IT1141289B - Metodo per il rivestimento di reattori di polimerizzazione con i prodotti di reazione fra tipdifenoli ed un agente decolorante - Google Patents
Metodo per il rivestimento di reattori di polimerizzazione con i prodotti di reazione fra tipdifenoli ed un agente decoloranteInfo
- Publication number
- IT1141289B IT1141289B IT21511/80A IT2151180A IT1141289B IT 1141289 B IT1141289 B IT 1141289B IT 21511/80 A IT21511/80 A IT 21511/80A IT 2151180 A IT2151180 A IT 2151180A IT 1141289 B IT1141289 B IT 1141289B
- Authority
- IT
- Italy
- Prior art keywords
- tipdiphenols
- reaction products
- polymerization reactors
- decoloring agent
- coating polymerization
- Prior art date
Links
- 239000007795 chemical reaction product Substances 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 title 1
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3410679A | 1979-04-30 | 1979-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8021511A0 IT8021511A0 (it) | 1980-04-18 |
| IT1141289B true IT1141289B (it) | 1986-10-01 |
Family
ID=21874346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT21511/80A IT1141289B (it) | 1979-04-30 | 1980-04-18 | Metodo per il rivestimento di reattori di polimerizzazione con i prodotti di reazione fra tipdifenoli ed un agente decolorante |
Country Status (14)
| Country | Link |
|---|---|
| EP (1) | EP0027466B1 (OSRAM) |
| JP (1) | JPH0134241B2 (OSRAM) |
| KR (1) | KR830001026B1 (OSRAM) |
| BE (1) | BE883017A (OSRAM) |
| BR (1) | BR8008649A (OSRAM) |
| CA (1) | CA1147098A (OSRAM) |
| DE (1) | DE3062109D1 (OSRAM) |
| GR (1) | GR66625B (OSRAM) |
| IN (1) | IN151750B (OSRAM) |
| IT (1) | IT1141289B (OSRAM) |
| MX (1) | MX153932A (OSRAM) |
| PH (1) | PH19665A (OSRAM) |
| PT (1) | PT71159A (OSRAM) |
| WO (1) | WO1980002388A1 (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2831412B2 (ja) * | 1989-12-28 | 1998-12-02 | 三井化学株式会社 | 塩化ビニルの重合方法 |
| JP3057520B2 (ja) * | 1991-01-30 | 2000-06-26 | 住友化学工業株式会社 | フェノール類のスルフィド化合物を主成分とする重合器内部表面の付着防止剤及び該付着防止剤を用いたビニル系単量体の重合方法 |
| JP2924259B2 (ja) * | 1991-04-11 | 1999-07-26 | 住友化学工業株式会社 | ナフトール類のスルフィド化合物からなる重合器内部表面の付着防止剤及び該付着防止剤を用いたビニル系単量体の重合方法 |
| JP3178039B2 (ja) * | 1991-12-02 | 2001-06-18 | 住友化学工業株式会社 | ８−オキシキノリンのスルフィド化合物からなる重合器内部表面の付着防止剤及び該付着防止剤を用いたビニル系単量体の重合方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024330A (en) * | 1975-04-08 | 1977-05-17 | The B. F. Goodrich Company | Internally coated reaction vessel and process for coating the same |
| JPS5224953B2 (OSRAM) * | 1974-12-27 | 1977-07-05 | Shinetsu Chemical Co | |
| US4068052A (en) * | 1976-06-23 | 1978-01-10 | Continental Oil Company | Reducing PVC polymer buildup in polymerization reactors with dithioxamides and alumina |
| US4081248A (en) * | 1976-08-16 | 1978-03-28 | The B. F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
| US4080173A (en) * | 1977-06-20 | 1978-03-21 | The B. F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
-
1980
- 1980-03-21 CA CA000348206A patent/CA1147098A/en not_active Expired
- 1980-04-07 IN IN404/CAL/80A patent/IN151750B/en unknown
- 1980-04-08 BR BR8008649A patent/BR8008649A/pt not_active IP Right Cessation
- 1980-04-08 WO PCT/US1980/000393 patent/WO1980002388A1/en active IP Right Grant
- 1980-04-08 JP JP55501262A patent/JPH0134241B2/ja not_active Expired
- 1980-04-08 EP EP80901046A patent/EP0027466B1/en not_active Expired
- 1980-04-08 DE DE8080901046T patent/DE3062109D1/de not_active Expired
- 1980-04-11 GR GR61656A patent/GR66625B/el unknown
- 1980-04-15 PH PH23902A patent/PH19665A/en unknown
- 1980-04-18 IT IT21511/80A patent/IT1141289B/it active
- 1980-04-23 KR KR1019800001647A patent/KR830001026B1/ko not_active Expired
- 1980-04-28 BE BE0/200398A patent/BE883017A/fr not_active IP Right Cessation
- 1980-04-29 PT PT71159A patent/PT71159A/pt unknown
- 1980-04-30 MX MX182183A patent/MX153932A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0134241B2 (OSRAM) | 1989-07-18 |
| BR8008649A (pt) | 1981-03-31 |
| PT71159A (en) | 1980-05-01 |
| JPS56500417A (OSRAM) | 1981-04-02 |
| EP0027466A1 (en) | 1981-04-29 |
| BE883017A (fr) | 1980-08-18 |
| WO1980002388A1 (en) | 1980-11-13 |
| EP0027466B1 (en) | 1983-02-23 |
| EP0027466A4 (en) | 1981-08-27 |
| IN151750B (OSRAM) | 1983-07-23 |
| GR66625B (OSRAM) | 1981-04-03 |
| KR830001026B1 (ko) | 1983-05-25 |
| CA1147098A (en) | 1983-05-24 |
| DE3062109D1 (en) | 1983-03-31 |
| PH19665A (en) | 1986-06-09 |
| MX153932A (es) | 1987-02-24 |
| IT8021511A0 (it) | 1980-04-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19930430 |