DK209779A - Fremgangsmaade til at mindske polymeropbygning under suspensionspolymerisation - Google Patents
Fremgangsmaade til at mindske polymeropbygning under suspensionspolymerisationInfo
- Publication number
- DK209779A DK209779A DK209779A DK209779A DK209779A DK 209779 A DK209779 A DK 209779A DK 209779 A DK209779 A DK 209779A DK 209779 A DK209779 A DK 209779A DK 209779 A DK209779 A DK 209779A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- suspension polymerization
- building under
- under suspension
- polymer building
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
- 238000010557 suspension 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Building Environments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/921,647 US4145496A (en) | 1978-07-03 | 1978-07-03 | Prevention of PVC polymer buildup in polymerization reactors using oxalyl bis(benzylidenehydrazide) and alumina |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK209779A true DK209779A (da) | 1980-01-04 |
Family
ID=25445739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK209779A DK209779A (da) | 1978-07-03 | 1979-05-22 | Fremgangsmaade til at mindske polymeropbygning under suspensionspolymerisation |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4145496A (da) |
| EP (1) | EP0006418B1 (da) |
| JP (1) | JPS559689A (da) |
| CA (1) | CA1130049A (da) |
| DE (1) | DE2964980D1 (da) |
| DK (1) | DK209779A (da) |
| NO (1) | NO791683L (da) |
| ZA (1) | ZA79838B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59202201A (ja) * | 1983-04-28 | 1984-11-16 | Shin Etsu Chem Co Ltd | 重合体スケ−ル付着防止剤およびそれを使用する方法 |
| US6001937A (en) * | 1998-11-17 | 1999-12-14 | Occidental Chemical Corporation | Reducing scale in vinyl polymerizations |
| KR100839314B1 (ko) * | 2002-04-11 | 2008-06-17 | 아크조 노벨 엔.브이. | 오염 방지제의 도포 방법 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3736172A (en) * | 1971-08-23 | 1973-05-29 | R Delano | Method to prevent condensate accumulation on a surface |
| DE2224144A1 (de) | 1972-05-17 | 1973-11-29 | Shinetsu Chemical Co | Verfahren zur herstellung von homooder mischpolymerisaten des vinylchlorids und vorrichtungen zur durchfuehrung des verfahrens |
| US4068052A (en) * | 1976-06-23 | 1978-01-10 | Continental Oil Company | Reducing PVC polymer buildup in polymerization reactors with dithioxamides and alumina |
-
1978
- 1978-07-03 US US05/921,647 patent/US4145496A/en not_active Expired - Lifetime
-
1979
- 1979-02-12 DE DE7979100409T patent/DE2964980D1/de not_active Expired
- 1979-02-12 EP EP79100409A patent/EP0006418B1/en not_active Expired
- 1979-02-19 CA CA321,802A patent/CA1130049A/en not_active Expired
- 1979-02-22 ZA ZA79838A patent/ZA79838B/xx unknown
- 1979-05-22 NO NO791683A patent/NO791683L/no unknown
- 1979-05-22 DK DK209779A patent/DK209779A/da unknown
- 1979-06-08 JP JP7212779A patent/JPS559689A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA79838B (en) | 1980-03-26 |
| JPS559689A (en) | 1980-01-23 |
| EP0006418B1 (en) | 1983-03-09 |
| CA1130049A (en) | 1982-08-17 |
| NO791683L (no) | 1980-01-04 |
| EP0006418A1 (en) | 1980-01-09 |
| DE2964980D1 (en) | 1983-04-14 |
| US4145496A (en) | 1979-03-20 |
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