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Dainippo Ink and Chemicals, Inc.

Tokyo, JP

Dainippo Ink and Chemicals, Inc. Patent applications
Patent application numberTitlePublished
20090118448METHOD OF PRODUCING POLYMER USING IRON COMPLEX AS CATALYST - The object of the present invention is to provide a method of producing a polymer wherein radical-polymerizable monomers can be polymerized in a quantitative manner in a relatively short time, and a polymer or a block copolymer having at its termini a functional group that can be chemically converted while the polymer or the block copolymer has a high molecular weight can be produced. Furthermore, the object of the present invention is to provide a method of producing a polymer wherein the polymer is re-precipitated in a general solvent by an easy method, and the used iron complexes are recovered in the solvent, thereby recycling the iron complexes.05-07-2009