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:
Feb. 16, 2021
Filed:
Mar. 27, 2017
Applicant:
Entegris, Inc., Billerica, MA (US);
Inventors:
Steven Bishop, Danbury, CT (US);
Sharad N. Yedave, Danbury, CT (US);
Oleg Bly, Danbury, CT (US);
Joseph Sweeney, Danbury, CT (US);
Ying Tang, Danbury, CT (US);
Assignee:
ENTEGRIS, INC., Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 1/00 (2006.01); H01J 37/08 (2006.01); C01B 35/06 (2006.01); H01J 37/317 (2006.01); H01J 37/32 (2006.01);
U.S. Cl.
CPC ...
C09D 1/00 (2013.01); C01B 35/061 (2013.01); H01J 37/08 (2013.01); H01J 37/3171 (2013.01); H01J 37/3244 (2013.01); H01J 37/32412 (2013.01); H01J 2237/006 (2013.01); H01J 2237/022 (2013.01); H01J 2237/0206 (2013.01);
Abstract
A hydrogenated isotopically enriched boron trifluoride (BF3) dopant source gas composition. The composition contains (i) boron trifluoride isotopically enriched above natural abundance in boron of atomic mass 11 (UB), and (ii) hydrogen in an amount of from 2 to 6.99 vol. %, based on total volume of boron trifluoride and hydrogen in the composition. Also described are methods of use of such dopant source gas composition, and associated apparatus therefor.