| 摘要 |
FIELD: chemistry.SUBSTANCE: present invention relates to a flame retardant - silsesquioxane of formula: [R?SiO][RSiO][RSiO][(RO)PO(CH)SiO], where R, R, Rand Rare hydrocarbon groups; x is an integer from 1 to 8; m is a positive number less than 1.5; n and q are positive numbers greater than 0 and less than 1; and p is a number greater than or equal to 0 and less than 1, where (n+p)/q ranges from 0.5 to 99, and additionally where (n+p+q)=1, as well as compositions which contain said silsesquioxane and epoxy resins.EFFECT: novel efficient flame retardants for epoxy resins are disclosed.15 cl, 4 tbl, 1 ex |
