| abstract |
The present application relates to a phthalocyanine metal salt-modified polyol, which is obtained by reacting 4-nitrophthalonitrile, phthalonitrile, a metal salt and a starting polyol; the general structural formula of the metal salt is is MX 2 , wherein M represents a divalent metal cation, and X represents a monovalent non-metal anion; the general structural formula of the starting polyol is HO-R 1 -OH, and R 1 represents a starting multi-component with a carbon number greater than 2 The carbon chain structure between two terminal hydroxyl groups in the alcohol; the phthalocyanine metal salt-modified polyol has a structure represented by the following general formula (1): The present application also relates to the preparation method of the above-mentioned phthalocyanine metal salt modified polyol and its application in the preparation of polyurethane elastomer. The phthalocyanine-modified polyurethane elastomer prepared by using the phthalocyanine metal salt-modified polyol of the present application has high heat resistance. |