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:
Jun. 02, 2020
Filed:
Apr. 04, 2019
Applicant:
Gelest Technologies, Inc., Morrisville, PA (US);
Inventors:
Jonathan D. Goff, Philadelphia, PA (US);
Barry C. Arkles, Pipersville, PA (US);
Assignee:
Gelest Technologies, Inc., Morrisville, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/21 (2006.01); C08G 77/12 (2006.01);
U.S. Cl.
CPC ...
C07F 7/21 (2013.01); C08G 77/12 (2013.01);
Abstract
A new class of cyclotrisiloxanes having alkyl ether substituents on one, two, or three of the ring silicon atoms and a method for their preparation are provided. These compounds undergo living anionic ring-opening polymerization to generate unique polymer structures. A new class of hydridosilylethylcyclotrisiloxanes is also described.