Transesterification process using lanthanum compound catalyst

Details Transesterification process using lanthanum compound catalyst Transesterification process using lanthanum compound catalyst

1998-03-16

1998-11-24

Barts, Samuel

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

C07C 6702

Patent

active

058409572

ABSTRACT:
This invention relates to an improved transesterification process for the preparation of bis(3-hydroxypropyl) terephthalate monomer from 1,3-propanediol and a dialkyl terephthalate using a lanthanum compound transesterification catalyst.

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patent: 3847873 (1974-11-01), Jackson et al.
patent: 5208297 (1993-05-01), Ford et al.
CASPLUS Online Printou, 1995:836424, Abstract of Polym Sci 1995, 58(4) 771-7, 1995.

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