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:
Sep. 02, 2008
Filed:
May. 27, 2005
Kyoung-mi Kim, Anyang-si, KR;
Jae-ho Kim, Yongin-si, KR;
Yeu-young Youn, Seoul, KR;
Youn-kyung Wang, Yongin-si, KR;
Kyoung-Mi Kim, Anyang-si, KR;
Jae-Ho Kim, Yongin-si, KR;
Yeu-Young Youn, Seoul, KR;
Youn-Kyung Wang, Yongin-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
The photoresist composition of the present invention includes a solvent mixture, a resin, a photo acid generator, and a quencher, the solvent mixture comprising a first solvent containing an ether compound and a second solvent having a polarity stronger than the first solvent, wherein an amount of the first solvent is in a range of about 61% to about 79% by weight, and an amount of the second solvent is in a range of about 21% to about 39% by weight based on a total weight of the solvent mixture.