Match Document Document Title
5340686 Positive-type photoresist composition  
A positive-type photoresist composition is described as including: (1) an alkali-soluble phenol novolak having a degree of dispersion of from 1.5 to 4.0; (2) a 1,2-quinone diazide compound;...
5340683 Presensitized plate having surface-grained and anodized aluminum substrate with light-sensitive layer containing quinone diazide sulfonic acid ester of particular polyhydroxy compound  
A PS plate comprises a surface-grained and anodized aluminum plate provided thereon with a light-sensitive layer of a composition comprising a light-sensitive substance and an alkali-soluble resin...
5340688 Positive type photoresist composition  
Disclosed is a novel positive type photoresist composition comprising a 1,2-naphthoquinonediazido-5-(and/or -4-)sulfonic ester of a member selected from the group consisting of the polyhydroxy...
5340687 Chemically modified hydroxy styrene polymer resins and their use in photoactive resist compositions wherein the modifying agent is monomethylol phenol  
An alkali-soluble binder resin made by a condensation reaction of hydroxy styrene moiety having formulae (I) or (II): ##STR1## wherein x is an integer from 2 to 300; with a monomethylolated...
5340684 Photosensitive composition and resin-encapsulated semiconductor device  
A photosensitive composition contains a polyimide constituted by a repeating unit having a hydroxyl group and a repeating unit having a siloxane bond, or a repeating unit having a hydroxyl group, a...
5338653 Phenolic novolak resin compositions containing 5-indanol and their use a process for forming positive resist patterns  
A phenolic novolak resin composition comprising a condensation product of at least one aldehyde source with a phenolic source comprising 5-indanol. Said phenolic novolak resins are used in...
5338643 O-quinonediazide photosensitive composition containing s-triazine compound, novolak resin, vinyl-based polymer and a dye  
Disclosed herein is a photosensitive composition comprising: (A) 5 to 60 wt % of an o-quinonediazide compound; (B) 0.05 to 10 wt % of an s-triazine compound (C) 0.01 to 10 wt % of a dye...
5336583 Positive quinonediazide resist composition utilizing mixed solvent of ethyl lactate and 2-heptanone  
A positive resist composition containing, in admixture, an alkali-soluble resin, a quinone diazide compound and a mixed solvent of ethyl lactate and at least one solvent selected from the group...
5326665 Positive type resist composition  
A positive type resist composition comprising an alkali-soluble resin and a quinonediazide compound, wherein the alkali-soluble resin containing resin (A) is obtainable through a condensation...
5324620 Radiation-sensitive compositions containing novolak polymers made from four phenolic derivatives and an aldehyde  
A radiation-sensitive composition dissolved in a solvent comprising: (A) a photoactive compound; (B) an alkali-soluble novolak binder resin made by the condensation reaction of a mixture of...
5322757 Positive photoresists comprising a novolak resin made from 2,3-dimethyl phenol,2,3,5-trimethylphenol and aldehyde with no meta-cresol present  
Improved photoresist compositions having high resolution and high thermal resistance, produced from certain novolak polymers and diazoquinone photosensitizers. The useful novolak polymers are...
5316884 Radiation-sensitive compositions containing 5-indanol in the binder resin as a comonomer  
A phenolic novolak resin composition comprising a condensation product of at least one aldehyde source with a phenolic source comprising 5-indanol. Said phenolic novolak resins are used in...
5314782 Deep UV sensitive resistant to latent image decay comprising a diazonaphthoquinone sulfonate of a nitrobenzyl derivative  
A positive working deep UV sensitive photoresist which provides improved critical dimension stability during prolonged periods of post exposure delay before baking comprises an acid stable polymer...
5308744 Source of photochemically generated acids from diazonaphthoquinone sulfonates of nitrobenzyl derivatives  
A new photoacid generator having the formula ##STR1## wherein R=hydrogen, hydroxyl, or the --O--S(O) 2 --Q moiety; R 1 =CH 2 OS(O) 2 --Q, or --NO 2 ; R 2 =CH 2 OS(O) 2 --Q,...
5306595 Composition containing naphthoquinone diazide sulfonic acid mixed esters and radiation-sensitive recording material prepared therewith  
The present invention relates to a radiation-sensitive composition containing a resinous binder which is insoluble in water, but soluble or at least swellable in aqueous alkaline solutions, at...
5306596 Positive resist composition comprising a polyphenolic o-quinone diazide sulfonate  
Disclosed herein is a positive resist composition comprising an alkali-soluble phenolic resin and a photosensitive agent, characterized in that the positive resist composition contains, as the...
5306594 Radiation-sensitive compositions using novolak resins made from a substituted bis(hydroxyphenyl)methane and a bis-(methylol)-cresol  
A novolak resin composition comprising at least one unit of the reaction product of a para-, para-bonded bisphenol having formula (A): ##STR1## wherein R 1 =hydrogen, lower alkyl group having 1-4...
