MY139576A - Catalyst for preparation of polyester and process for preparing polyester using the catalyst - Google Patents

Catalyst for preparation of polyester and process for preparing polyester using the catalyst

Info

Publication number
MY139576A
MY139576A MYPI20023715A MY139576A MY 139576 A MY139576 A MY 139576A MY PI20023715 A MYPI20023715 A MY PI20023715A MY 139576 A MY139576 A MY 139576A
Authority
MY
Malaysia
Prior art keywords
polyester
catalyst
general formula
titanium compound
represented
Prior art date
Application number
Inventor
Tomoyoshi Yamamoto
Hiroki Nagano
Minoru Suzuki
Hiroshi Toyao
Tomoyuki Kishino
Nobuo Minobe
Ryoji Tsukamoto
Kenichi Ishihara
Original Assignee
Teijin Ltd
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 Teijin Ltd filed Critical Teijin Ltd
Publication of MY139576A publication Critical patent/MY139576A/en

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  • Catalysts (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

A POLYESTER HAVING A GOOD COLOR TONE ( A HIGH L VALUE AND A LOW B VALUE) AND A LOW ACETALDEHYDE CONTENT IS OBTAINED BY USING A CATALYST CONTAINING A REACTION PRODUCT OF (A) A TITANIUM COMPOUND (1) REPRESENTED BY THE GENERAL FORMULA (I) AND /OR A TITANIUM COMPOUND (2) OBTAINED BY REACTING THE TITANIUM COMPOUND (1) OF THE GENERAL FORMULA (I) WITH AN AROMATIC POLYHYDRIC CARBOXYLIC ACID REPRESENTED BY THE GENERAL FORMULA (II) OR AN ANHYDRIDE THEREOF, WITH (B) A PHOSPHORUS COMPOUND (3) REPRESENTED BY THE GENERAL FORMULA (III). [WHEREIN R1, R2, R3, R4 AND R5 = A C2-C10 ALKYL GROUP, K = 1 TO 3, M = 2 TO 4, R6 = A SUBSTITUTED OR NON-SUBSTITUTED C6-C20 ARYL GROUP OR A C6-C20 ALKYL GROUP]
MYPI20023715 2001-10-05 2002-10-04 Catalyst for preparation of polyester and process for preparing polyester using the catalyst MY139576A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2001309662 2001-10-05
JP2001312385 2001-10-10
JP2001315129 2001-10-12
JP2002085692 2002-03-26
JP2002085691 2002-03-26

Publications (1)

Publication Number Publication Date
MY139576A true MY139576A (en) 2009-10-30

Family

ID=45756835

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20023715 MY139576A (en) 2001-10-05 2002-10-04 Catalyst for preparation of polyester and process for preparing polyester using the catalyst

Country Status (1)

Country Link
MY (1) MY139576A (en)

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