EP0964893A1 - Naphtalenedicarboxylate contenant un melange de polyamide/polyester a propriete de retention de saveur amelioree - Google Patents

Naphtalenedicarboxylate contenant un melange de polyamide/polyester a propriete de retention de saveur amelioree

Info

Publication number
EP0964893A1
EP0964893A1 EP98908969A EP98908969A EP0964893A1 EP 0964893 A1 EP0964893 A1 EP 0964893A1 EP 98908969 A EP98908969 A EP 98908969A EP 98908969 A EP98908969 A EP 98908969A EP 0964893 A1 EP0964893 A1 EP 0964893A1
Authority
EP
European Patent Office
Prior art keywords
acid
polyamide
molecular weight
nylon
diol
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.)
Withdrawn
Application number
EP98908969A
Other languages
German (de)
English (en)
Inventor
Timothy Edward Long
Steven Lee Stafford
Emily Tedrow Bell
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.)
Eastman Chemical Co
Original Assignee
Eastman Chemical 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
Application filed by Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of EP0964893A1 publication Critical patent/EP0964893A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyamides (AREA)

Abstract

La présente invention concerne des compositions à mélange de polyesters présentant des propriétés de rétention de saveur et de couleur améliorées comprenant (A) 98,0 % à 99,95 % en poids d'un polyester constitué (1) d'un composant d'acide dicarboxylique comprenant des unités de répétition d'au moins 50 % en moles d'acide naphtalénedicarboxylique; et (2) un composant de diol comprenant des unités de répétition d'au moins 50 % en moles d'éthylène glycol sur la base de 100 % en moles d'acide dicarboxylique et de 100 % en moles de diol; et (B) 2,0 % à 0,05 % en poids d'un polyamide dans lequel les poids associés de (A) et (B) font un total de 100 %.
EP98908969A 1997-03-05 1998-03-05 Naphtalenedicarboxylate contenant un melange de polyamide/polyester a propriete de retention de saveur amelioree Withdrawn EP0964893A1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US3600897P 1997-03-05 1997-03-05
US36008P 1997-03-05
US3398998A 1998-03-03 1998-03-03
US33989 1998-03-03
PCT/US1998/004311 WO1998039388A1 (fr) 1997-03-05 1998-03-05 Naphtalenedicarboxylate contenant un melange de polyamide/polyester a propriete de retention de saveur amelioree

Publications (1)

Publication Number Publication Date
EP0964893A1 true EP0964893A1 (fr) 1999-12-22

Family

ID=26710414

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98908969A Withdrawn EP0964893A1 (fr) 1997-03-05 1998-03-05 Naphtalenedicarboxylate contenant un melange de polyamide/polyester a propriete de retention de saveur amelioree

Country Status (4)

Country Link
EP (1) EP0964893A1 (fr)
JP (1) JP2001514681A (fr)
BR (1) BR9808301A (fr)
WO (1) WO1998039388A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6239233B1 (en) 1998-10-09 2001-05-29 Eastman Chemical Company Polyester/polyamide blends with improved color
US6191209B1 (en) * 1999-06-30 2001-02-20 Ciba Specialty Chemicals Corporation Polyester compositions of low residual aldehyde content
EP1200522B1 (fr) * 1999-07-30 2004-05-06 Eastman Chemical Company Melanges de polyester-polyamide caracterises par une faible permeabilite aux gaz et par un trouble limite
WO2001023475A1 (fr) 1999-09-27 2001-04-05 Ciba Specialty Chemicals Holding Inc. Compositions de polyester possedant une teneur limitee en aldehyde residuel
IT1318600B1 (it) * 2000-06-28 2003-08-27 Sinco Ricerche Spa Preparazione di resine poliestere impieganado masterbatch dipoliarilenammidi.
ATE352583T1 (de) 2000-12-29 2007-02-15 Ciba Sc Holding Ag Polyesterzusammensetzungen mit geringem restaldehydgehalt
US6908650B2 (en) 2001-03-02 2005-06-21 Ciba Specialty Chemicals Corporation Polyester and polyamide compositions of low residual aldehyde content
ATE290570T1 (de) 2001-08-13 2005-03-15 Ciba Sc Holding Ag Polyesterzusammensetzungen mit geringem restaldehydgehalt
US7041350B1 (en) 2002-08-30 2006-05-09 The Coca-Cola Company Polyester composition and articles with reduced acetaldehyde content and method using hydrogenation catalyst
CN100378149C (zh) * 2003-01-31 2008-04-02 M&G聚合物意大利有限公司 包括光吸收组合物以掩蔽视觉光雾的制品及相关方法
KR20080021013A (ko) * 2005-06-17 2008-03-06 이스트만 케미칼 컴파니 사이클로뷰테인다이올을 포함하는 폴리에스터를 함유하는투명 중합체 블렌드, 및 이로부터 제조된 제품

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5258233A (en) * 1992-04-02 1993-11-02 Eastman Kodak Company Polyester/polyamide blend having improved flavor retaining property and clarity
US5650469A (en) * 1995-10-25 1997-07-22 Eastman Chemical Company Polyester/polyamide blend having improved flavor retaining property and clarity

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9839388A1 *

Also Published As

Publication number Publication date
JP2001514681A (ja) 2001-09-11
WO1998039388A1 (fr) 1998-09-11
BR9808301A (pt) 2000-05-16

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19991005

AK Designated contracting states

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Designated state(s): DE FR GB

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