Patent · US Active

Isocyanate-based foam construction boards

US10870987B1 · kind B1 · utility

3Cited by

19References

14Claims

0Family size

Assignee

Firestone Building Products Company, LLC · US

Inventors

John B. Letts · Carmel, US
Chunhua Yao · Carmel, US
Michael J. Hubbard · Anderson, US

Key dates

Filing date	Dec 4, 2018
Grant date	Dec 22, 2020
Priority date	—
Expiry date	Dec 21, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2375/06
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A construction board comprising (i) a foam body having a generally planar shape with first and second planar surfaces, where said foam body is a closed-cell foam body including pentane and a blowing agent additive that has a Hansen Solubility Parameter that is greater than 17 MPa−0.5 contained within the foam body; and (ii) first and second facers attached to said first and second planar surfaces, respectively.

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