Patent ID: 6291570
Filing Date: 2001-09-18
Classification: C08K

Abstract:
A substantially halogen-free flame retardant synthetic resin composition having heat deterioration resistance comprising:(a) a synthetic resin, and(b) hydrotalcite compound particles in an amount of more than 10 wt % and 80 wt % or less based on the total weight of the components (a) and (b), said hydrotalcite compound particles being represented by the following formula (1), which (i) have an average secondary particle diameter, measured by a laser diffraction scattering method, of 2 .mu.m or less and (ii) contain an iron compound and a manganese compound in a total amount of 0.02 wt % or less in terms of metals,M.sub.1-x Al.sub.x (OH).sub.2 A.sup.n-.sub.x/n.mH.sub.2 O (1)wherein M is Mg and/or Zn, A.sup.n- is an anion having a valence of n, and x and m are positive numbers satisfying the following expressions:0<x<0.5, 0.ltoreq.m <1.