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KR850002576A - Polybutylene Terephthalate Manufacturing Method - Google Patents

Polybutylene Terephthalate Manufacturing Method Download PDF

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Publication number
KR850002576A
KR850002576A KR1019830004505A KR830004505A KR850002576A KR 850002576 A KR850002576 A KR 850002576A KR 1019830004505 A KR1019830004505 A KR 1019830004505A KR 830004505 A KR830004505 A KR 830004505A KR 850002576 A KR850002576 A KR 850002576A
Authority
KR
South Korea
Prior art keywords
polybutylene terephthalate
phosphoric acid
ester
general formula
producing
Prior art date
Application number
KR1019830004505A
Other languages
Korean (ko)
Inventor
이영관, (외 1)
Original Assignee
경주현
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.)
Filing date
Publication date
Application filed by 경주현, 제일합섬 주식회사 filed Critical 경주현
Priority to KR1019830004505A priority Critical patent/KR850002576A/en
Publication of KR850002576A publication Critical patent/KR850002576A/en

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Classifications

    • 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

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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 없음No content

Description

폴리 부틸렌 테레프탈레이트 제조방법Polybutylene Terephthalate Manufacturing Method

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

Claims (2)

테레프탈산과 1,4-부탄디올을 반응시켜 폴리부틸렌 테레프탈레이트를 제조함에 있어서, 아래와 같은 일반식(1)의 디 카르복실 에스테르를 가진 인산 에스테르와 공지의 인산 또는 중합금속 촉매를 혼합사용하여 색조가 양호한 폴리부틸렌 테레프탈레이트를 제조하는 방법.In preparing polybutylene terephthalate by reacting terephthalic acid with 1,4-butanediol, a color tone is obtained by mixing a phosphoric acid ester having a dicarboxyl ester of the general formula (1) and a known phosphoric acid or a polymerized metal catalyst. Process for producing good polybutylene terephthalate. (1) (One) 여기서 X1: 0Where X 1 : 0 X2, X3: 알콕시기, OH, OCH3, OC2H5, OC3H7 X 2 , X 3 : alkoxy group, OH, OCH 3 , OC 2 H 5 , OC 3 H 7 X4, X5: X 4 , X 5 : R1, R2: H, CH3, C2H5, C3H7이다.R 1 , R 2 : H, CH 3 , C 2 H 5 , C 3 H 7 . 제1항에 있어서 상기 일반식(1)의 인산 에스테르와 인산과의 혼합비율을 아래(2)(3)(4)식을 만족케함을 특징으로하는 폴리 부틸렌 테레프탈레이트의 제조방법.The method for producing polybutylene terephthalate according to claim 1, wherein the mixing ratio between the phosphate ester of the general formula (1) and the phosphoric acid is satisfied (2) (3) (4). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019830004505A 1983-09-26 1983-09-26 Polybutylene Terephthalate Manufacturing Method KR850002576A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019830004505A KR850002576A (en) 1983-09-26 1983-09-26 Polybutylene Terephthalate Manufacturing Method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019830004505A KR850002576A (en) 1983-09-26 1983-09-26 Polybutylene Terephthalate Manufacturing Method

Publications (1)

Publication Number Publication Date
KR850002576A true KR850002576A (en) 1985-05-15

Family

ID=55177007

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004505A KR850002576A (en) 1983-09-26 1983-09-26 Polybutylene Terephthalate Manufacturing Method

Country Status (1)

Country Link
KR (1) KR850002576A (en)

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19830926

PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19860318

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 19860528

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 19860318

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I