Method for producing polyester

Details Method for producing polyester Method for producing polyester

2006-04-28

2009-12-22

Berman, Susan W (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Compositions to be polymerized by wave energy wherein said...

C528S272000, C528S308000, C528S308300, C522S063000

Reexamination Certificate

active

07635726

ABSTRACT:
A method for producing a polyester is provided, the method comprising the step of reacting an acylated product of a compound having at least one phenolic hydroxyl group with an aromatic carboxylic acid under microwave irradiation. Polyester can be produced by the method in a relatively short period of time at high temperature with a suppressed thermal hysteresis.

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patent: 6-1836 (1994-01-01), None
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patent: 11-246654 (1999-09-01), None
patent: 2004-256561 (2004-09-01), None
JAP Web Site Machine translation of the “Detailed Description” from JP 11-246654, pp. 1-16, Polyplastics Co., Sep. 14, 1999.

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