Novel carbazole derivative and chemically amplified radiation-sensitive resin composition
申请人:——
公开号:US20020172885A1
公开(公告)日:2002-11-21
A carbazole derivative of the following formula (1),
1
wherein R
1
and R
2
individually represent a hydrogen atom or a monovalent organic group, or R
1
and R
2
form, together with the carbon atom to which R
1
and R
2
bond, a divalent organic group having a 3-8 member carbocyclic structure or a 3-8 member heterocyclic structure, and R
3
represents a hydrogen atom or a monovalent organic group. The carbazole derivative is suitable as an additive for increasing sensitivity of a chemically amplified resist. A chemically amplified radiation-sensitive resin composition, useful as a chemically amplified resist, comprising the carbazole derivative is also disclosed.
Novel anthracene derivative and radiation-sensitive resin composition
申请人:——
公开号:US20030194634A1
公开(公告)日:2003-10-16
A novel anthracene derivative useful as an additive to a radiation-sensitive resin composition is disclosed. The anthracene derivative has the following formula (1),
1
wherein R
1
groups individually represent a hydroxyl group or a monovalent organic group having 1-20 carbon atoms, n is an integer of 0-9, X is a single bond or a divalent organic group having 1-12 carbon atoms, and R
2
represents a monovalent acid-dissociable group. The radiation-sensitive resin composition comprises the anthracene derivative of the formula (1), a resin insoluble or scarcely soluble in alkali, but becomes alkali soluble in the presence of an acid, and a photoacid generator. The composition is useful as a chemically-amplified resist for microfabrication utilizing deep ultraviolet rays, typified by a KrF excimer laser and ArF excimer laser.
RADIATION-SENSITIVE RESIN COMPOSITION, POLYMER AND COMPOUND
申请人:Nakahara Kazuo
公开号:US20120082934A1
公开(公告)日:2012-04-05
[Problem] To reduce the time required for a film to exhibit decreased hydrophobicity after liquid immersion lithography while allowing the surface of a film to exhibit high hydrophobicity during liquid immersion lithography.
[Solution] A radiation-sensitive resin composition including (A) a polymer that includes a repeating unit (a1) and a fluorine atom, and (B) a photoacid generator, the repeating unit (a1) including a group shown by any of the following formulas (1-1) to (1-3).
RESIST UNDERLAYER FILM FORMING COMPOSITION CONTAINING SILICONE HAVING ONIUM GROUP
申请人:Shibayama Wataru
公开号:US20110143149A1
公开(公告)日:2011-06-16
There is provided a resist underlayer film forming composition for lithography for forming a resist underlayer film capable of being used as a hard mask or a bottom anti-reflective coating, or a resist underlayer film causing no intermixing with a resist and having a dry etching rate higher than that of the resist. A film forming composition comprising a silane compound having an onium group, wherein the silane compound having an onium group is a hydrolyzable organosilane having, in a molecule thereof, an onium group, a hydrolysis product thereof, or a hydrolysis-condensation product thereof. The composition uses as a resist underlayer film forming composition for lithography. A composition comprising a silane compound having an onium group, and a silane compound having no onium group, wherein the silane compound having an onium group exists in the whole silane compound at a ratio of less than 1% by mol, for example 0.01 to 0.95% by mol. The hydrolyzable organosilane may be a compound of Formula: R
1
a
R
2
b
Si(R
3
)
4-(a+b)
. A resist underlayer film obtained by applying the composition as claimed in any one of claims
1
to
14
onto a semiconductor substrate and by baking the composition.
The present disclosure relates to novel methanofullerene derivatives, negative-type photoresist compositions prepared therefrom and methods of using them. The derivatives, their photoresist compositions and the methods are ideal for fine pattern processing using, for example, ultraviolet radiation, beyond extreme ultraviolet radiation, extreme ultraviolet radiation, X-rays and charged particle rays.