DE3371216D1 - Alkali metal salts of low molecular weight polyethylene terephthalate as nucleating agents for polyethylene terephthalates - Google Patents

Alkali metal salts of low molecular weight polyethylene terephthalate as nucleating agents for polyethylene terephthalates

Info

Publication number
DE3371216D1
DE3371216D1 DE8383304539T DE3371216T DE3371216D1 DE 3371216 D1 DE3371216 D1 DE 3371216D1 DE 8383304539 T DE8383304539 T DE 8383304539T DE 3371216 T DE3371216 T DE 3371216T DE 3371216 D1 DE3371216 D1 DE 3371216D1
Authority
DE
Germany
Prior art keywords
molecular weight
alkali metal
low molecular
metal salts
nucleating agents
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8383304539T
Other languages
German (de)
English (en)
Inventor
Dana Sorina Garcia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23605106&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3371216(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3371216D1 publication Critical patent/DE3371216D1/de
Expired legal-status Critical Current

Links

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
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/916—Dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE8383304539T 1982-08-06 1983-08-05 Alkali metal salts of low molecular weight polyethylene terephthalate as nucleating agents for polyethylene terephthalates Expired DE3371216D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/405,758 US4425470A (en) 1982-08-06 1982-08-06 Alkali metal salts of low molecular weight polyethylene terephthalate as nucleating agents for polyethylene terephthalates

Publications (1)

Publication Number Publication Date
DE3371216D1 true DE3371216D1 (en) 1987-06-04

Family

ID=23605106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383304539T Expired DE3371216D1 (en) 1982-08-06 1983-08-05 Alkali metal salts of low molecular weight polyethylene terephthalate as nucleating agents for polyethylene terephthalates

Country Status (6)

Country Link
US (1) US4425470A (enExample)
EP (1) EP0102768B1 (enExample)
JP (1) JPS5951942A (enExample)
CA (1) CA1234648A (enExample)
DE (1) DE3371216D1 (enExample)
ES (1) ES8506066A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1197798B (it) * 1986-08-01 1988-12-06 Montefibre Spa Composizioni poliestere a rapida cristallizzazione
US4908428A (en) * 1987-07-27 1990-03-13 Montefibre S.P.A. Quick-crystallizing polyester composition
US4806589A (en) * 1987-08-10 1989-02-21 The Dow Chemical Company Poly(alkylene terephthalate) compositions having improved crystallization rate and properties
JPH04198356A (ja) * 1990-11-29 1992-07-17 Du Pont Japan Ltd ポリエステル樹脂組成物
US5405921A (en) * 1993-02-03 1995-04-11 E. I. Du Pont De Nemours And Company Polyester compositions having improved optical properties and heat stability
US5344892A (en) * 1993-07-02 1994-09-06 Enichem S.P.A. Polyester compositions with improved crystallization rate
IT1265261B1 (it) * 1993-12-06 1996-10-31 Ausimont Spa Poliesteri fluoromodificati aventi migliorata processabilita'
US5475045A (en) * 1994-06-09 1995-12-12 Synthetic Products Company Method and composition for reducing extractable heavy metals from vinyl halide resin compositions
US7015267B2 (en) * 2002-12-17 2006-03-21 General Electric Company Polyethylene terephthalate compositions
WO2019013899A1 (en) 2017-07-13 2019-01-17 Exxonmobil Chemical Patents Inc. POLYESTER COMPOSITIONS AND PROCESS FOR PRODUCING ARTICLES THEREFROM
CN111019302B (zh) * 2019-12-13 2021-10-26 复旦大学 聚对苯二甲酸乙二醇酯的成核剂及其制备方法和应用
CN113831700B (zh) * 2021-11-04 2022-07-01 深圳市金志成塑胶科技有限公司 一种pet聚酯复合材料及其制备方法
CN115636982A (zh) * 2022-11-10 2023-01-24 江苏东材新材料有限责任公司 低取向高耐热的光学基膜用成核剂及光学基膜的制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1239751A (enExample) 1967-05-23 1971-07-21
US3516957A (en) 1968-04-29 1970-06-23 Eastman Kodak Co Thermoplastic polyester composition containing organic ester mold release agent
DE1812944A1 (de) 1968-12-05 1970-06-18 Hoechst Ag Thermoplastische Polyester enthaltende Formmasse
BE756074A (fr) 1969-09-11 1971-03-11 Hoechst Ag Matieres a mouler thermoplastiques a base de polyesters
US3575931A (en) 1970-04-06 1971-04-20 Allied Chem Polyethylene terephthalate molding compositions containing dispersible nucleating agents
DE2124336C3 (de) 1971-05-17 1986-07-31 Hoechst Ag, 6230 Frankfurt Thermoplastische Polyesterformmassen
DE2507776C2 (de) 1975-02-22 1983-09-22 Bayer Ag, 5090 Leverkusen Schnellkristallisierende Poly(äthylen/alkylen)-terephthalate
DE2507674A1 (de) 1975-02-22 1976-09-09 Bayer Ag Schnellkristallisierende poly(aethylen/alkylen)-terephthalate
US4223125A (en) 1976-11-23 1980-09-16 Bayer Aktiengesellschaft Polyester compositions which crystallize rapidly
SE430168B (sv) 1978-02-28 1983-10-24 Du Pont Etentereftalatplastkomposition innehallande armerings- eller fyllmedel samt anvendning herav
US4352904A (en) * 1978-02-28 1982-10-05 E. I. Du Pont De Nemours And Company Molding resins
US4212791A (en) 1979-02-23 1980-07-15 Rohm And Haas Poly(alkyleneterephthalate) molding compositions containing oligomeric polyester and segmented copolyester-polyether elastomer
EP0015145B1 (en) * 1979-02-23 1984-01-25 Rohm And Haas Company Polyester compositions and processes for moulding them
JPS5638321A (en) * 1979-09-07 1981-04-13 Kanegafuchi Chem Ind Co Ltd Polyester copolymer for molding use
EP0031201A3 (en) * 1979-12-12 1981-07-15 Imperial Chemical Industries Plc Fast crystallising polyester compositions
ZA807426B (en) * 1979-12-12 1981-11-25 Ici Ltd Fast crystallising polyester compositions
GB2075032B (en) 1980-04-28 1983-07-27 Teijin Ltd Polyethylene terephthalate resin compositions
US4351757A (en) 1980-10-24 1982-09-28 E. I. Du Pont De Nemours And Company Molding material of polyethylene terephthalate and alkai metal salt of C30 -C54 substantially aliphatic carboxylic acid

Also Published As

Publication number Publication date
ES524692A0 (es) 1985-06-16
CA1234648A (en) 1988-03-29
JPH031344B2 (enExample) 1991-01-10
EP0102768B1 (en) 1987-04-29
EP0102768A1 (en) 1984-03-14
US4425470A (en) 1984-01-10
JPS5951942A (ja) 1984-03-26
ES8506066A1 (es) 1985-06-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee