KR960004372A - Process for preparing catalyst composition for particle size control of polyolefin polymer - Google Patents

Process for preparing catalyst composition for particle size control of polyolefin polymer Download PDF

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Publication number
KR960004372A
KR960004372A KR1019940018278A KR19940018278A KR960004372A KR 960004372 A KR960004372 A KR 960004372A KR 1019940018278 A KR1019940018278 A KR 1019940018278A KR 19940018278 A KR19940018278 A KR 19940018278A KR 960004372 A KR960004372 A KR 960004372A
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South Korea
Prior art keywords
catalyst composition
magnesium compound
compound
mol
magnesium
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KR1019940018278A
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Korean (ko)
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KR0143967B1 (en
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이안기
허영철
박상현
송보근
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정보영
호남석유화학 주식회사
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    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • 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
    • C08F110/04—Monomers containing three or four carbon atoms
    • C08F110/06—Propene

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  • 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)

Abstract

본 발명의 에틸렌 및 탄소수 3∼8개를 가지는 α-올레핀의 중합에 사용하기 위한 지글러-나타계 촉매조성물의 제조방법 및 그를 이용하여 특정 입도의 α-올레핀을 중합하는 방법을 제공한다.Provided are a method for producing a Ziegler-Natta catalyst composition for use in the polymerization of ethylene and an α-olefin having 3 to 8 carbon atoms of the present invention, and a method for polymerizing an α-olefin having a specific particle size using the same.

본 발명에 따르면 (1)티타늄 1몰당 불활성 탄화수소 용매 1-200몰을 혼합하여 저농도 액상 티타늄 화합물(A)를 수득하는 단계; (2)마그네슘 화합물을 불활성 탄화수소 용매중에서 마그네슘 화합물 1몰당 0.01-3몰의 유기 카르복실산 에스테로로 처리하여 유기 카르복실산 에스테르-함유 마그네슘 화합물(B)를 수득하는 단계; 및 상기 (1)단계에서 얻은 티타늄 화합물(A)과 상기 (2)단계에서 얻은 마그네슘 화합물(B)를 티타늄 화합물(A) 1몰당 마그네슘 화합물(B) 0.1몰 이상의 양으로 접촉시키는 단계를 포함하는 특징으로 하는 방법에 의해 상기 촉매조성물을 제조한다.According to the present invention, (1) mixing 1-200 mol of inert hydrocarbon solvent per mol of titanium to obtain a low concentration liquid titanium compound (A); (2) treating the magnesium compound with 0.01-3 moles of organic carboxylic acid ester per mole of magnesium compound in an inert hydrocarbon solvent to obtain an organic carboxylic acid ester-containing magnesium compound (B); And contacting the titanium compound (A) obtained in the step (1) and the magnesium compound (B) obtained in the step (2) in an amount of 0.1 mol or more per magnesium mole of the titanium compound (A). The catalyst composition is prepared by the method characterized by the above-mentioned.

상기 방법에 의해 제조된 촉매 조성물은 에틸렌 및 탄소수 3∼8개를 가지는 α-올레핀의 중합하여 평균 입경이 조절된 중합체를 제조하는데에 이용될 수 있다.The catalyst composition prepared by the above method can be used to prepare a polymer having an average particle diameter controlled by polymerization of ethylene and an α-olefin having 3 to 8 carbon atoms.

Description

폴리올레펜 중합체의 입도 조절용 촉매 조성물의 제조방법Process for preparing catalyst composition for particle size control of polyolepen polymer

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (4)

(1)티타늄 1몰당 불활성 탄화수소 용매 1-200몰을 혼합하여 저농도 액상 티타늄 화합물(A)를 수득하는단계; (2)마그네슘 화합물을 불활성 탄화수소 용매중에서 마그네슘 화합물 1몰당 0.01-3몰의 유기 카르복실산 에스테르로 처리하여 유기 카르복실산 에스테르-함유 마그네슘 화합물(B)를 수득하는 단계; 및 (3) 상기 (1)단계에서 얻은 티타늄 화합물(A)과 상기 (2)단계에서 얻은 마그네슘 화합물(B)를 티타늄 화합물(A) 1몰당 마그네슘 화합물(B) 0.1몰 이상의 양으로 접촉시키는 단계를 포함함을 특징으로 에틸렌 및 탄소수 3∼8개를 α-올레핀의 중합체 제조용의 촉매 조성물의 제조방법.(1) mixing 1-200 mol of inert hydrocarbon solvent per mol of titanium to obtain a low concentration liquid titanium compound (A); (2) treating the magnesium compound with 0.01-3 moles of organic carboxylic acid ester per mole of magnesium compound in an inert hydrocarbon solvent to obtain an organic carboxylic acid ester-containing magnesium compound (B); And (3) contacting the titanium compound (A) obtained in the step (1) and the magnesium compound (B) obtained in the step (2) in an amount of at least 0.1 mol of the magnesium compound (B) per mole of the titanium compound (A). Method for producing a catalyst composition for producing a polymer of ethylene and α-olefin having 3 to 8 carbon atoms. 제1항에 있어서, 단계(2)에서 마그네슘 화합물을 먼저 마그네슘 1몰당 0.1몰 이상의 알코올류, 카르복실산류, 알데히드류 및 아민류로부터 선택되는 용해제에 용해시킨 후 유기 카르복실산 에스테르로 처리함을 특징으로 하는 촉매 조성물의 제조방법.The method according to claim 1, characterized in that in step (2), the magnesium compound is first dissolved in a dissolving agent selected from 0.1 moles or more of alcohols, carboxylic acids, aldehydes and amines per mole of magnesium and then treated with an organic carboxylic acid ester. Method for producing a catalyst composition. 내용 없음No content 제1항에 있어서, 촉매조성물은 0.930∼0.970g/㎤의 밀도를 가지는 폴리에틸렌의 제조에 사용됨을 특징으로 하는 제조방법.The process according to claim 1, wherein the catalyst composition is used for producing polyethylene having a density of 0.930 to 0.970 g / cm 3. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940018278A 1994-07-27 1994-07-27 Process for preparing catalyst composition for polymerizing polyolefins KR0143967B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940018278A KR0143967B1 (en) 1994-07-27 1994-07-27 Process for preparing catalyst composition for polymerizing polyolefins

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KR960004372A true KR960004372A (en) 1996-02-23
KR0143967B1 KR0143967B1 (en) 1998-07-15

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