METHOD FOR PRODUCING PROPYLENE COPOLYMER IMPROVED COPOLYMERIZATION ACTIVITY

To provide a method of producing a propylene copolymer having a high comonomer content, high activity, and a low amorphous content, capable of dramatically mitigating agglomeration of polymer particles during the production of the copolymer.SOLUTION: Provided are methods for producing propylene copo...

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Bibliographic Details
Main Authors LEE YOUNGJOO, PARK SUNG JAI, LEE SEUNG CHEOL
Format Patent
LanguageEnglish
Japanese
Published 03.06.2024
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:To provide a method of producing a propylene copolymer having a high comonomer content, high activity, and a low amorphous content, capable of dramatically mitigating agglomeration of polymer particles during the production of the copolymer.SOLUTION: Provided are methods for producing propylene copolymers, encompassing methods for producing solid catalysts that are composed of carriers produced through a reaction of dialkoxy magnesium with metal halides, titanium halides, organic electron donors and the like.SELECTED DRAWING: None 【課題】高いコモノマー含量、高い活性及び低い非結晶含量を有するプロピレン系共重合体を製造することができ、共重合体の製造時のポリマー粒子の固まり現象を画期的に改善することができるプロピレン系共重合体の製造方法を提供する。【解決手段】本発明は、プロピレン系共重合体を製造する方法であって、ジアルコキシマグネシウムを金属ハライドとの反応を通じて生成された担体とチタンハライド、有機電子供与体などからなる固体触媒の製造方法を含む、方法である。【選択図】なし
Bibliography:Application Number: JP20230195781