RU97117890A - METHOD FOR PRODUCING ETHYLENE-PROPYLENE AND ETHYLENE-PROPYLENE-DIENE COPOLYMERS - Google Patents

METHOD FOR PRODUCING ETHYLENE-PROPYLENE AND ETHYLENE-PROPYLENE-DIENE COPOLYMERS

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Publication number
RU97117890A
RU97117890A RU97117890/04A RU97117890A RU97117890A RU 97117890 A RU97117890 A RU 97117890A RU 97117890/04 A RU97117890/04 A RU 97117890/04A RU 97117890 A RU97117890 A RU 97117890A RU 97117890 A RU97117890 A RU 97117890A
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RU
Russia
Prior art keywords
vanadium
propylene
ethylene
molar ratio
activator
Prior art date
Application number
RU97117890/04A
Other languages
Russian (ru)
Other versions
RU2185390C2 (en
Inventor
Таналья Тициано
Original Assignee
ЭНИКЕМ С.п.А.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from IT96MI002069A external-priority patent/IT1284927B1/en
Application filed by ЭНИКЕМ С.п.А. filed Critical ЭНИКЕМ С.п.А.
Publication of RU97117890A publication Critical patent/RU97117890A/en
Application granted granted Critical
Publication of RU2185390C2 publication Critical patent/RU2185390C2/en

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Claims (11)

1. Способ получения этилен-пропиленовых (ЭПМ) и этилен-пропилен-диеновых (ЭПДМ) эластомерных сополимеров в жидкой фазе, предпочтительно в суспензии жидкого мономера, в присутствии катализатора, состоящего в основном из соединения ванадия, сокатализатора, состоящего в основном из триалкилалюминия, и, возможно, активатора, отличающийся тем, что триалкилалюминием является в основном триметилалюминий, а соединение ванадия, как таковое или предполимеризованное, выбирают из: (а) соединений, имеющих общую формулу I VО(L)n(X)m, где n есть целое число от 1 до 3 и m - от нуля до 2, (n+m) равно 2 или 3; b) соединений, имеющих общую формулу II V(L)p(X)q, где р есть целое число от 1 до 4, q - от нуля до 3, сумма (р + q ) равна 3 или 4; где L является двузубчатым лигандом, полученным из 1,3-дикетона, а Х является галогеном.1. The method of producing ethylene-propylene (EPM) and ethylene-propylene-diene (EPDM) elastomeric copolymers in the liquid phase, preferably in a suspension of a liquid monomer, in the presence of a catalyst consisting mainly of a vanadium compound, a cocatalyst, consisting mainly of trialkylaluminum, and possibly an activator, characterized in that the trialkylaluminum is mainly trimethylaluminum, and the vanadium compound, as such or prepolymerized, is selected from: (a) compounds having the general formula I VО (L) n (X) m , where n is integer t 1 to 3 and m - from zero to 2, (n + m) is 2 or 3; b) compounds having the general formula II V (L) p (X) q , where p is an integer from 1 to 4, q is from zero to 3, the sum (p + q) is 3 or 4; where L is a two-toothed ligand derived from 1,3-diketone, and X is a halogen. 2. Способ по п. 1, отличающийся тем, что Х является хлором. 2. The method according to p. 1, characterized in that X is chlorine. 3. Способ по п. 1, отличающийся тем, что активатором является хлорированное органическое соединение. 3. The method according to p. 1, characterized in that the activator is a chlorinated organic compound. 4. Способ по п. 1, отличающийся тем, что в соединении, имеющим общую формулу (II), q равно нулю и р равно 3. 4. The method according to p. 1, characterized in that in the compound having the General formula (II), q is zero and p is 3. 5. Способ по п. 1, отличающийся тем, что мольное соотношение между сокатализатором и ванадием равно между 3 и 1000. 5. The method according to p. 1, characterized in that the molar ratio between cocatalyst and vanadium is between 3 and 1000. 6. Способ по п. 5, отличающийся тем, что мольное соотношение между сокатализатором и ванадием равно между 9 и 100. 6. The method according to p. 5, characterized in that the molar ratio between cocatalyst and vanadium is between 9 and 100. 7. Способ по п. 6, отличающийся тем, что мольное соотношение между сокатализатором и ванадием равно между 15 и 50. 7. The method according to p. 6, characterized in that the molar ratio between cocatalyst and vanadium is between 15 and 50. 8. Способ по п. 1, отличающийся тем, что его проводят в присутствии хлорированного активатора и мольное соотношение между хлорированным активатором и ванадием равно от 0,5/1 до 40/1. 8. The method according to p. 1, characterized in that it is carried out in the presence of a chlorinated activator and the molar ratio between the chlorinated activator and vanadium is from 0.5 / 1 to 40/1. 9. Способ по п. 8, отличающийся тем, что мольное соотношение между хлорированным активатором и ванадием равно от 1/1 до 10/1. 9. The method according to p. 8, characterized in that the molar ratio between the chlorinated activator and vanadium is from 1/1 to 10/1. 10. Способ по п. 1, отличающийся тем, что соединение ванадия является ацетилацетонатом ванадия. 10. The method according to p. 1, characterized in that the vanadium compound is vanadium acetylacetonate. 11. Способ по п. 1, отличающийся тем, что катализатор используется в форме предполимера. 11. The method according to p. 1, characterized in that the catalyst is used in the form of a prepolymer.
RU97117890/04A 1996-10-08 1997-10-07 Process of production of ethylene/propylene and ethylene/propylene/diene copolymers RU2185390C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI96A002069 1996-10-08
IT96MI002069A IT1284927B1 (en) 1996-10-08 1996-10-08 PROCEDURE FOR THE PREPARATION OF ETHYLENE PROPYLENE COPOLYMERS WITH A LOW RESIDUAL CHLORINE CONTENT

