ZA935499B - Process for producing sticky polymers. - Google Patents
Process for producing sticky polymers.Info
- Publication number
- ZA935499B ZA935499B ZA935499A ZA935499A ZA935499B ZA 935499 B ZA935499 B ZA 935499B ZA 935499 A ZA935499 A ZA 935499A ZA 935499 A ZA935499 A ZA 935499A ZA 935499 B ZA935499 B ZA 935499B
- Authority
- ZA
- South Africa
- Prior art keywords
- sticky polymers
- producing sticky
- producing
- reactor
- conducting
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/921,944 US5194526A (en) | 1992-07-30 | 1992-07-30 | Process for producing sticky polymers |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA935499B true ZA935499B (en) | 1994-02-28 |
Family
ID=25446234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA935499A ZA935499B (en) | 1992-07-30 | 1993-07-29 | Process for producing sticky polymers. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5194526A (de) |
EP (1) | EP0584574B1 (de) |
JP (1) | JP2811529B2 (de) |
KR (1) | KR0165133B1 (de) |
CN (1) | CN1084520A (de) |
AT (1) | ATE143383T1 (de) |
BR (1) | BR9303039A (de) |
CA (1) | CA2101607A1 (de) |
DE (1) | DE69305033T2 (de) |
ES (1) | ES2094425T3 (de) |
MX (1) | MX9304593A (de) |
ZA (1) | ZA935499B (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5391657A (en) * | 1993-09-27 | 1995-02-21 | Union Carbide Chemicals & Plastics Technology Corporaton | Method for reducing sheeting and static charges during polymerization of ethylene polymers |
US5733988A (en) * | 1994-06-29 | 1998-03-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene |
US5461123A (en) | 1994-07-14 | 1995-10-24 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase fluidized bed polyolefin polymerization process using sound waves |
US5428118A (en) | 1994-07-15 | 1995-06-27 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase fluidized bed polyolefin polymerization process using gas or gas-solids tangential flow |
US6124230A (en) * | 1995-07-13 | 2000-09-26 | Exxon Chemical Patents, Inc. | Polymerization catalyst systems, their production and use |
US6140432A (en) * | 1995-07-13 | 2000-10-31 | Exxon Chemical Patents Inc. | Polymerization catalyst systems, their production and use |
AU3456995A (en) | 1994-11-02 | 1996-05-09 | Union Carbide Chemicals & Plastics Technology Corporation | Process for the production of homogeneous ethylene propylene rubbers using a vanadium catalyst supported on magnesium chloride |
DE19835467A1 (de) | 1998-08-06 | 2000-02-17 | Elenac Gmbh | Feststoffreaktor mit antistatischer Beschichtung zur Durchführung von Reaktionen in der Gasphase |
US6288181B1 (en) | 1999-03-30 | 2001-09-11 | Eastman Chemical Company | Process for producing polyolefins |
WO2000058374A1 (en) | 1999-03-30 | 2000-10-05 | Eastman Chemical Company | Process for producing polyolefins |
US6300432B1 (en) | 1999-03-30 | 2001-10-09 | Eastman Chemical Company | Process for producing polyolefins |
US6313236B1 (en) | 1999-03-30 | 2001-11-06 | Eastman Chemical Company | Process for producing polyolefins |
DE60013819T2 (de) * | 1999-05-07 | 2005-01-27 | Bp Chemicals Ltd. | Verfahren zur gasphasen (co-)polymerisation von olefinen in einem fliessbettreaktor |
WO2001016189A1 (en) | 1999-08-31 | 2001-03-08 | Eastman Chemical Company | Process for producing polyolefins |
US6191238B1 (en) | 1999-08-31 | 2001-02-20 | Eastman Chemical Company | Process for producing polyolefins |
US6187879B1 (en) | 1999-08-31 | 2001-02-13 | Eastman Chemical Company | Process for producing polyolefins |
EP1218418A1 (de) * | 1999-09-09 | 2002-07-03 | BP Chemicals Limited | Verfahren zur kontinuierlichen gasphasen(co)polymerisation von olefinen in einem fliessbettreaktor |
US6359083B1 (en) | 2000-05-02 | 2002-03-19 | Eastman Chemical Company | Olefin polymerization process |
US7238756B2 (en) * | 2003-10-15 | 2007-07-03 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
