Matches 1 - 50 out of 173 1 2 3 4 >
Match Document Document Title
7415927 Procedure for positioning a through-hole in a substrate  
A method for forming openings of predetermined position in a substrate in the form of a printing stencil by means of a laser, wherein the substrate is positioned using a fixture means in the form...
7115353 Computer screen imaging system for the preparation of print screens  
A system and method for generating a master screen for a silk screen imaging process. Photo activated emulsion is applied to a printing screen and the emulsion is exposed according to a digitized...
6893676 Glow in the dark puff heat transfer method and composition  
A method of making a glow in the dark puff heat transfer material and a composition of glow in the dark puff heat transfer material are presented in this invention. Unlike many prior art heat...
6841337 Masking apparatus and method  
A masking apparatus and method includes a substrate fabricated to include a mask removable affixed to a backing. A plurality of designs may be formed in the apparatus by conventional methods. The...
6808865 Photosensitive resin composition of aqueous emulsion type  
Present invention provides an aqueous emulsion type photosensitive resin composition which forms a cured film significantly superior in water and solvent resistances in comparison with the...
6749996 Puff heat transfer  
The present invention is a puff heat transfer, a puff transfer composition, and a method of making a puff transfer composition. The puff transfer composition, i.e., ink, is actually loaded with the...
6573023 Structures and structure forming methods  
The present invention includes structures, lithographic mask forming solutions, mask forming methods, field emission display emitter mask forming methods, and methods of forming plural field...
6541561 Resin reinforced cross-linkable printing inks and coatings  
A method is disclosed of making a polymerizable printing ink which comprises mixing a powdered polymer with a liquid composition comprising at least one polymerizable monomer or oligomer, said...
6503683 Screen printing stencil composition with improved water resistance  
The invention resides in a photosensitive composition for screen printing. Preferably, the composition of the invention comprises a polymer comprising a vinylpyridine monomer or polymer having a...
6492071 Wafer scale encapsulation for integrated flip chip and surface mount technology assembly  
A device and process for applying mixtures of adhesive formulations combined with solder flux such that flip chips may be rapidly encapsulated with such combinations without interfering with...
6387594 Plate making film, plate making ink, plate making method using the film, and plate making system using the film  
A plate making film has a layer provided on a transparent substrate, the layer consisting essentially of a polymeric compound composed of a repeating unit represented by the following general...
6333137 Screen printing stencil  
A photopolymerizable composition for making screen printing stencils. The composition comprises polyvinyl alcohol having at least one photocrosslinkable group appended thereto. At least one metal...
6319851 Method for packaging semiconductor device having bump electrodes  
A resin sealing film is formed on a silicon substrate by using a printing mask and a squeegee. The side surface in the tip portion of the squeegee is substantially V-shaped, and the printing is...
6309799 Process for producing a printing form  
The invention relates to a process for producing a printing form, in which a covering layer (5) is applied to a first radiation-sensitive layer (4) arranged on a carrier (1), the applied covering...
6232041 Heat transfer  
A method of making a heat transfer from an image for application to a T-shirt or other piece of cloth is disclosed. An image is scanned to create a computer image represented by a computer readable...
6225026 Printing stencil and a method for preparation thereof  
It is an object of the present invention to provide a printing stencil and a method for its preparation. There is thus provided, In accordance with a preferred embodiment of the present invention,...
5994033 Screen printing stencil  
A screen printing stencil made from a composition comprising polyhydroxy compounds having a plurality of 1,2- or 1,3-diol groups along a polymer backbone, the diol groups grafted thereto a compound...
5922496 Selective deposition mask and method for making the same  
A material deposition contact mask is disclosed in which apertures formed therein have a larger dimension in lower openings in a bottom side of the mask contacting the substrate than in constricted...
5876880 Process for producing a structured mask  
A process is disclosed for producing a structured mask for use in reproducing structures of that mask on an object with the aid of electromagnetic or particulate radiation, in particular for ion...
5589315 Photosensitive compositions comprising photosensitive polyfunctional aromatic diazo compounds, and presensitized lithographic plates formed with the same  
A photosensitive composition containing a polyfunctional aromatic diazo compound having at least two groups of Formula (uD) in the molecule, and a photosensitive composition using the same. The...
5580698 Scanner system for successive irradiation of a working surface, particularly for ultra-violet exposure of a photo emulsion on a serigraphic printing frame  
For producing fine printing patterns on large serigraphical printing frames it is possible to apply an exposure through correspondingly large film areas, but it is cheaper to make use of a...
5569569 Stencil mask  
A stencil mask for use in a photochemical reaction process includes a path extending between the rear and front surfaces thereof. The path is used with a window for passing photons so as to supply...
5529862 Method of forming a low distortion stencil mask  
A stencil mask (10) has a membrane (14) under tensile stress and at least one pattern opening (22) formed through the membrane (14). A plurality of stress relief openings (30) are formed in the...
5523185 Method for manufacturing stencil mask  
A method for manufacturing a stencil mask in provided, in which precise patterning and a sufficient thickness of the absorber film are ensured, and manufacturing steps are simplified. Temporary...
5478699 Method for preparing a screen printing stencil  
To prepare a screen printing stencil, a pattern of resist, having a complementary design to the final screen printing stencil, is applied to a conductive mandrel. A patterned layer is electroformed...
5366584 Removing uncured emulsion from stencils during photomask production  
Uncured emulsion is effectively washed from a stencil in the production of photomasks by mounting a drum rotatable about a horizontal axis within a portable cabinet. The drum is driven by a small...
