Patent · US Active

Flame retardant polyol

US10781282B2 · kind B2 · utility

0Cited by

8References

10Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Beilei Wang · Meekrap-oord, CN
Yi Zhang · Hopkinton, US
Hongyu Chen · Beijing, CN
Renhua Fan · Shanghai, CN
Min-Yuan Yang · New Taipei, TW

Key dates

Filing date	Nov 5, 2014
Grant date	Sep 22, 2020
Priority date	—
Expiry date	Dec 4, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2375/12
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A reaction system, such as for forming a rigid polyurethane foam, includes a flame retardant polyol that is a brominated reaction product of a cardanol component, a bromine component, and an additive component. The cardanol component includes at least 80 wt % of cardanol, based on the total weight of the cardanol component, and the bromine component including at least 80 wt % of bromine, based on the total weight of the bromine component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.