DE69725129D1 - Verfahren zur deaktivierung des katalysators bei der kontinuierlichen herstellung von polyethylenterephthalat - Google Patents

Verfahren zur deaktivierung des katalysators bei der kontinuierlichen herstellung von polyethylenterephthalat

Info

Publication number
DE69725129D1
DE69725129D1 DE69725129T DE69725129T DE69725129D1 DE 69725129 D1 DE69725129 D1 DE 69725129D1 DE 69725129 T DE69725129 T DE 69725129T DE 69725129 T DE69725129 T DE 69725129T DE 69725129 D1 DE69725129 D1 DE 69725129D1
Authority
DE
Germany
Prior art keywords
polyethylene terephthalate
polyester
stabilizer
catalyst
terephthalate polyester
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.)
Revoked
Application number
DE69725129T
Other languages
English (en)
Other versions
DE69725129T2 (de
Inventor
Clifford Moore
Lee Edwards
S Nichols
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.)
Wellman Inc
Original Assignee
Wellman Inc
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=24608278&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69725129(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wellman Inc filed Critical Wellman Inc
Application granted granted Critical
Publication of DE69725129D1 publication Critical patent/DE69725129D1/de
Publication of DE69725129T2 publication Critical patent/DE69725129T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • 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
    • 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
    • C08G63/88—Post-polymerisation treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/524—Esters of phosphorous acids, e.g. of H3PO3

Landscapes

  • 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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69725129T 1996-05-20 1997-05-20 Verfahren zur deaktivierung des katalysators bei der kontinuierlichen herstellung von polyethylenterephthalat Revoked DE69725129T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/650,291 US5898058A (en) 1996-05-20 1996-05-20 Method of post-polymerization stabilization of high activity catalysts in continuous polyethylene terephthalate production
US650291 1996-05-20
PCT/US1997/008536 WO1997044376A1 (en) 1996-05-20 1997-05-20 Method of catalyst deactivation in continuous polyethylene terephthalate production

Publications (2)

Publication Number Publication Date
DE69725129D1 true DE69725129D1 (de) 2003-10-30
DE69725129T2 DE69725129T2 (de) 2004-06-09

Family

ID=24608278

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69725129T Revoked DE69725129T2 (de) 1996-05-20 1997-05-20 Verfahren zur deaktivierung des katalysators bei der kontinuierlichen herstellung von polyethylenterephthalat

Country Status (12)

Country Link
US (1) US5898058A (de)
EP (1) EP0900247B1 (de)
JP (1) JP2000510180A (de)
KR (1) KR100355801B1 (de)
CN (1) CN1098291C (de)
AT (1) ATE250639T1 (de)
AU (1) AU3010197A (de)
BR (1) BR9709324A (de)
CA (1) CA2255561C (de)
DE (1) DE69725129T2 (de)
ES (1) ES2208905T3 (de)
WO (1) WO1997044376A1 (de)

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BR9709324A (pt) 2000-01-04
CA2255561C (en) 2005-04-12
AU3010197A (en) 1997-12-09
CN1219181A (zh) 1999-06-09
ATE250639T1 (de) 2003-10-15
EP0900247B1 (de) 2003-09-24
JP2000510180A (ja) 2000-08-08
EP0900247A1 (de) 1999-03-10
WO1997044376A1 (en) 1997-11-27
KR100355801B1 (ko) 2003-01-29
US5898058A (en) 1999-04-27
ES2208905T3 (es) 2004-06-16
DE69725129T2 (de) 2004-06-09
KR20000015794A (ko) 2000-03-15
CA2255561A1 (en) 1997-11-27
CN1098291C (zh) 2003-01-08

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