Patent ID: 9745476
Date: 2017-08-29
CPC Classifications: C09D

Claim:
1. An intumescent coating composition comprising an organic polymer, a spumific and an additive, the additive comprising metal/metalloid atoms from (a) and/or (b), and (c) and/or (d) wherein wherein the metal atoms of (a), (c) and (d) are independently selected from the group consisting of Ti, Zr, Al, Zn, Mg, Na and Ca, and the metalloid atoms of (a) and (c) are independently selected from the group consisting of Si and B; wherein the total sum of (c)+(d) present in the coating composition does not exceed 10.0 weight %; wherein the total sum of (a)+(b) present in the coating composition does not exceed 50.0 weight %; and wherein weight % is calculated on the total weight of the non volatile components in the coating composition.