KR930019722A - Manufacturing method of polyester and molded article using same - Google Patents

Manufacturing method of polyester and molded article using same Download PDF

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Publication number
KR930019722A
KR930019722A KR1019920003725A KR920003725A KR930019722A KR 930019722 A KR930019722 A KR 930019722A KR 1019920003725 A KR1019920003725 A KR 1019920003725A KR 920003725 A KR920003725 A KR 920003725A KR 930019722 A KR930019722 A KR 930019722A
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KR
South Korea
Prior art keywords
acid
polyester
molded article
dicarboxylic acid
composition
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Application number
KR1019920003725A
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Korean (ko)
Inventor
오원학
조병호
김용원
Original Assignee
최준식
주식회사 에스·케이·씨
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Priority to KR1019920003725A priority Critical patent/KR930019722A/en
Priority to JP5046918A priority patent/JPH0616793A/en
Publication of KR930019722A publication Critical patent/KR930019722A/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

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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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 폴리에스테르의 제조방법 및 이를 사용한 폴리에스테르 성형품에 관한 것으로서, 본 발명에서는 주성분으로 테레프탈산 유도체와 글리콜을 포함하는 조성물의 중합반응에 의해 제조되는 폴리에스테르의 제조방법에 있어서, 상기 조성물이 테레프탈산 유도체, 글리콜, 성분에 대하여 0. 3내지 25몰퍼센트의 1, 4-시클로헥산디메탄올, 테레프탈산 성분에 대하여 0. 5내지 5몰퍼센트의 디메틸 2, 6-나프탈렌디카르복시산, 30내지 50ppm의 알칼리 금속 화합물 및 5내지 50ppm의 전이금속 화합물을 포함하여 이루어진 것을 특징으로 하는 폴리에스테르의 제조방법과, 상기한 방법에 따라 얻어지는폴리에스테르를 채용하여 제조되는 폴리에스테르 성형품을 제공한다.The present invention relates to a method for producing a polyester and a polyester molded article using the same, in the present invention, in the method for producing a polyester produced by a polymerization reaction of a composition containing a terephthalic acid derivative and glycol as a main component, the composition is terephthalic acid. 0.3 to 25 mole percent 1,4-cyclohexanedimethanol relative to derivatives, glycols and components, 0.5 to 5 mole percent dimethyl 2, 6-naphthalenedicarboxylic acid, 30 to 50 ppm alkali relative to terephthalic acid component Provided are a method for producing a polyester comprising a metal compound and a transition metal compound of 5 to 50 ppm, and a polyester molded article produced by employing the polyester obtained according to the above method.

본 발명에서 제조되는 폴리에스테르 성형품은 아세트알데히등의 발생량이 적고 투명성이 높은 제품으로서 실용정이 매우 높은 것이다.The polyester molded article produced in the present invention is a product having a small amount of acetaldehyde and the like having high transparency and having a very high utility tablet.

Description

폴리에스테르의 제조방법 및 이를 사용한 성형품Manufacturing method of polyester and molded article using same

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

Claims (8)

