Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1995-09-21
1998-04-21
Acquah, Samuel A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528272, 528275, 528279, 528280, 528281, 528283, 524755, 524783, 524784, 524785, 524788, C08G 6378, C08K 310
Patent
active
057418829
ABSTRACT:
A process to prepare a high molecular weight aliphatic polyester is disclosed, where a catalyst is portionwise added, and a radical scavenger is also added. The aliphatic polyester obtained has a number average molecular weight larger than 70,000.
Fujii Takeaki
Kobayashi Kenji
Suzuki Sadakatsu
Ueno Hiroshi
Acquah Samuel A.
Tonen Corporation
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