Continuous bioreactor process for the preparation of polyester cyclic oligomers
申请人:Brugel G. Edward
公开号:US20050054809A1
公开(公告)日:2005-03-10
A continuous process for the process for the enzyme-catalyzed preparation of cyclic ester oligomers from linear ester oligomers. The process may use a linear or recirculating reactor.
酶催化从线性酯低聚物制备环状酯低聚物的连续工艺。该工艺可使用线性或循环反应器。
Isolation of a cycle trimer from polyethylene terephthalate film
作者:Sidney D. Ross、E. Robert Coburn、William A. Leach、William B. Robinson
DOI:10.1002/pol.1954.120137012
日期:1954.4
EP1618138A2
申请人:——
公开号:EP1618138A2
公开(公告)日:2006-01-25
ENZYME-CATALYZED PROCESS FOR THE PREPARATION OF MACROCYCLIC POLYESTER OLIGOMERS
申请人:E. I. DU PONT DE NEMOURS AND COMPANY
公开号:EP1896482A2
公开(公告)日:2008-03-12
Enzyme-catalyzed process for the preparation of macrocyclic polyester oligomers
申请人:DiCosimo Robert
公开号:US20070021584A1
公开(公告)日:2007-01-25
A process for the enzyme-catalyzed preparation of cyclic ester oligomers from dicarboxylic acids and/or dicarboxylic acid derivatives and diols, hydroxycarboxylic acids and/or hydroxycarboxylic acid esters, and/or linear ester oligomers in the presence of a solvent comprising a tertiary alcohol and a non-alcoholic solvent.