Patent · US Active

Terminal-modified difunctional sulfur-containing polymers, compositions thereof and methods of use

US8541513B2 · kind B2 · utility

37Cited by

21References

10Claims

0Family size

Assignee

PRC-DESOTO INTERNATIONAL, INC. · US

Inventors

Stephen J. Hobbs · Gilbert, US
Gregory J. McCollum · Allison Park, US
Lawrence G. Anderson · Washington, US
Renhe Lin · Santa Clarita, US

Key dates

Filing date	Mar 18, 2011
Grant date	Sep 24, 2013
Priority date	—
Expiry date	Aug 26, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K3/1012
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.

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