Publications (2)

Publication Number Publication Date
RU97117890A true RU97117890A (en) 1999-07-10
RU2185390C2 RU2185390C2 (en) 2002-07-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU97117890/04A RU2185390C2 (en) 1996-10-08 1997-10-07 Process of production of ethylene/propylene and ethylene/propylene/diene copolymers

Country Status (10)

Country Link
US (1) US6228960B1 (en)
EP (1) EP0835883B1 (en)
JP (1) JP4033950B2 (en)
KR (1) KR100292733B1 (en)
CN (1) CN1104442C (en)
BR (1) BR9704987A (en)
DE (1) DE69731352T2 (en)
IT (1) IT1284927B1 (en)
RU (1) RU2185390C2 (en)
TW (1) TW446715B (en)

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ITMI20041070A1 (en) * 2004-05-27 2004-08-27 Polimeri Europa Spa CHLORINATED PROMOTERS FOR VANADIUM-BASED POLYMERIZATION CATALYSTS
CN100460424C (en) * 2005-06-30 2009-02-11 中国石油化工股份有限公司 Vanadium non-metallocene polyolefin catalyst and its prepn and application
CN100460423C (en) * 2005-06-30 2009-02-11 中国石油化工股份有限公司 In-situ synthesized supported vanadium non-metallocene polyolefin catalyst and its prepn and application
WO2007033180A1 (en) 2005-09-12 2007-03-22 Abela Pharmaceuticals, Inc. Materials for facilitating administration of dimethyl sulfoxide (dmso) and related compounds
WO2007033082A2 (en) 2005-09-12 2007-03-22 Abela Pharmaceuticals, Inc. Compositions comprising dimethyl sulfoxide (dmso)
US7955418B2 (en) 2005-09-12 2011-06-07 Abela Pharmaceuticals, Inc. Systems for removing dimethyl sulfoxide (DMSO) or related compounds or odors associated with same
US8480797B2 (en) 2005-09-12 2013-07-09 Abela Pharmaceuticals, Inc. Activated carbon systems for facilitating use of dimethyl sulfoxide (DMSO) by removal of same, related compounds, or associated odors
BRPI0921494A2 (en) 2008-11-03 2018-10-30 Prad Reasearch And Development Ltd method of planning a underground forming sampling operation, method of controlling a underground forming sampling operation, method of controlling a drilling operation for an underground formation, and method of sampling during the drilling operation.
KR20120093993A (en) 2009-10-30 2012-08-23 아벨라 파마슈티칼스, 인코포레이티드 Dimethyl sulfoxide (dmso) and methylsulfonylmethane (msm) formulations to treat osteoarthritis
ITMI20112155A1 (en) * 2011-11-25 2013-05-26 Polimeri Europa Spa PROCEDURE FOR THE PREPARATION OF AN ETHYLENE ELASTOMERIC POLYMER

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GB1234738A (en) * 1968-02-16 1971-06-09 Sumitomo Chemical Co Process for producing sulphur curable amorphous copolymers
US3756995A (en) * 1970-04-10 1973-09-04 Japan Synthetic Rubber Co Ltd Svanadium compound trialkyl aluminum haloorganic acid catalytic proces
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JPS61155408A (en) * 1984-12-28 1986-07-15 Idemitsu Kosan Co Ltd Production of ethylene copolymer
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