KR920000833A - Highly transparent polyester manufacturing method - Google Patents

Highly transparent polyester manufacturing method Download PDF

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Publication number
KR920000833A
KR920000833A KR1019900009102A KR900009102A KR920000833A KR 920000833 A KR920000833 A KR 920000833A KR 1019900009102 A KR1019900009102 A KR 1019900009102A KR 900009102 A KR900009102 A KR 900009102A KR 920000833 A KR920000833 A KR 920000833A
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KR
South Korea
Prior art keywords
compound
polymer
acid
highly transparent
compounds
Prior art date
Application number
KR1019900009102A
Other languages
Korean (ko)
Other versions
KR930005144B1 (en
Inventor
이수형
김태한
김광태
Original Assignee
이수환
제일합섬 주식회사
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.)
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Publication date
Application filed by 이수환, 제일합섬 주식회사 filed Critical 이수환
Priority to KR1019900009102A priority Critical patent/KR930005144B1/en
Publication of KR920000833A publication Critical patent/KR920000833A/en
Application granted granted Critical
Publication of KR930005144B1 publication Critical patent/KR930005144B1/en

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes

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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)
  • Polyesters Or Polycarbonates (AREA)

Abstract

내용 없음.No content.

Description

고투명 폴리에스테르 제조방법Highly transparent polyester manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (1)

테레프탈산을 주로 하는 디카르복실산과 에칠렌글리콜을 주로 하는 글리콜과의 에스테르화 반응으로부터 비스-β-하이드록시에칠테레프탈레이트 및 이의 저중합체를 주로 하는 물질을 합성시킴에 있어서, 일정량의 비스-β-하이드록시에칠테레프탈레이트 및 그것의 저중합체에 테레프탈산과 에칠렌 글리콜로된 슬러리를 연속적 혹은 정기적으로 공급하면서 실질적인 상압하에서 에스테르 반응을 행하고, 계속하여 마그네슘 또는 망간 화합물에서 선택된 적어도 한 종류이상의 화합물(A), 알카리 금속화합물에서 선택된 적어도 한 종류 이상의 화합물(B) 및 인산, 아인산 및 그것의 에스테르로부터 선택된 적어도 한 종류 이상의 인 화합물(C)을 아래의 일반식Ⅰ, Ⅱ, Ⅲ을 만족하도록 첨가하고 중축합 반응을 하는 것을 특징으로 하는 고투명 폴리에스테르 제조방법.A certain amount of bis-β- in synthesizing bis-β-hydroxyethyl terephthalate and a substance mainly composed of its oligomer from an esterification reaction between dicarboxylic acid mainly containing terephthalic acid and glycol mainly containing ethylene glycol. At least one or more kinds of compounds (A) selected from magnesium or manganese compounds by carrying out an ester reaction under substantial atmospheric pressure while continuously or regularly supplying a slurry of terephthalic acid and ethylene glycol to hydroxyethyl terephthalate and its oligomers At least one compound (B) selected from alkali metal compounds and at least one phosphorus compound (C) selected from phosphoric acid, phosphorous acid and esters thereof is added to satisfy the following general formulas (I), (II), (III) and polycondensation: Highly transparent polyester, characterized in that the reaction Method. 0.005wt%≤[M1]≤0.05wt% ........... (I)0.005wt% ≤ [M 1 ] ≤0.05wt% ........... (I) (윗 식에서 [M1]은 (A)화합물의 폴리머에 대한 무게%이고, [M2]는 (B)화합물의 폴리머에 대한 무게%이고, [P]는 (C)화합물의 폴리머에 대한 무게%를 나타낸다.)Where [M 1 ] is the weight percent of the polymer of the compound (A), [M 2 ] is the weight percent of the polymer of the compound (B), and [P] is the weight of the polymer of the compound of (C) Indicates%) ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019900009102A 1990-06-20 1990-06-20 Process for the preparation of polyester KR930005144B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900009102A KR930005144B1 (en) 1990-06-20 1990-06-20 Process for the preparation of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900009102A KR930005144B1 (en) 1990-06-20 1990-06-20 Process for the preparation of polyester

Publications (2)

Publication Number Publication Date
KR920000833A true KR920000833A (en) 1992-01-29
KR930005144B1 KR930005144B1 (en) 1993-06-16

Family

ID=19300300

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900009102A KR930005144B1 (en) 1990-06-20 1990-06-20 Process for the preparation of polyester

Country Status (1)

Country Link
KR (1) KR930005144B1 (en)

Also Published As

Publication number Publication date
KR930005144B1 (en) 1993-06-16

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