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Tetrabutyl titanate-controlled polymerization of epsilon-caprolactone at ambient temperature.

Chemical communications (Cambridge, England) (2010-07-01)
Jun-Bing Fan, Ke Yang, Hu-Qiang Yi, Ting Fu, Ming-Xing Xia, Xiao-Bo Xu, Ming-Qiang Zhu
ABSTRACT

A low cost and environmentally benign process for tetrabutyl titanate-controlled ring-opening polymerization of epsilon-caprolactone at ambient temperature of 10-40 degrees C is introduced affording poly(epsilon-caprolactone) with pre-designed molecular weights and narrow molecular weight distribution.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Titanium(IV) butoxide, reagent grade, 97%
Sigma-Aldrich
Titanium(IV) butoxide, purum, ≥97.0% (gravimetric)
Sigma-Aldrich
Titanium(IV) butoxide, polymer

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