5302688 Selected block phenolic oligomers and their use in phenolic resin compositions and in radiation-sensitive resist compositions  
Block phenolic oligomers of the formula (I): ##STR1## These may be reacted alone or with selected phenolic monomers during or after the formation of a phenolic novolak resin thereby said resin...
5302490 Radiation sensitive compositions comprising blends of an aliphatic novolak resin and an aromatic novolak resin  
The invention relates to radiation sensitive compositions having high uniformity when deposited as thick films. The compositions of the invention comprise a radiation sensitive component and a...
5302488 Radiation-sensitive polymers containing naphthoquinone-2-diazide-4-sulfonyl groups and their use in a positive working recording material  
A radiation-sensitive polymer and a mixture containing this radiation-sensitive polymer as a binder are disclosed. A process for the preparation of the radiation-sensitive polymer binder and a...
5300396 Process of making naphthoquinone diazide esters using lactone solvents  
A method of preparing a photosensitizer condensate comprising: condensing a phenolic compound with a diazo sulfonyl chloride, wherein from about 50 to 100 mole percent of the diazo moiety is...
5296330 Positive photoresists containing quinone diazide photosensitizer, alkali-soluble resin and tetra(hydroxyphenyl) alkane additive  
Positive photoresist compositions comprising, in an organic solvent, at least a) one alkali-soluble resin, b) one photosensitive quinone diazide, c) one aromatic hydroxy compound of...
5294521 Positive photoresists employing an isomeric mixture of two hexahydroxybenzophenone esters of diazonaphthoquinone sensitizers  
Positive photoresists formulations for producing positive photoresist images having improved thermal stability yet which allow a wide variation in resin to photoactive sensitizer compound without...
5290656 Resist composition, novel phenol compound and quinone diazide sulfonic acid ester of novel phenol compound  
A quinone diazide sulfonic acid ester of a phenol compound of the general formula (I): ##STR1## wherein Y 1 , Y 2 , Y 3 and Y 4 are the same or different and each a hydrogen atom, an alkyl group,...
5288588 Positive photosensitive polyimide resin composition comprising an o-quinone diazide as a photosensitive compound  
A positive photosensitive polyimide resin composition which comprises 100 parts by weight of an organic solvent-soluble polyimide resin and 1-100 parts by weight of an ο-quinonediazide compound,...
5286609 Process for the formation of a negative resist pattern from a composition comprising a diazoquinone compound and an imidazole and having as a heat step the use of a hot water containing spray  
A negative resist pattern is formed using a resist containing a diazoquinone sensitizer. An imagewise exposed area of a layer of the resist is subjected to heat treatment with a water-containing...
5283155 Positive resist composition comprising an alkali-soluble resin and a quinone diazide sulfonic acid ester of a hydroxy flavan derivative  
A positive resist composition which comprises an alkali-soluble resin and, as a sensitizer, a quinone diazide sulfonic acid ester of a phenol compound of the formula: ##STR1## wherein Y 1 , Y 2 , Z...
5283374 Selected phenolic derivatives of 4-(4-hydroxyphenyl)-cyclohexanone and their use as sensitivity enhancers for radiation sensitive mixtures  
A radiation-sensitive composition comprising an admixture in a solvent of: at least one alkali-soluble binder resin, at least one photoactive compound and an effective sensitivity enhancing amount...
5283324 Process for preparing radiation sensitive compound and positive resist composition  
A radiation sensitive compound prepared by reacting a phenol compound with a quinone diazide sulfonyl halide in a mixture of a solvent having a relative dielectric constant of not larger than 10...
5281508 Positive-working photoresist containing o-naphthoquinone diazide sulfonic acid ester and novolak resin consisting of 35 to 43% m-cresol and 65 to 57% p-cresol with substantial absence of o-cresol  
A positive-working photoresist composition suitable for fine patterning in the manufacture of semiconductor devices, e.g., VLSIs, with high fidelity is proposed. The composition comprises 100 parts...
5279918 Photoresist composition comprising a quinone diazide sulfonate of a novolac resin  
A photoresist composition useful for the preparation of semiconductors and to be irradiated by light with a wavelength of from 330 to 450 nm, which comprises (1) an alkali-soluble resin, (2) a...
5279922 Light-sensitive coating liquid  
A light-sensitive coating liquid, comprising, as an organic solvent, at least one substance represented by the formulae (I) to (III) shown below: ##STR1## wherein R 1 represents an alkyl group...
5279917 Light-sensitive composition comprising a fluorine copolymer surfactant  
A light-sensitive composition comprises a light-sensitive compound, an alkali soluble resin and a fluorine-containing surfactant. The surfactant is a copolymer of a (poyoxyalkylene)acrylate or...