주성분으로 테레프탈산 유도체와 글리콜을 포함하는 조성물의 중합반응에 의해 제조되는 폴리에스테르의 제조방법에 있어서, 상기 조성물이 테레프탈산 유도체, 글리콜, 글리콜 성분에 대하여 0. 3내지 25퍼센트의 1, 4-시클로헥산디메탄올, 테레프탈산 성분에 대하여 0.5내지 5몰퍼센트의 디메틸 2, 6-나프탈렌디카르복시산, 30내지 50ppm의 알칼리 금속 화합물 및 5내지 50ppm의 전이 금속 화합물을 포함하여 이루어지는 것을 특징으로 하는 폴리에스테르의 제조방법.A method for preparing a polyester produced by polymerization of a composition comprising a terephthalic acid derivative and glycol as a main component, wherein the composition is 0.3 to 25 percent of 1,4-cyclohexane relative to the terephthalic acid derivative, glycol, and glycol components. Dimethylol, 0.5 to 5 mole percent of dimethyl 2, 6-naphthalenedicarboxylic acid, 30 to 50 ppm of alkali metal compound and 5 to 50 ppm of transition metal compound with respect to terephthalic acid component . 제1항에 있어서, 상기 조성물이 방향족 디카본산으로 이소프탈산, 나프탈렌디카본산, 디페놀디카본산, 디페놀에틸디카본산, 디페놀설폰디카본산, 디페놀키톤, 디페놀키톤 디카본산, 나트륨설폰디카본산 및 디브로모테레프탈산, 지환족 디카본산으로서 테카린디카본산 및 헥사히드로 테레프탈산, 지방족 디카본산으로서 말론산 및 에디프산중 적어도 어느 하나의 디카본산을 더 포함하여 이루어지는 것을 특징으로 하는 폴리에세테르의 제조 방법.The method of claim 1, wherein the composition is an aromatic dicarboxylic acid isophthalic acid, naphthalenedicarboxylic acid, diphenol dicarboxylic acid, diphenol ethyl dicarboxylic acid, diphenol sulfone dicarboxylic acid, diphenol ketone, diphenol ketone dicarboxylic acid, sodium sulfondica Polyether which comprises a dicarboxylic acid of main acid and dibromo terephthalic acid, a cycloaliphatic dicarboxylic acid, and a dicarboxylic acid of tecarinic dicarboxylic acid and hexahydro terephthalic acid, and an aliphatic dicarboxylic acid and at least any one of malonic acid and adipic acid. Method of preparation. 제1항에 있어서, 상기 전이 금속 화합물이 코발트아세테이트류 및 주석류 화합물증 적어도 어느 하나인 것을 특징으로 하는 폴리에스테르의 제조방법.The method for producing a polyester according to claim 1, wherein the transition metal compound is at least one of cobalt acetates and tin compound compounds. 주성분으로 테레프탈산 유도체와 글리콜을 포함하는 조성물의 중합반응에 의해 제조되는 폴리에스테르를 채용하여 얻어지는 폴리에스테르 성형품에 있어서, 상기 조성물이 테레프탈산 유도체, 글리콜, 글리콜 성분에 대하여 0. 3 내지 25몰퍼센트의 1, 4-시클로헥산디메탄올, 테레프탈산 성분에 대하여 0. 5내지 5몰퍼센트의 디메틸 2, 6-나프탈레디카르복시산, 30내지 50ppm의 알칼리 금속 화합물 및 5내지 50ppm의 전이 금속 화합물을 포함하여 이루어지며, 상기 폴리에스테르 성형품의 아세트알데히드 함량이 5ppm 이하이고 색상 b치가 -5내지 0인것을 특징으로 하는 폴리에스테르 성형품.A polyester molded product obtained by employing a polyester produced by polymerization of a composition containing a terephthalic acid derivative and glycol as a main component, wherein the composition is 0.3 to 25 mole percent of 1 with respect to the terephthalic acid derivative, glycol and glycol components. , 4-cyclohexanedimethanol, from 0.5 to 5 mole percent dimethyl 2, 6-naphthaledicarboxylic acid, 30 to 50 ppm alkali metal compound and 5 to 50 ppm transition metal compound relative to terephthalic acid component, , Acetaldehyde content of the polyester molded article is 5ppm or less and color b value is -5 to 0, characterized in that the polyester molded article. 제4항에 있어서, 상기 조성물이 방향족 디카본산으로서 이소프탈산, 나프탈디카본산, 디페놀디카본산, 디페놀에틸디카본산, 디페놀설폰디카본산, 디페놀키톤, 디카본산, 나트륨설폰디카본산 및 디브로모 테레프탈산, 지환족 디카본산으로서 데카린디카본산 및 헥사히드로 테레프탈산, 지방족 디카본산으로서 말론산 및 에디프산 중 적어도 어느 하나의 다카본산을 더 포함하여 이루어지는 것을 특징으로 하는 폴리에스테르 성형품.The composition according to claim 4, wherein the composition is selected from the group consisting of isophthalic acid, naphthaldicarboxylic acid, diphenoldicarboxylic acid, diphenolethyldicarboxylic acid, diphenolsulfondicarboxylic acid, diphenolketone, dicarboxylic acid, sodium sulfondicarboxylic acid, A polyester molded article characterized by further comprising at least one of any of at least one of decarinic dicarboxylic acid and hexahydro terephthalic acid as dibromo terephthalic acid, alicyclic dicarboxylic acid, and malonic acid and edipic acid as aliphatic dicarboxylic acid. 제4항에 있어서, 상기 전이 금속 화합물이 코발프아세트류 및 주석류 화합물중 적어도 어느 하나인 것을 특징으로 하는 폴리에스테르 성형품.The polyester molded article according to claim 4, wherein the transition metal compound is at least one of cobalt acetates and tin compounds. 제4항에 있어서, 상기 성형품이 필름, 포장필름 또는 용기인 것을 특징으로 하는 폴리에스테르 성형품.The polyester molded article according to claim 4, wherein the molded article is a film, a packaging film or a container. 제7항에 있어서, 상기 용기가 식품용 병, 미네랄워터용 병 또는 화장품용 병인 것을 특징으로 하는 폴리에스테르 성형품.8. The polyester molded article according to claim 7, wherein the container is a food bottle, a mineral water bottle or a cosmetic bottle. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920003725A 1992-03-06 1992-03-06 Manufacturing method of polyester and molded article using same KR930019722A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019920003725A KR930019722A (en) 1992-03-06 1992-03-06 Manufacturing method of polyester and molded article using same
JP5046918A JPH0616793A (en) 1992-03-06 1993-03-08 Polyester film excellent in transparency and its production

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Application Number Priority Date Filing Date Title
KR1019920003725A KR930019722A (en) 1992-03-06 1992-03-06 Manufacturing method of polyester and molded article using same

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KR930019722A true KR930019722A (en) 1993-10-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5750219A (en) * 1994-08-25 1998-05-12 Nkk Corporation Ester copolymer resin, alloy thereof and packaging material using the same
US6503616B1 (en) * 1999-10-25 2003-01-07 P. T. Indorama Synthetics Micronized particles
JP4710484B2 (en) * 2002-06-03 2011-06-29 東洋紡績株式会社 Polyester composition and polyester packaging material comprising the same
JP7144746B2 (en) * 2019-01-21 2022-09-30 東レ株式会社 Polyester resin composition and film

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JPH0616793A (en) 1994-01-25

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