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SU650508A3 - Method of obtaining polyethylene - Google Patents

Method of obtaining polyethylene

Info

Publication number
SU650508A3
SU650508A3 SU752149106A SU2149106A SU650508A3 SU 650508 A3 SU650508 A3 SU 650508A3 SU 752149106 A SU752149106 A SU 752149106A SU 2149106 A SU2149106 A SU 2149106A SU 650508 A3 SU650508 A3 SU 650508A3
Authority
SU
USSR - Soviet Union
Prior art keywords
titanium
yield
hours
reaction time
polymer per
Prior art date
Application number
SU752149106A
Other languages
Russian (ru)
Inventor
Корбеллини Маргерита
Балдуччи Агостино
Original Assignee
Снам Прогетти С.П.А. (Фирма)
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
Application filed by Снам Прогетти С.П.А. (Фирма) filed Critical Снам Прогетти С.П.А. (Фирма)
Application granted granted Critical
Publication of SU650508A3 publication Critical patent/SU650508A3/en

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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Claims (2)

Выход 54 кг полимера на 1 г титана. Продолжительность реакции «примерно 6 ч. Полимер не течет. Пример 4. Процесс аналогичен нримеру 2, ведут его в присутствии водорода. Рн, 3 КГ/СМ2; Рс,н, 6 кг/см2;Ра,/РслО,5. Выход 23 кг Полимера на 1 г титана при длительности реакции примерно 6 ч. Полимер не течет. Пример 5. Процесс аналогичен примеру 3, однако, давление водорода равно 6 КГ/СМ2 Р Н./РС,Н. 1. Выход 47 кг полимера на 1 г титана при длительности реакции примерно 6 ч. Показатель текучести расплава (ПТР) при 2,1 кг 0,5. Пример 6. Процесс провод т по примеру 4. Рн, 6 КГ/СМ2; РС,Н. 6 КГ/СМ2; Рн,/РсА1Выход 10 кг полимера на 1 г титана при длительности реакции примерно 6 ч. Пример 7. Процесс ировод т ло примеруЗ . Рн./Рс.н. 2. Выход 35 кг полимера на один г титана при длительности реакции 6 ч. ПТР 1,3. Пример 8. Процесс провод т по примеру 4, однако, соотношение давлений равно The yield of 54 kg of polymer per 1 g of titanium. The reaction time is about 6 hours. The polymer does not flow. Example 4. The process is similar to example 2, lead it in the presence of hydrogen. PH, 3 KG / CM2; Pc, n, 6 kg / cm2; Pa, / Xero, 5. The yield of 23 kg of polymer per 1 g of titanium with a reaction time of approximately 6 hours. The polymer does not flow. Example 5. The process is similar to example 3, however, the hydrogen pressure is 6 KG / CM2 P N. / PC, H. 1. The yield of 47 kg of polymer per 1 g of titanium with a reaction time of approximately 6 hours. The melt flow rate (MFR) at 2.1 kg 0.5. Example 6. The process is carried out as described in Example 4. PH, 6 KG / CM2; RS, H. 6 KG / CM2; PH, / PCA1, Output 10 kg of polymer per gram of titanium with a reaction time of about 6 hours. Example 7. The process was carried out like an example. Rn./Rsn. 2. The yield of 35 kg of polymer per g of titanium with a reaction time of 6 hours. The MFR is 1.3. Example 8. The process is carried out as in example 4, however, the pressure ratio is 2. Выход 5 кг полимера на 1 г титйна при продолжительности реакции примерно 6 ч. ПТР 2,8. Пример 9. Процесс провод т по примеру 3, однако, отношение давлений равно 2,5. Выход 34 кг нолимера на 1 г титана лри продолжительности реакции примерно 6 ч. ПТР 2,8. Таким образом, предложенный снособ позвол ет получать полиэтилен с высоким выходом и регулируемым молекул рным весом. Формула изобретени  Способ получени  полиэтилена полимеризацией этилена в среде углеводородного растворител  в присутствии катализатора, состо щего из треххлористого титана и соединени  алюмини , от л и ч а ю щи и с  тем, что, с целью повышени  выхода конечного продукта, в качестве соединени  алюмини  примен ют соединение формулы Н8А17(Ы-ИЗО-СзН7)бС1 Источники информации, прин тые во внимание при экспертизе 1. Корнеев Н. Н. и др. Комплексные металлоорганические катализаторы. Л., «Хими , 1969, с. 163-166.2. Yield 5 kg of polymer per 1 g of titanium with a reaction time of about 6 hours. The MFR of 2.8. Example 9. The process is carried out as in Example 3, however, the pressure ratio is 2.5. The yield of 34 kg of polymer per 1 g of titanium and the duration of the reaction is about 6 hours. The MFR is 2.8. Thus, the proposed procedure allows to obtain polyethylene with a high yield and adjustable molecular weight. The invention The method of producing polyethylene by polymerization of ethylene in a hydrocarbon solvent in the presence of a catalyst consisting of titanium trichloride and an aluminum compound is from one another and in order to increase the yield of the final product, an aluminum compound is used Compound of formula Н8А17 (L-IZO-SzN7) bC1 Sources of information taken into account during the examination 1. N. Korneev, N. et al. Complex organometallic catalysts. L., “Himi, 1969, p. 163-166.
SU752149106A 1974-07-01 1975-07-01 Method of obtaining polyethylene SU650508A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24660/74A IT1015582B (en) 1974-07-01 1974-07-01 PROCESS FOR THE POLYMERIZATION OF ETHYLENE