5328752 Substrate for printed circuit boards using photocurable resin and process for producing the same  
The instant invention discloses a process for producing a substrate for use in printed circuit which comprises: a vessel for containing a photo-curable resin; a masking means positioned above and...
5328537 Method for manufacturing screen printing plate  
A method of manufacturing a screen printing plate which can be obtained without using a mother mesh sheet and a resist film including a step of providing a non-plating area on the roll and exposing...
5322763 Process for making metal ledge on stencil screen  
A process for making a metal ledge on one side of a metal screen involves exposing through the stencil screen a photoresist layer, removing unexposed photoresist areas, plating the metal stencil...
5284536 Three dimensional model tree by laser cutting  
A method of fabricating model trees and plants for decorating a diorama. The model is made from stacking foliage disks on a telescoping dowel, which functions as an imitation trunk. First, an...
5275700 Papermaking belt and method of making the same using a deformable casting surface  
A backside textured papermaking belt is disclosed which is comprised of a framework and a reinforcing structure. The framework has a first surface which defines the paper-contacting side of the...
5247315 Method of printing a graphic having uniform ink density on an emulsion coated printing screen  
A method for printing a graphic having uniform ink density on selected pixel locations of a printing screen coated with a light sensitive emulsion is provided. According to one embodiment of the...
5246815 Photosensitive material for screen processing  
A photosensitive material for screen processing comprising a photosensitive resin composition (A) applied to a plastic film, and including a water-soluble or water-dispersible polymer or copolymer,...
5240816 Method of producing a screen for printing a heating line pattern and a method of forming a heating line pattern on a glass plate  
A method of producing a screen for printing a heating line pattern which comprises the steps of: depositing a first photosensitive emulsion layer on a screen, masking a predetermined portion of the...
5223374 Process for preparing a multicolored proof and radiation-sensitive recording material for use in this process  
The present invention relates to a process for preparing a multicolored proof, using a radiation-sensitive recording material which comprises a temporary, sheet-shaped layer support, a thermally...
5147762 Process for preparing a rotary silk-screen printing stencil for printing  
Disclosed is a process for preparing a cylindrical rotary screen printing stencil to made it suitable for use in a screen printing machine. In the process the steps of application of a...
5122442 Method for forming an image from a high speed screen printing composition on a screen mesh  
The method for forming an image which comprises I). providing a mesh fabric substrate, and II). coating said substrate with a light sensitive screen printing composition which comprises in...
5070000 Electrodeposition coating composition for use in printed circuit board photo resist  
Disclosed is an electrodeposition coating composition for use in printed circuit board photo resist, comprising (a) an acrylic resin containing (meth)acryloyl group and obtained by use of diacetone...
5015557 Silk screen process  
A method for coating a printing screen with a sealer to avoid pinholing and damage to the screen from extended use. The method includes coating the inside of the screen with a photo emulsion,...
4960671 Stabilized photosensitive screen printing dispersion composition with diazo condensate, polyvinyl alcohol, and copolymer of vinyl acetate and N-methyloc acrylamide  
This invention relates to a screen printing stencil composition which comprises (a) a stabilized aqueous dispersion of a water insoluble addition copolymer having units of formulas: A and B where A...
4946763 Method for providing a design pattern on a metal stencil and metal stencil having a patternable covering layer  
The present invention relates to a method for forming a pattern in a metal stencil or screen which is covered by a covering layer in the form of a resist material. The pattern is formed by locally...
4946373 Radiation-polymerizable composition  
This invention relates to a radiation polymerizable composition for use in a photographic element such as a lithographic printing plate comprising in admixture (a) a polymeric binder; (b) a...
4840867 Positive-working radiation-sensitive recording material with radiation-sensitive 1,2-quinone diazide underlayer and thicker positive-working radiation-sensitive overlayer  
A radiation-sensitive recording material comprising a support and first and second radiation-sensitive layers is disclosed. The first radiation-sensitive layer comprises a 1,2-quinone diazide as...
4822720 Water developable screen printing composition  
This invention relates to a composition for use in a screen printing screen. More particularly, this invention relates to a screen printing composition comprising (a) a binder resin having the...
4789621 Screen emulsions comprised of diacetone acrylamide  
Screen emulsions in accordance with the present invention include a poly vinyl alcohol and poly vinyl acetate or a poly vinyl acetate copolymer emulsified in water along with appropriate amounts of...
4764432 Photo-mask with regions having a differing optical transmissivities  
A photomask useful as stencil or reticle comprises a thin layer, which includes regions of different optical transmissivity for light radiation of a predetermined spectral range. The layer consists...
4761364 Screen printing stencil for making elastomer sealing layers on flat gasket plates and method for making same  
Screen printing stencil for making sealing layers of elastomer material on a flat gasket. A screen carrying a photoresist layer exhibits areas of increased height on the side with which it is made...
4749611 Screen fabrics  
The screen fabric woven of synthetic fibers such as polyester monofilament and polyamide monofilament for preparing the stencil. The synthetic fiber has colored transparency and 0.01 to 0.1 weight...
4741920 Mesh and printing screen for screen printing and a method for the preparation thereof  
A greatly improved printing screen used for screen printing is provided in respect of the durability in printing, resistance against solvents and antistatic performance based on a mesh of polyester...
4678680 Corrosion resistant aperture plate for ink jet printers  
An aperture plate for an ink jet printer of the continuous stream type is made corrosion resistant to the ink for long printer operating times. The aperture plate is made corrosion resistant by ion...
Matches 1 - 50 out of 173 1 2 3 4 >