US6828395B1 (en) | 2003-10-15 | 2004-12-07 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
US7683140B2 (en) * | 2004-05-20 | 2010-03-23 | Univation Technologies, Llc | Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring |
TW200613326A (en) | 2004-05-20 | 2006-05-01 | Exxonmobil Chemical Patents Inc | Polymerization process |
US7754830B2 (en) | 2004-05-20 | 2010-07-13 | Univation Technologies, Llc | Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events |
DE102006022255A1 (de) * | 2006-05-11 | 2007-11-15 | Basell Polyolefine Gmbh | Antistatikum für die Olefinpolymerisation und Verfahren zu dessen Herstellung |
DE102006022256A1 (de) * | 2006-05-11 | 2007-11-15 | Basell Polyolefine Gmbh | Verfahren zur Dosierung von Prozessadditiven, insbesondere Antistatika, in Polymerisationsreaktoren |
GB0610668D0 (en) * | 2006-05-30 | 2006-07-12 | Nova Chem Int Sa | Supported antistatic polymerization catalysts |
RU2448981C2 (ru) * | 2006-09-07 | 2012-04-27 | Юнивейшн Текнолоджиз, Ллк | Способы определения в режиме реального времени степени липкости смолы с использованием модели снижения температуры начала плавления |
US8273834B2 (en) * | 2006-09-07 | 2012-09-25 | Univation Technologies, Llc | Methods for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4649128A (en) * | 1985-11-21 | 1987-03-10 | National Distillers And Chemical Corporation | Deactivator for olefin polymerization catalyst |
US5026795A (en) * | 1987-02-24 | 1991-06-25 | Phillips Petroleum Co | Process for preventing fouling in a gas phase polymerization reactor |
US4803251A (en) * | 1987-11-04 | 1989-02-07 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
DE3833444A1 (de) * | 1988-10-01 | 1990-04-05 | Basf Ag | Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems |
US4994534A (en) * | 1989-09-28 | 1991-02-19 | Union Carbide Chemicals And Plastics Company Inc. | Process for producing sticky polymers |
US5037905A (en) * | 1989-12-07 | 1991-08-06 | Union Carbide Chemicals And Plastics Technology Corporation | Process for reducing polymer build-up in heat exchangers during polymerization of alpha-olefins |
FR2660926B1 (fr) * | 1990-04-11 | 1992-07-31 | Bp Chemicals Snc | Prepolymere d'alpha-olefine contenant un metal de transition et procede de polymerisation d'alpha-olefine en phase gazeuse mettant en óoeuvre le prepolymere. |
-
1992
- 1992-07-30 US US07/921,944 patent/US5194526A/en not_active Expired - Fee Related
-
1993
- 1993-07-29 AT AT93112175T patent/ATE143383T1/de active
- 1993-07-29 BR BR939303039A patent/BR9303039A/pt not_active Application Discontinuation
- 1993-07-29 ES ES93112175T patent/ES2094425T3/es not_active Expired - Lifetime
- 1993-07-29 KR KR1019930014493A patent/KR0165133B1/ko not_active IP Right Cessation
- 1993-07-29 DE DE69305033T patent/DE69305033T2/de not_active Expired - Fee Related
- 1993-07-29 JP JP5205628A patent/JP2811529B2/ja not_active Expired - Lifetime
- 1993-07-29 CN CN93116821A patent/CN1084520A/zh active Pending
- 1993-07-29 CA CA002101607A patent/CA2101607A1/en not_active Abandoned
- 1993-07-29 ZA ZA935499A patent/ZA935499B/xx unknown
- 1993-07-29 EP EP93112175A patent/EP0584574B1/de not_active Expired - Lifetime
- 1993-07-29 MX MX9304593A patent/MX9304593A/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP0584574A1 (de) | 1994-03-02 |
US5194526A (en) | 1993-03-16 |
KR940002273A (ko) | 1994-02-17 |
BR9303039A (pt) | 1994-03-01 |
CA2101607A1 (en) | 1994-01-31 |
DE69305033T2 (de) | 1997-02-06 |
DE69305033D1 (de) | 1996-10-31 |
CN1084520A (zh) | 1994-03-30 |
EP0584574B1 (de) | 1996-09-25 |
JPH06172412A (ja) | 1994-06-21 |
JP2811529B2 (ja) | 1998-10-15 |
ES2094425T3 (es) | 1997-01-16 |
MX9304593A (es) | 1994-03-31 |
ATE143383T1 (de) | 1996-10-15 |
KR0165133B1 (ko) | 1999-03-20 |
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