5278021 O-naphthoquinone diazide sulfonyl esters of 4-(4-hydroxyphenyl)cyclohexanone phenolic derivatives with associated radiation sensitive mixtures and articles  
A radiation sensitive mixture comprising an alkali-soluble binder resin and at least one photoactive compound comprising a compound of formula (I): ##STR1## wherein each R is individually selected...
5275910 Positive radiation-sensitive resist composition  
A positive radiation-sensitive resist composition comprising an alkali-soluble resin, a radiation-sensitive ingredient and a phenol compound represented by the general formula (I): ##STR1## wherein...
5275911 Sesamol/aldehyde condensation products as sensitivity enhancers for radiation sensitive mixtures  
A radiation-sensitive composition comprising an admixture in a solvent of: at least one alkali-soluble binder resin, at least one photoactive compound and an effective sensitivity enhancing amount...
5275909 Positive-working radiation sensitive mixtures and articles containing alkali-soluble binder, o-quinonediazide photoactive compound and BLANKOPHOR FBW acting dye  
A radiation-sensitive composition comprising an admixture in a solvent of: at least one alkali-soluble binder resin, at least one photoactive compound and an effective absorbance increasing amount...
5273856 Positive working photoresist composition containing mid or near UV radiation sensitive quinone diazide and sulfonic acid ester of imide or oxime which does not absorb mid or near UV radiation  
Positive photoresist compositions which comprise an alkali soluble resin material, a diazoquinone dissolution inhibitor which decompose on exposure to mid and near UV radiation, and a sulfonic acid...
5272036 Pattern forming contrast enhanced material utilizing water soluble photosensitive diazo compound and pattern forming method  
Disclosed is a pattern forming contrast enhanced material comprising (a) a water soluble photosensitive compound selected from the group consisting of a water soluble aliphatic photosensitive...
5268252 Radiation-sensitive ester and process for its preparation  
The invention relates to a radiation-sensitive ester which is the condensation product of (a) a compound containing 2 to 6 aromatic hydroxyl groups, (b) a ring-substituted (o-naphthoquinone...
5266440 Photoresist composition with aromatic novolak binder having a weight-average molecular weight in excess of 1500 Daltons  
A photoresist comprising a light sensitive component and an essentially aromatic alkali soluble novolak resin comprising the product resulting from the acid condensation of an aromatic aldehyde and...
5264319 Photosensitive resin composition having high resistance to oxygen plasma, containing alkali-soluble organosilicon polymer and photosensitive dissolution inhibitor  
Disclosed herein is a photosensitive resin composition composed mainly of an alkali-soluble organometallic polymer and a photosensitive dissolution inhibitor. The composition is used as a positive...
5260162 Photosensitizer compositions containing diazo fluorinated esters of hexafluoro-bis-phenols or bis-hexafluoroethers  
A photosensitizer composition comprising a diazo fluorinated ester containing the hexafluoroisopropylidene group, said photosensitizer selected from hexafluoro-bis-phenols having the following...
5256522 Image reversal negative working O-naphthoquinone diazide and cross-linking compound containing photoresist process with thermal curing  
A process for converting a normally positive working photosensitive composition to a negative working composition is disclosed. One forms a composition containing an alkali soluble resin, a 1,2...
5254440 Selected methylol-substituted trihydroxybenzophenones and their use in phenolic resin compositions and processes of forming resist images  
A methylol-substituted trihydroxybenzophenone of the formula (I): ##STR1## This methylol-substituted trihydroxybenzophenone may be reacted with selected phenolic monomers during or after the...
5250669 Photosensitive compound  
Photosensitive compounds having preferably a functional group such as --SO 2 Cl, --SO 3 H, --SO 3 R, ##STR1## (R, R', R" being alkyl) on a terminal benzene or naphthalene ring connected via a...
5248585 Polyphosphazene binder resins for photoresists comprising as photosensitizers o-quinone diazide esters  
This invention relates to novel radiation sensitive compositions. More particularly the invention relates to photoresists containing phosphorus and nitrogen linked polymers; i.e., polyphosphazenes,...
5248582 Positive-type photoresist composition  
A positive type photoresist composition which comprises an alkali soluble novolak resin and at least one light-sensitive material represented by the following general formulae (I) to (IV) to...
5246818 Developer composition for positive working color proofing films  
A developer composition for positive color proofing films containing a) sodium, potassium or ammonium octyl sulfate; sodium, potassium or ammonium lauryl sulfate; sodium decyl sulfate; or sodium...
5242780 Electrophoretic positive working photosensitive composition comprising as the photosensitive ingredient an aliphatic polyester having o-quinone diazide on the side chain and end groups  
An electrophoretic positive working photosensitive composition for producing a photoresist pattern on metal base plate comprises a photosensitive compound, in which a photosensitive quinone diazide...