CH634856A5 - Process for the polymerisation of vinyl chloride - Google Patents
Process for the polymerisation of vinyl chloride Download PDFInfo
- Publication number
- CH634856A5 CH634856A5 CH923476A CH923476A CH634856A5 CH 634856 A5 CH634856 A5 CH 634856A5 CH 923476 A CH923476 A CH 923476A CH 923476 A CH923476 A CH 923476A CH 634856 A5 CH634856 A5 CH 634856A5
- Authority
- CH
- Switzerland
- Prior art keywords
- dyes
- tripheno
- acid
- color index
- polymerization
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
- C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50089827A JPS5213592A (en) | 1975-07-23 | 1975-07-23 | Polymerization of vinyl chloride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH634856A5 true CH634856A5 (en) | 1983-02-28 |
Family
ID=13981576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH923476A CH634856A5 (en) | 1975-07-23 | 1976-07-19 | Process for the polymerisation of vinyl chloride |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS5213592A (pl) |
| BE (1) | BE844215A (pl) |
| BR (1) | BR7604729A (pl) |
| CA (1) | CA1057896A (pl) |
| CH (1) | CH634856A5 (pl) |
| CU (1) | CU34543A (pl) |
| DE (1) | DE2632468A1 (pl) |
| DK (1) | DK152217C (pl) |
| ES (1) | ES449800A1 (pl) |
| FR (1) | FR2318883A1 (pl) |
| GB (1) | GB1559334A (pl) |
| HU (1) | HU174223B (pl) |
| IT (1) | IT1064851B (pl) |
| NL (1) | NL181581C (pl) |
| NO (1) | NO150516C (pl) |
| PL (1) | PL107283B1 (pl) |
| PT (1) | PT65399B (pl) |
| SE (1) | SE7608240L (pl) |
| TR (1) | TR19309A (pl) |
| YU (1) | YU39177B (pl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4220743A (en) * | 1977-03-08 | 1980-09-02 | Ici Australia Limited | Process for aqueous dispersion polymerization of vinyl halide monomers in coated reactor |
| EP0003875B1 (en) * | 1978-02-24 | 1981-06-24 | Imperial Chemical Industries Plc | Coating product for use in a reactor for vinyl halide polymerisation process, the reactor and the process |
| DE2912571A1 (de) * | 1979-03-29 | 1980-10-09 | Basf Ag | Verfahren zur polymerisation von vinylchlorid |
| IT1190641B (it) * | 1986-05-16 | 1988-02-16 | Enichem Polimeri | Procedimento per la polimerizzazione in sospensione acquosa di monomeri vinilici contenenti alogeno |
| CA2053827A1 (en) * | 1990-10-23 | 1992-04-24 | Toshihide Shimizu | Polymer scale preventive composition |
| TWI238106B (en) | 2002-12-20 | 2005-08-21 | Miyanaga Kk | Blade edge structure for core drill |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE91560C (pl) * | 1970-05-07 | |||
| DE2044259C2 (de) * | 1970-09-07 | 1985-08-22 | Shinetsu Chemical Co., Tokio/Tokyo | Verfahren zur Suspensions-Polymerisation von Vinylchlorid |
| US3778423A (en) * | 1971-06-28 | 1973-12-11 | Universal Pvc Resins | Method for reducing polymer deposit in polymerization of vinyl chloride |
| GB1439339A (en) * | 1972-11-20 | 1976-06-16 | Ici Ltd | Vinyl chloride polymerisation process |
| JPS50157A (pl) * | 1973-05-15 | 1975-01-06 | ||
| US3849179A (en) * | 1973-08-27 | 1974-11-19 | Goodrich Co B F | Internally coated reaction vessel and process for coating the same |
| JPS5224953B2 (pl) * | 1974-12-27 | 1977-07-05 | Shinetsu Chemical Co |
-
1975
- 1975-07-23 JP JP50089827A patent/JPS5213592A/ja active Granted
-
1976
- 1976-06-19 CU CU34543A patent/CU34543A/es unknown
- 1976-07-13 ES ES449800A patent/ES449800A1/es not_active Expired
- 1976-07-13 CA CA256,812A patent/CA1057896A/en not_active Expired
- 1976-07-16 BE BE168975A patent/BE844215A/xx unknown
- 1976-07-19 NL NLAANVRAGE7607969,A patent/NL181581C/xx not_active IP Right Cessation
- 1976-07-19 NO NO762508A patent/NO150516C/no unknown
- 1976-07-19 GB GB29921/76A patent/GB1559334A/en not_active Expired
- 1976-07-19 DE DE2632468A patent/DE2632468A1/de active Granted
- 1976-07-19 YU YU01777/76A patent/YU39177B/xx unknown
- 1976-07-19 CH CH923476A patent/CH634856A5/de not_active IP Right Cessation
- 1976-07-20 SE SE7608240A patent/SE7608240L/ not_active Application Discontinuation
- 1976-07-21 BR BR7604729A patent/BR7604729A/pt unknown
- 1976-07-21 HU HU76SI1526A patent/HU174223B/hu unknown
- 1976-07-21 PL PL1976191341A patent/PL107283B1/pl unknown
- 1976-07-22 TR TR19309A patent/TR19309A/xx unknown
- 1976-07-22 DK DK329776A patent/DK152217C/da not_active IP Right Cessation
- 1976-07-22 PT PT65399A patent/PT65399B/pt unknown
- 1976-07-23 IT IT25638/76A patent/IT1064851B/it active
- 1976-07-23 FR FR7622483A patent/FR2318883A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL181581C (nl) | 1987-09-16 |
| DE2632468C2 (pl) | 1989-04-20 |
| BR7604729A (pt) | 1977-08-02 |
| CU34543A (es) | 1979-07-16 |
| NO762508L (pl) | 1977-01-25 |
| PT65399A (en) | 1976-08-01 |
| NO150516B (no) | 1984-07-23 |
| IT1064851B (it) | 1985-02-25 |
| BE844215A (fr) | 1976-11-16 |
| GB1559334A (en) | 1980-01-16 |
| HU174223B (hu) | 1979-11-28 |
| PL107283B1 (pl) | 1980-02-29 |
| CA1057896A (en) | 1979-07-03 |
| SE7608240L (sv) | 1977-01-24 |
| DE2632468A1 (de) | 1977-02-10 |
| YU177776A (en) | 1982-05-31 |
| DK152217C (da) | 1988-08-29 |
| FR2318883A1 (fr) | 1977-02-18 |
| JPS5213592A (en) | 1977-02-01 |
| FR2318883B1 (pl) | 1979-03-23 |
| DK152217B (da) | 1988-02-08 |
| NL7607969A (nl) | 1977-01-25 |
| JPS5328347B2 (pl) | 1978-08-14 |
| TR19309A (tr) | 1978-11-28 |
| PT65399B (en) | 1978-01-27 |
| DK329776A (da) | 1977-01-24 |
| YU39177B (en) | 1984-08-31 |
| NL181581B (nl) | 1987-04-16 |
| NO150516C (no) | 1984-10-31 |
| ES449800A1 (es) | 1977-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |