CA2247239A1 - Appareil et procede d'obtention d'une reaction de polycondensation - Google Patents

Appareil et procede d'obtention d'une reaction de polycondensation

Info

Publication number
CA2247239A1
CA2247239A1 CA002247239A CA2247239A CA2247239A1 CA 2247239 A1 CA2247239 A1 CA 2247239A1 CA 002247239 A CA002247239 A CA 002247239A CA 2247239 A CA2247239 A CA 2247239A CA 2247239 A1 CA2247239 A1 CA 2247239A1
Authority
CA
Canada
Prior art keywords
reaction vessel
agitator
polymer melt
inert gas
melt
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.)
Granted
Application number
CA002247239A
Other languages
English (en)
Other versions
CA2247239C (fr
Inventor
Kamlesh Kumar Bhatia
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.)
Invista Technologies SARL Switzerland
Original Assignee
Individual
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
Priority claimed from US08/625,571 external-priority patent/US5677415A/en
Priority claimed from US08/771,494 external-priority patent/US5856423A/en
Application filed by Individual filed Critical Individual
Priority claimed from PCT/US1997/004487 external-priority patent/WO1997035902A1/fr
Publication of CA2247239A1 publication Critical patent/CA2247239A1/fr
Application granted granted Critical
Publication of CA2247239C publication Critical patent/CA2247239C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)
CA002247239A 1996-03-28 1997-03-24 Appareil et procede d'obtention d'une reaction de polycondensation Expired - Fee Related CA2247239C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/625,571 US5677415A (en) 1996-03-28 1996-03-28 Apparatus and process for a polycondensation reaction
US08/625,571 1996-03-28
US08/771,494 1996-12-23
US08/771,494 US5856423A (en) 1996-12-23 1996-12-23 Apparatus and process for a polycondensation reaction
PCT/US1997/004487 WO1997035902A1 (fr) 1996-03-28 1997-03-24 Appareil et procede d'obtention d'une reaction de polycondensation

Publications (2)

Publication Number Publication Date
CA2247239A1 true CA2247239A1 (fr) 1997-10-02
CA2247239C CA2247239C (fr) 2006-02-21

Family

ID=35929957

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002247239A Expired - Fee Related CA2247239C (fr) 1996-03-28 1997-03-24 Appareil et procede d'obtention d'une reaction de polycondensation

Country Status (1)

Country Link
CA (1) CA2247239C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114746477A (zh) * 2019-12-19 2022-07-12 帝斯曼知识产权资产管理有限公司 连续固态聚合方法和用于在其中使用的反应器塔

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114746477A (zh) * 2019-12-19 2022-07-12 帝斯曼知识产权资产管理有限公司 连续固态聚合方法和用于在其中使用的反应器塔

Also Published As

Publication number Publication date
CA2247239C (fr) 2006-02-21

Similar Documents

Publication Publication Date Title
CA2174312A1 (fr) Procede de production continue de polyester
EP0866821B1 (fr) Procede de fabrication d'un prepolymere de polyester
US5656221A (en) Process for direct production of low acetaldehyde packaging material
US6287656B1 (en) Low melt viscosity amorphous copolyesters having improved resistance to lipids
CA2255561A1 (fr) Procede de desactivation de catalyseur dans la production continue de polyethylene terephtalate
US4260735A (en) Catalytic process for preparation of polyesters
JPH08283394A (ja) ポリエチレンテレフタレートの製造方法
CA2141944A1 (fr) Systeme catalytique pour carbonylation polymerique
CA2083281A1 (fr) Methode de preparation de resines de polyester de masse moleculaire elevee
GB2315755A (en) Process for the preparation of polyester in carbon dioxide
EP0601602A3 (fr) Procédé pour la production de (co)polycarbonate
EP0399742A3 (fr) Système catalytique et procédé de préparation de polyéthylènetérephtalate
CA2247239A1 (fr) Appareil et procede d'obtention d'une reaction de polycondensation
JPH08283393A (ja) ポリエチレンテレフタレートおよびその製造方法
US4267301A (en) Linear hydroquinone phenoxy polymers and process
JP2008523213A5 (fr)
CA2267132A1 (fr) Catalyseur soluble d'acide mono-alkyle stannoique et son utilisation pour preparer des polyesters a poids moleculaire eleve
JP3300613B2 (ja) ポリエチレンテレフタレートの製造方法
JP3720858B2 (ja) ２，６−ナフタレンジカルボン酸から高分子量ポリエステル樹脂を製造する方法
JP4828163B2 (ja) ポリエチレンテレフタレートの製造方法
KR900018205A (ko) 디메틸 테레프탈레이트로부터 폴리에틸렌 테레프탈레이트를 제조하는 방법
CA2026300A1 (fr) Systeme catalytique pour la preparation de poly(terephtalate d'ethylene) a partir d'un ester de dialkyle inferieur d'acide dicarboxylique et de glycol
KR850006200A (ko) 폴리(아릴렌 케톤)의 제조방법
US20080114138A1 (en) Process for the Production of Polyester Product from Alkylene Oxide and Carboxylic Acid
JPS621724A (ja) 超高分子量ポリエステルの製造方法

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed