtfrembringende formaldehyd fra stabiliserede formgivne polyoxymethylener - Google Patents
Fremgangsmade til fjernelse af lugtfrembringende formaldehyd fra stabiliserede formgivne polyoxymethylenerInfo
- Publication number
- DK341375A DK341375A DK341375A DK341375A DK341375A DK 341375 A DK341375 A DK 341375A DK 341375 A DK341375 A DK 341375A DK 341375 A DK341375 A DK 341375A DK 341375 A DK341375 A DK 341375A
- Authority
- DK
- Denmark
- Prior art keywords
- polyoxymethylenes
- stabilized
- designed
- removing odor
- producing formaldehyde
- 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
- C08G2/28—Post-polymerisation treatments
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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2436384A DE2436384A1 (de) | 1974-07-29 | 1974-07-29 | Verfahren zur entfernung von geruchsbildendem formaldehyd aus stabilisierten geformten polyoxymethylenen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK341375A true DK341375A (da) | 1976-01-30 |
Family
ID=5921793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK341375A DK341375A (da) | 1974-07-29 | 1975-07-28 | Fremgangsmade til fjernelse af lugtfrembringende formaldehyd fra stabiliserede formgivne polyoxymethylener |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4055547A (da) |
| JP (1) | JPS5137182A (da) |
| BE (1) | BE831877A (da) |
| CH (1) | CH595403A5 (da) |
| DE (1) | DE2436384A1 (da) |
| DK (1) | DK341375A (da) |
| FR (1) | FR2280659A1 (da) |
| GB (1) | GB1506781A (da) |
| IT (1) | IT1040957B (da) |
| NL (1) | NL180434C (da) |
| SE (1) | SE7508452L (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2840679C2 (de) * | 1978-09-19 | 1982-03-18 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Oxymethylencopolymerisat-Formmassen mit geringem Anteil an Restformaldehyd |
| JPS57154686A (en) * | 1981-03-19 | 1982-09-24 | Matsushita Electric Ind Co Ltd | Magnetic tape cassette |
| DE4409744C2 (de) * | 1994-03-22 | 2000-12-21 | Basf Ag | Verfahren zur Aufarbeitung von rohem Polyoxymethylen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3477993A (en) * | 1966-04-01 | 1969-11-11 | Du Pont | Vapor-phase base clean-up of polyoxymethylene |
| US3488303A (en) * | 1967-05-22 | 1970-01-06 | Celanese Corp | Stabilization of oxymethylene polymers |
| US3718630A (en) * | 1970-05-04 | 1973-02-27 | Du Pont | Stabilization of polyoxymethylene |
-
1974
- 1974-07-29 DE DE2436384A patent/DE2436384A1/de not_active Ceased
-
1975
- 1975-06-20 US US05/588,819 patent/US4055547A/en not_active Expired - Lifetime
- 1975-07-16 IT IT50547/75A patent/IT1040957B/it active
- 1975-07-24 SE SE7508452A patent/SE7508452L/xx unknown
- 1975-07-25 JP JP50090331A patent/JPS5137182A/ja active Pending
- 1975-07-25 CH CH975075A patent/CH595403A5/xx not_active IP Right Cessation
- 1975-07-25 NL NLAANVRAGE7508917,A patent/NL180434C/xx not_active IP Right Cessation
- 1975-07-28 GB GB31447/75A patent/GB1506781A/en not_active Expired
- 1975-07-28 DK DK341375A patent/DK341375A/da unknown
- 1975-07-28 FR FR7523485A patent/FR2280659A1/fr active Granted
- 1975-07-29 BE BE158740A patent/BE831877A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL180434B (nl) | 1986-09-16 |
| JPS5137182A (en) | 1976-03-29 |
| GB1506781A (en) | 1978-04-12 |
| US4055547A (en) | 1977-10-25 |
| BE831877A (fr) | 1976-01-29 |
| SE7508452L (sv) | 1976-01-30 |
| FR2280659A1 (fr) | 1976-02-27 |
| CH595403A5 (da) | 1978-02-15 |
| IT1040957B (it) | 1979-12-20 |
| NL180434C (nl) | 1987-02-16 |
| NL7508917A (nl) | 1976-02-02 |
| FR2280659B1 (da) | 1981-06-19 |
| DE2436384A1 (de) | 1976-02-12 |
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