A biologically pure culture of Pseudomonas alcaligenes KB2 (Deposition No. FERM P-14644) which can decompose at least one of aromatic compounds and haloorganic compounds, and a process utilizing this strain to decompose these compounds, and a process for remedying environment polluted with these compounds utilizing this microorganism.
Chemical amplification type positive resist composition
申请人:——
公开号:US20030114589A1
公开(公告)日:2003-06-19
A chemical amplification type positive resist composition comprising a novolak resin, a resin insoluble or poorly soluble itself in an alkali aqueous solution but becoming soluble in an alkali aqueous solution by the action of an acid, and an acid generator, wherein when the novolak resin is measured by gel permeation chromatography (GPC) using a 254 nm UV detector using polystyrene as a standard, the area ratio of components having molecular weights of 1000 or less is 25% or less based on the total pattern area excepting unreacted monomers; and the chemical amplification type positive resist composition can reduce cost without deteriorating basic abilities such as sensitivity, resolution and the like, and shows small unevenness due to standing wave, and can improved pattern profile, particularly, line edge roughness.
Dye-containing resist composition and color filter using same
申请人:Suzuki Masayoshi
公开号:US20060172206A1
公开(公告)日:2006-08-03
There is provided a color resist composition comprising a resin (A), a photoacid generator or a photobase generator (B), a crosslinking compound (C) and a dye mixture (D) containing a dye having a structure of amino sulfonate ester or ammonium sulfonate salt in a proportion of 40 to 95% by weight on total dye content. Preferably, resin (A) is polyvinyl phenol or a copolymer thereof, and the color resist composition has an optical quality having at least a region with a transmittance of 70% or more and a region with a transmittance of 10% or less in wavelength range between 400 nm and 700 nm, and in which a variation in transmittance is 5% or less even when the composition is subjected to a temperature of 200° C. or more. The color resist composition is applicable for color filters which exhibits a high spectrum reproducibility, a high light-resistance and a heat-resistance, and has a high resolution of 5 μm or less and no post development residue.
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION AND METHOD FOR PRODUCING RESIST PATTERN USING THE SAME
申请人:Tokyo Ohka Kogyo Co., Ltd.
公开号:US20150056557A1
公开(公告)日:2015-02-26
A chemically amplified positive-type photosensitive resin composition including a compound represented by the following formula (1), having a melting point of 40° C. or lower at 1 atm, a resin whose solubility in alkali increases under the action of an acid, and a photoacid generator. In the formula, R
1
represents a hydrogen atom or an organic group; and R
2
, R
3
, and R
4
independently represent a monovalent hydrocarbon group which may have a substituent, and at least two of R
2
, R
3
, and R
4
may be bonded to each other to form a cyclic structure.
CHEMICALLY AMPLIFIED PHOTOSENSITIVE RESIN COMPOSITION AND METHOD FOR PRODUCING RESIST PATTERN USING THE SAME
申请人:Tokyo Ohka Kogyo Co., Ltd.
公开号:US20150044613A1
公开(公告)日:2015-02-12
A chemically amplified photosensitive resin composition including a compound represented by formula (1) and/or formula (4), a resin having an acid-dissociative dissolution-controlling group whose solubility in alkali increases under the action of an acid or an alkali-soluble resin, a photoacid generator, and an organic solvent, in which the solid concentration is 40% by mass to 65% by mass. R
1
, R
2
, and R
3
independently represent a hydrogen atom or an alkyl group, R
4
represents a group represented by formula (2) or (3), and R
5
and R
6
represent a monovalent hydrocarbon group which may have a substituent.