Patents
Patents for G03F 7 - Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor (127,176)
08/1990
08/07/1990US4946549 Plasma itching the poly-para-xylylene layer with a mixture of gases carbon tetrafluoride, oxygen, sulfur fluoride and nitrogen oxide
08/07/1990US4946533 Polyvinylcarbazole
08/07/1990US4946524 Applicator and method for applying dry film solder mask on a board
08/07/1990US4946373 Mixing polymeric binder, photoinitiator, diazonium salt, photo polymerizable mixture of mono- and polyfunctional acrylic monomers
08/07/1990US4945934 Method and apparatus for processing and transporting sheet materials
08/07/1990CA1272541A1 Radiation curable liquid resin composition
08/07/1990CA1272411A1 Photosensitive elastomeric composition for flexographic printing plates having improved softness
08/07/1990CA1272377A1 Process on photoetching of superficial coatings based on polymeric materials
08/06/1990CA2009167A1 Electrically conductive resist material, a process for its preparation and its use
08/02/1990CA2009093A1 Light-sensitive mixture and light-sensitive recording material prepared therewith
08/01/1990EP0380010A2 Photosensitive ethylenically unsaturated copolymerizable sulfonium salts, and method for their production
08/01/1990EP0380007A2 Radiation-sensitive polymers
08/01/1990EP0379942A2 Photocrosslinkable polymers and process for preparing the same
08/01/1990EP0379924A2 Process for reducing the variation of a cover sheet pattern structure as a result of reflection created by the optical lithography used in the production of an integrated circuit
08/01/1990EP0379907A1 Presensitized printing plate for dry lithography
08/01/1990EP0379639A2 Electron beam-positive polyimide
08/01/1990EP0379604A1 Process for fabrication of a silicon nitride layer as an anti-reflection layer in photolithography processes during the manufacture of high density semiconductor circuits
07/1990
07/31/1990US4945551 Reduced copy of a pattern
07/31/1990US4945383 Image forming apparatus
07/31/1990US4945382 A printer for printing a certain image on a sheet of developing paper
07/31/1990US4945381 Image forming apparatus
07/31/1990US4945374 Pressure developing device
07/31/1990US4945222 Light irradiation control device for use in image recording apparatus
07/31/1990US4945032 Stereolithography using repeated exposures to increase strength and reduce distortion
07/31/1990US4945030 Method for developing lithographic plates comprising a developer comprising ethylene oxide/propylene oxide block copolymers
07/31/1990US4945028 Method for formation of patterns using high energy beam
07/31/1990US4945027 1,4 or 9,10 dimethoxyanthracene triggers for 2-tri(chloro or bromo)methyl-4(1H)-quinazolimone polymerization initiators
07/31/1990US4945025 Light-sensitive material containing silver halide, reducing agent and polymerizable compound wherein the light-sensitive layer is provided with a cover sheet
07/31/1990US4945024 Method for improving color balance in imaging systems employing photosensitive microcapsules
07/31/1990US4945023 Microcapsules; particle sizes; antifogging agents; photothermography
07/31/1990US4944893 Remover solution for resist
07/31/1990US4944837 Method of processing an article in a supercritical atmosphere
07/31/1990US4944831 Process for obtaining a pattern, in ferromagnetic material having differently sloping sides
07/31/1990CA2008548A1 Decoating solution for plates imaged by electrophotographic means and process for decoating such plates
07/31/1990CA1272205A1 Substituted o-phthalaldehydes
07/31/1990CA1272062A1 Multilevel imaging of photopolymer relief layer for the preparation of casting mold
07/31/1990CA1272061A1 Production of non-tacky, smooth surfaces of photopolymer relief printing plates for flexographic printing
07/31/1990CA1272059A1 Negative photoresist systems
07/31/1990CA1272058A1 Photoimaging composition containing admixture of leuco dye and 2,4,5-triphenylimidazolyl dimer
07/26/1990WO1990008344A1 Improved photosensitive emulsion for holographic plates and method
07/26/1990DE3901864A1 Process for reducing variations in structure size caused by interference during the structuring of a photoresist film by monochromatic exposure
07/25/1990EP0379377A2 Process for preparing photosensitive heat-resistant polymer
07/25/1990EP0379358A2 A method for producing a diffraction grating in optical elements
07/25/1990EP0379317A2 Pressure developing device
07/25/1990EP0379301A1 Method of stripping organic material
07/25/1990EP0379200A2 Photopolymerizable composition
07/25/1990EP0379173A1 Energy beam lithography resist materials
07/25/1990EP0379157A1 Light-sensitive composition
07/25/1990EP0379120A2 Process for the structuration of a photoresist layer by optical lithography in the production of integrated circuits on a substrate
07/25/1990EP0378575A1 Asymmetric purge air system for cleaning a lens.
