logo

For the Inventor, By the Inventor

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.:

US 9005871 B1

PDFFull Text
Expired
Date of Patent:
Apr. 14, 2015

Filed:

Oct. 08, 2009

Sulfonium derivatives and the use therof as latent acids

Applicants:

Hitoshi Yamato, Takarazuka, JP;

Toshikage Asakura, Minoo, JP;

Yuichi Nishimae, Osaka, JP;

Inventors:

Hitoshi Yamato, Takarazuka, JP;

Toshikage Asakura, Minoo, JP;

Yuichi Nishimae, Osaka, JP;

Assignee:

BASF SE, Ludwigshafen, DE;

Attorney:

Shruti Costales

Primary Examiner:

Sin J Lee

Int. Cl.
CPC ...
G03F 7/004 (2006.01); G03F 7/038 (2006.01); G03F 7/039 (2006.01); G03F 7/20 (2006.01); G03F 7/30 (2006.01); C07C 317/04 (2006.01); C07C 381/12 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
C07C 381/12 (2013.01); C07C 317/04 (2013.01); G03F 7/0007 (2013.01); G03F 7/0045 (2013.01); G03F 7/0046 (2013.01); G03F 7/038 (2013.01); G03F 7/0382 (2013.01); G03F 7/0392 (2013.01); Y10S 430/122 (2013.01); Y10S 430/123 (2013.01); Y10S 430/124 (2013.01); Y10S 430/125 (2013.01); Y10S 430/126 (2013.01);
Abstract

Compounds of the formula (I), wherein Aris for example phenylene or biphenylene both unsubstituted or substituted; Arand Arare for example independently of each other phenyl, naphthyl, biphenylylyl or heteroaryl, all optionally substituted; or Arand Arfor example together with a direct bond, O, S or (CO), form a fused ring system; R is for example hydrogen, C-Ccycloalkyl or C-Calkyl; and R, Rand Rindependently of each other are for example C-Chaloalkyl; are effective photoacid generators (PAG).

Find Patent Forward Citations

Quick Actions:

Yamato, Hitoshi. (2015). Sulfonium derivatives and the use therof as latent acids (U.S. Patent No. 9005871). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9005871

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…