The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 19, 2024
Filed:
Dec. 16, 2019
Dow Silicones Corporation, Midland, MI (US);
Dow Global Technologies Llc, Midland, MI (US);
Emmanuel Duquesne, Midland, MI (US);
Martin Grasmann, Midland, MI (US);
Brian Harkness, Midland, MI (US);
William Johnson, Midland, MI (US);
Bindu Krishnan, Midland, MI (US);
Elizabeth Santos, Midland, MI (US);
Justin Scherzer, Midland, MI (US);
Jeanette Young, Midland, MI (US);
Bizhong Zhu, Midland, MI (US);
Dow Silicones Corporation, Midland, MI (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
A silicone-polyester copolymer has the formula X[ZY], where each X is an independently selected silicone moiety having a particular structure, each Y is an independently selected polyester moiety, each Z is an independently selected siloxane moiety, subscript c is from 1 to 150, subscript g is >1, 0≤j<2, and 0<o<2, with the proviso that j+o=2 in each moiety indicated by subscript c. Methods of preparing the silicone-polyester copolymer are also disclosed. Further, a sealant is disclosed, the sealant comprising the silicone-polyester copolymer and a condensation-reaction catalyst.