IN192436B - - Google Patents

Info

Publication number
IN192436B
IN192436B IN699CA1997A IN192436B IN 192436 B IN192436 B IN 192436B IN 699CA1997 A IN699CA1997 A IN 699CA1997A IN 192436 B IN192436 B IN 192436B
Authority
IN
India
Prior art keywords
polymer
molecular weight
high molecular
alkylene glycol
preparing
Prior art date
Application number
Other languages
English (en)
Inventor
Edward G Brugel
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of IN192436B publication Critical patent/IN192436B/en

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
    • C08G63/78—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
    • C08G63/80—Solid-state polycondensation

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)
IN699CA1997 1996-07-30 1997-04-22 IN192436B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/688,477 US5663281A (en) 1996-07-30 1996-07-30 Process for preparing high molecular weight polyesters

Publications (1)

Publication Number Publication Date
IN192436B true IN192436B (xx) 2004-04-24

Family

ID=24764583

Family Applications (1)

Application Number Title Priority Date Filing Date
IN699CA1997 IN192436B (xx) 1996-07-30 1997-04-22

Country Status (12)

Country Link
US (1) US5663281A (xx)
EP (1) EP0915926B1 (xx)
JP (1) JP3993639B2 (xx)
KR (1) KR100517853B1 (xx)
CN (1) CN1117787C (xx)
AT (1) ATE279462T1 (xx)
DE (1) DE69731205T2 (xx)
ES (1) ES2229379T3 (xx)
IN (1) IN192436B (xx)
PT (1) PT915926E (xx)
TW (1) TW575598B (xx)
WO (1) WO1998004612A1 (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5891985A (en) * 1996-10-09 1999-04-06 E. I. Du Pont De Nemours And Company Soluble mono-alkyl stannoic acid catalyst and its use in preparing high molecular weight polyesters
US6350895B1 (en) 1999-03-26 2002-02-26 E. I. Du Pont De Nemours And Company Transesterification process using yttrium and samarium compound catalystis
JP2001064400A (ja) * 1999-06-22 2001-03-13 Mitsui Chemicals Inc ポリヒドロキシカルボン酸の製造方法
EP1206497A1 (en) * 1999-08-25 2002-05-22 E.I. Du Pont De Nemours And Company Preparation of poly(trimethylene terephthalate) with low level of di(1,3-propylene glycol)
US6767384B1 (en) * 2000-01-21 2004-07-27 The Regents Of The University Of Colorado Isomorphously substituted molecular sieve membranes
US6255442B1 (en) 2000-02-08 2001-07-03 E. I. Du Pont De Nemours And Company Esterification process
MXPA02007740A (es) 2000-02-11 2002-10-23 Du Pont Proceso continuo para la produccion de poli(trimetilen tereftalato).
US6353062B1 (en) 2000-02-11 2002-03-05 E. I. Du Pont De Nemours And Company Continuous process for producing poly(trimethylene terephthalate)
US6951954B1 (en) 2000-02-11 2005-10-04 E.I. Du Pont De Nemours And Company Continuous process for producing bis(3-hydroxypropyl) terephthalate
US6359106B1 (en) * 2000-03-09 2002-03-19 Hitachi, Ltd. Production process and production apparatus for polybutylene terephthalate
GB2361925A (en) 2000-05-02 2001-11-07 Shell Internat Res Maatschhapp High temperature solid state polymerisation of poly(trimethylene terephthalate)
US6472500B2 (en) 2000-06-17 2002-10-29 General Electric Company Crystalline polyester resins and processes for their preparation
US6403762B1 (en) 2000-08-21 2002-06-11 Shell Oil Company Solid state polymerization process for poly(trimethylene terephthalate) utilizing a combined crystallization/preheating step
DE10219508A1 (de) * 2002-04-30 2003-11-13 Basf Ag Verfahren zur Herstellung hochfunktioneller, hyperverzweigter Polyester
EP1518878B1 (en) * 2002-06-12 2012-12-12 Bühler AG Process for producing polyester resin
EP1378533A1 (en) * 2002-07-04 2004-01-07 General Electric Company Crystalline polyester resins and processes for their preparation
DE10256084A1 (de) * 2002-11-29 2004-06-17 Crompton Gmbh Katalysatoren für die Herstellung von Polyestern, insbesondere Poly(alkylenterephthalaten), deren Verwendung und Verfahren zu deren Anwendung
MX2007014792A (es) * 2005-05-26 2008-02-14 Gala Inc Metodo y aparato para elaborar pellets y granulos polimericos cristalinos.
US9032641B2 (en) 2005-05-26 2015-05-19 Gala Industries, Inc. Method and apparatus for making crystalline polymeric pellets and granules
WO2008042383A1 (en) * 2006-10-02 2008-04-10 Armstrong World Industries, Inc. Process for preparing high molecular weight polyesters
EP2083999B1 (en) 2006-10-16 2010-05-26 Valspar Sourcing, Inc. Multilayer thermoplastic film
JP2010506723A (ja) 2006-10-16 2010-03-04 ヴァルスパー・ソーシング・インコーポレーテッド 被覆プロセス及び物品
WO2009055598A1 (en) * 2007-10-23 2009-04-30 Cyclics Corporation Processes for reducing acid content of a polyalkylene terephthalate product and using such in the production of macrocyclic polyester oligomer
EP3180384A1 (en) * 2014-08-15 2017-06-21 SABIC Global Technologies B.V. Continuous process for making polybutylene terephthalate
EP3180386B1 (en) * 2014-08-15 2019-11-06 SABIC Global Technologies B.V. Batch process for making polybutylene terephthalate
US20180362705A1 (en) * 2015-06-18 2018-12-20 Sabic Global Technologies B.V. Process for making polybutylene terephthalate with high molecular weight and high carboxylic end group concentration