Publications (1)

Publication Number Publication Date
SU650508A3 true SU650508A3 (en) 1979-02-28

Family

ID=11214291

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752149106A SU650508A3 (en) 1974-07-01 1975-07-01 Method of obtaining polyethylene

Country Status (20)

Country Link
JP (1) JPS5128192A (en)
BE (1) BE830811A (en)
CA (1) CA1036299A (en)
CH (1) CH606139A5 (en)
CS (1) CS193515B2 (en)
DD (1) DD119051A5 (en)
DE (1) DE2529332C2 (en)
DK (1) DK145667C (en)
FR (1) FR2277107A1 (en)
GB (1) GB1508046A (en)
HU (1) HU171826B (en)
IL (1) IL47772A (en)
IT (1) IT1015582B (en)
LU (1) LU72855A1 (en)
NL (1) NL7507772A (en)
NO (1) NO752290L (en)
SE (1) SE7507562L (en)
SU (1) SU650508A3 (en)
YU (1) YU36981B (en)
ZA (1) ZA754106B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125866C (en) * 1965-02-03
DE1595666C3 (en) * 1966-08-09 1982-06-16 Hoechst Ag, 6000 Frankfurt Process for the polymerization of ethylene or its mixtures with higher alpha-olefins
IT981299B (en) * 1973-03-12 1974-10-10 Snam Progetti PRODUCTION OF LIQUID POLYMERS WITH VERY HIGH VISCOSITY
IT985609B (en) * 1973-04-30 1974-12-10 Snam Progetti PROCESS FOR THE PREPARATION OF POLYALFAOLEFIN FIBERS AND FIBERS OF THIS OBTAINED
IT989189B (en) * 1973-06-15 1975-05-20 Snam Progetti PROCESS FOR THE PRODUCTION OF POLYETHYLENE

Also Published As

Publication number Publication date
JPS5128192A (en) 1976-03-09
IT1015582B (en) 1977-05-20
NO752290L (en) 1976-01-05
YU36981B (en) 1984-08-31
GB1508046A (en) 1978-04-19
ZA754106B (en) 1976-06-30
NL7507772A (en) 1976-01-05
DK296075A (en) 1976-01-02
DD119051A5 (en) 1976-04-05
DK145667C (en) 1983-07-18
AU8212375A (en) 1976-12-16
CS193515B2 (en) 1979-10-31
FR2277107A1 (en) 1976-01-30
YU164475A (en) 1982-02-25
DE2529332A1 (en) 1976-01-15
IL47772A (en) 1979-09-30
DK145667B (en) 1983-01-17
DE2529332C2 (en) 1985-01-10
CA1036299A (en) 1978-08-08
CH606139A5 (en) 1978-10-31
IL47772A0 (en) 1975-10-15
SE7507562L (en) 1976-01-02
HU171826B (en) 1978-03-28
BE830811A (en) 1975-10-16
LU72855A1 (en) 1975-10-08
FR2277107B1 (en) 1980-04-30

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