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PHOSPHORUS-CONTAINING PHENOLIC COMPOUND, PHOSPHORUS-CONTAINING EPOXY RESIN, CURABLE RESIN COMPOSITION THEREOF, OR EPOXY RESIN COMPOSITION AND CURED PRODUCT THEREOF

The purpose of the present invention is to provide: an organic phosphorus compound that is useful, for example, as a flame retardant for an epoxy resin cured product; and a fire-resistant resin composition comprising the same. The present invention provides a phosphorus compound represented by formula (1). The present invention provides a phosphorus-containing epoxy resin that has a structure site represented by formula (b). In the formula, Ar is a benzene ring, a naphthalene ring, an anthracene ring, or a phenanthrene ring, Z is a phosphorus-containing group represented by formula (a), R1 and R2 are hydrocarbon groups which may have hetero elements, R1 and R2 may be combined to form a ring structure, and n1 and n2 are 0 or 1.


» Number: WO2018180267A1 (A1)

» Publication Date: 18//2/04/1

» Applicant: NIPPON STEEL & SUMIKIN CHEM CO?[JP]

» Inventor: SATO HIROSHI?[JP]; GUNJI MASAO?[JP] (1)

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This project has received funding from the European Union Seventh Framework Programme (FP7/2007-2013) under grant agreement n [310187].