BE852109A - Procede pour empecher une accumulation de poly-chlorure de vinyle dans des reacteurs de polymerisation. - Google Patents
Procede pour empecher une accumulation de poly-chlorure de vinyle dans des reacteurs de polymerisation.Info
- Publication number
- BE852109A BE852109A BE175489A BE175489A BE852109A BE 852109 A BE852109 A BE 852109A BE 175489 A BE175489 A BE 175489A BE 175489 A BE175489 A BE 175489A BE 852109 A BE852109 A BE 852109A
- Authority
- BE
- Belgium
- Prior art keywords
- accumulation
- preventing
- polyvinyl chloride
- polymerization reactors
- reactors
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/699,100 US4068052A (en) | 1976-06-23 | 1976-06-23 | Reducing PVC polymer buildup in polymerization reactors with dithioxamides and alumina |
Publications (1)
Publication Number | Publication Date |
---|---|
BE852109A true BE852109A (fr) | 1977-09-05 |
Family
ID=24807927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE175489A BE852109A (fr) | 1976-06-23 | 1977-03-04 | Procede pour empecher une accumulation de poly-chlorure de vinyle dans des reacteurs de polymerisation. |
Country Status (10)
Country | Link |
---|---|
US (2) | US4068052A (xx) |
JP (1) | JPS53280A (xx) |
BE (1) | BE852109A (xx) |
CA (1) | CA1095645A (xx) |
DE (1) | DE2709053A1 (xx) |
FR (1) | FR2355890A1 (xx) |
GB (1) | GB1532394A (xx) |
NO (1) | NO147524C (xx) |
SE (1) | SE435188B (xx) |
ZA (1) | ZA77546B (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2355890A1 (fr) * | 1976-06-23 | 1978-01-20 | Continental Oil Co | Procede pour empecher une accumulation de poly-chlorure de vinyle dans des reacteurs de polymerisation |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52162959U (xx) * | 1976-06-02 | 1977-12-10 | ||
JPS53102396A (en) * | 1977-02-17 | 1978-09-06 | Sumitomo Chem Co Ltd | Polymerization of vinyl chloride monomer |
US4359560A (en) * | 1978-06-13 | 1982-11-16 | Air Products And Chemicals, Inc. | Method for reducing wall fouling in vinyl chloride polymerization |
US4145496A (en) * | 1978-07-03 | 1979-03-20 | Continental Oil Company | Prevention of PVC polymer buildup in polymerization reactors using oxalyl bis(benzylidenehydrazide) and alumina |
US4297320A (en) * | 1979-04-30 | 1981-10-27 | The B. F. Goodrich Company | Coating polymerization reactors with the reaction products of thiodiphenols and a bleach |
CA1147098A (en) * | 1979-04-30 | 1983-05-24 | Louis Cohen | Coating polymerization reactors with the reaction products of thiodiphenols and a bleach |
US4719089A (en) * | 1984-09-11 | 1988-01-12 | The B. F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
EP0478769A4 (en) * | 1990-04-20 | 1992-07-08 | Dynamet, Inc. | Porous metal surface and method of production |
JPH04135778U (ja) * | 1991-06-04 | 1992-12-17 | 松下冷機株式会社 | 表示装置 |
JPH0876701A (ja) * | 1994-06-28 | 1996-03-22 | Tokai Giken Kk | 表示体及びその製造方法 |
US5712039A (en) * | 1995-04-11 | 1998-01-27 | Minnesota Mining And Manufacturing Company | Epoxy adhesives with dithiooxamide adhesion promoters |
JP4770273B2 (ja) * | 2005-05-30 | 2011-09-14 | 日産自動車株式会社 | ベルト式無段変速機 |
US8057335B1 (en) | 2007-04-03 | 2011-11-15 | Hydro-Gear Limited Partnership | Brake actuation assembly |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3019270A (en) * | 1960-07-22 | 1962-01-30 | Ethyl Corp | Stabilization of vinyl chloride |
NL275095A (xx) * | 1961-02-23 | |||
NL298921A (xx) * | 1962-10-08 | |||
DE94210C (xx) * | 1970-05-07 | |||
JPS5224953B2 (xx) * | 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 |
-
1976
- 1976-06-23 US US05/699,100 patent/US4068052A/en not_active Expired - Lifetime
-
1977
- 1977-02-01 ZA ZA770546A patent/ZA77546B/xx unknown
- 1977-02-21 GB GB7217/77A patent/GB1532394A/en not_active Expired
- 1977-03-01 FR FR7705964A patent/FR2355890A1/fr active Granted
- 1977-03-02 DE DE19772709053 patent/DE2709053A1/de not_active Ceased
- 1977-03-04 BE BE175489A patent/BE852109A/xx not_active IP Right Cessation
- 1977-03-17 CA CA274,215A patent/CA1095645A/en not_active Expired
- 1977-03-18 JP JP2940677A patent/JPS53280A/ja active Pending
- 1977-04-01 NO NO771176A patent/NO147524C/no unknown
- 1977-04-01 SE SE7703840A patent/SE435188B/xx unknown
- 1977-06-20 US US05/807,853 patent/US4104454A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2355890A1 (fr) * | 1976-06-23 | 1978-01-20 | Continental Oil Co | Procede pour empecher une accumulation de poly-chlorure de vinyle dans des reacteurs de polymerisation |
Also Published As
Publication number | Publication date |
---|---|
SE7703840L (sv) | 1977-12-24 |
CA1095645A (en) | 1981-02-10 |
NO771176L (no) | 1977-12-27 |
NO147524C (no) | 1983-04-27 |
US4104454A (en) | 1978-08-01 |
US4068052A (en) | 1978-01-10 |
DE2709053A1 (de) | 1978-01-05 |
JPS53280A (en) | 1978-01-05 |
FR2355890B1 (xx) | 1982-10-22 |
ZA77546B (en) | 1977-12-28 |
GB1532394A (en) | 1978-11-15 |
FR2355890A1 (fr) | 1978-01-20 |
SE435188B (sv) | 1984-09-10 |
NO147524B (no) | 1983-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CH | Change of patent owner |
Owner name: *CONOCO INC. Effective date: 19840814 |
|
CN | Change of patent owner's name |
Owner name: *CONOCO INC. Effective date: 19840814 |
|
RE | Patent lapsed |
Owner name: CONOCO INC. Effective date: 19850304 |