07/25/1990CA2007765A1 Radiation-sensitive polymers
07/25/1990CA2007395A1 Radiation-sensitive, ethylenically unsaturated, copolymerizable sulfonium salts and their preparation
07/24/1990US4943827 Method and apparatus for controlling exposure of an imaging sheet
07/24/1990US4943826 Image forming device with supplementary exposure device
07/24/1990US4943733 Projection optical apparatus capable of measurement and compensation of distortion affecting reticle/wafer alignment
07/24/1990US4943516 Photosensitive thermosetting resin composition and method of forming solder resist pattern by use thereof
07/24/1990US4943514 Negative-working dyeable photoresist
07/24/1990US4943513 Photoimageable composition with reduced cold flow due to salt-bridging by metal ions and dry film formed therefrom
07/24/1990US4943512 Photocurable and dyeable resin composition with bisazide and dyeable acrylic copolymer
07/24/1990US4943511 High sensitivity mid and deep UV resist
07/24/1990US4943509 Recording system having a coating device for coating recording medium or photosensitive medium with developer material reacting with color precursor
07/24/1990US4943471 Patterned thin film and process for preparing the same
07/23/1990CA2008237A1 Photocrosslinkable polymers
07/23/1990CA2008132A1 Method for reducing reflection-induced fluctuations of structure size in a cover layer in the optical lithography used in the manufacture of integrated circuits in a substrate
07/19/1990DE4001363A1 Photo-thermographic compsn. - contains dyestuff in spectral sensitiser and is fixed by photo-cure of compsn. and bleached by heating
07/18/1990EP0378373A2 Photohardenable compositions and their use in producing images
07/18/1990EP0378156A2 Positively photosensitive polyimide composition
07/18/1990EP0378144A2 Photocurable compositions
07/18/1990EP0378068A1 New polyfunctional alpha-diazo-beta-keto esters, process for their preparation and their use
07/18/1990EP0378067A2 Positively working radiation-sensitive mixture containing a multifunctional alpha-diazo-beta-keto ester, process for its preparation and a radiation-sensitive recording material containing this mixture
07/18/1990EP0378033A1 Process for setting up a photolithographic exposure machine
07/18/1990EP0377872A2 Method of applying a solder resist covering to a circuit board
07/18/1990EP0377696A1 Image, in particular publicity image, process and photographic film for obtaining the same
07/18/1990EP0377607A1 Screen printing process and device
07/18/1990CN1043995A Prevention of short time scale reciprocity failure by viscosity control
07/17/1990US4942430 Image recording apparatus having separated optical and developing units
07/17/1990US4942423 Sheet heating device
07/17/1990US4942421 Method of preventing bending of lithographic printing plates
07/17/1990US4942420 Heat/pressure applying unit for copying apparatus
07/17/1990US4942419 Image recording apparatus
07/17/1990US4942115 Polysilicate overcoatings, adhesion promoting layer in a multilayer element, photothermography
07/17/1990US4942113 Contrast enhanced photolithography
07/17/1990US4942112 Photopolymerizable compositions and elements for refractive index imaging
07/17/1990US4942111 Printing plate precursors
07/17/1990US4942110 High resolution conductor patterning
07/17/1990US4942109 Lithography, printing
07/17/1990US4942108 Process of making diazoquinone sensitized polyamic acid based photoresist compositions having reduced dissolution rates in alkaline developers
07/17/1990US4942103 Solid state color imaging sensor having a color filter array
07/17/1990US4942102 Holographic optical elements having a reflection hologram formed in a photopolymer
07/17/1990US4942066 Actinic radiation, multilayer, photoinitiators, hardening
07/17/1990US4942060 Solid imaging method utilizing photohardenable compositions of self limiting thickness by phase separation
07/17/1990US4942001 Method of forming a three-dimensional object by stereolithography and composition therefore
07/17/1990US4941745 Projection aligner for fabricating semiconductor device having projection optics
07/17/1990US4941426 Thin-film coating apparatus
07/17/1990CA2007996A1 Light-sensitive composition
07/17/1990CA1271878A1 Organometallic polymers
07/17/1990CA1271870A1 Photosensitive resin composition
07/17/1990CA1271768A1 Process and polymers for the production of images
07/17/1990CA1271660A1 Process for the production of images
07/15/1990WO1990008346A1 Radiation-sensitive film comprising at least one monomolecular layer of fluorine-containing amphiphilic substances