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1570844B2 (de) * 1965-02-27 1972-11-09 Kalle Ag, 6202 Wiesbaden-Biebrich Verfahren zum herstellen von hochpolymeren durch polykondensation
US4165420A (en) * 1977-11-10 1979-08-21 The Goodyear Tire & Rubber Company Solid state polymerization of polyester prepolymer
US4205157A (en) * 1979-04-02 1980-05-27 The Goodyear Tire & Rubber Company Method for production of high molecular weight polyester with low catalyst level and low carboxyl content
US4590259A (en) * 1984-11-30 1986-05-20 General Electric Company High molecular weight linear polyesters and method for their preparation
US5015759A (en) * 1989-12-08 1991-05-14 E. I. Du Pont De Nemours And Company Process for increasing the direct esterification reaction rate of a diacid with a glycol
JP3024030B2 (ja) * 1992-12-07 2000-03-21 ポリプラスチックス株式会社 加水分解安定性の優れたポリブチレンテレフタレート重合体の製造方法
US5434239A (en) * 1993-10-18 1995-07-18 E. I. Du Pont De Nemours And Company Continuous polyester process
JP3385735B2 (ja) * 1994-08-22 2003-03-10 東レ株式会社 ポリエステルの製造方法
US5510454A (en) * 1995-01-20 1996-04-23 E. I. Du Pont De Nemours And Company Production of poly(ethylene terephthalate)

Also Published As

Publication number Publication date
TW575598B (en) 2004-02-11
ES2229379T3 (es) 2005-04-16
KR20000029700A (ko) 2000-05-25
CN1226905A (zh) 1999-08-25
ATE279462T1 (de) 2004-10-15
CN1117787C (zh) 2003-08-13
EP0915926A1 (en) 1999-05-19
DE69731205T2 (de) 2006-03-09
US5663281A (en) 1997-09-02
KR100517853B1 (ko) 2005-09-30
WO1998004612A1 (en) 1998-02-05
JP2000515924A (ja) 2000-11-28
EP0915926B1 (en) 2004-10-13
JP3993639B2 (ja) 2007-10-17
DE69731205D1 (de) 2004-11-18
PT915926E (pt) 2004-12-31

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