<p>The invention is a method for making condensation polymers, such as polyethylene terephthalate polyester. The method includes introducing to a poly condensation reaction a catalyst system that includes a coordination catalyst and a composite catalyst, which includes an acid component and an auxiliary component.</p>
申请公布号
WO2008008836(A2)
申请公布日期
2008.01.17
申请号
WO2007US73259
申请日期
2007.07.11
申请人
WELLMAN, INC.;NICHOLS, CARL, STEVEN;MOORE, TONY, CLIFFORD;HUENEFELD, DANIEL, ALLEN
发明人
NICHOLS, CARL, STEVEN;MOORE, TONY, CLIFFORD;HUENEFELD, DANIEL, ALLEN