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7192654 |
Multilayered construction for resistor and capacitor formation
The invention concerns multilayered constructions useful for forming resistors and capacitors, for the manufacture of printed circuit boards or other microelectronic devices. The multilayered...
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7156938 |
Method for making multi-layer ceramic acoustic transducer
Methods for preparing a multi-layer acoustic transducer with reduced total electrical impedance. The methods are based on the stacking of individual piezoelectric layers with metallized surfaces to...
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7063762 |
Circuitized substrate and method of making same
A method of making a circuitized substrate such as a laminate chip carrier in which a polymer, e.g., Teflon, is used as a dielectric layer and a promotion adhesion layer of a polymer is used to...
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6849168 |
Electrochemical microsensor package
An electrochemical microsensor package comprises a substrate matrix having a upper non-conductive layer and an adjacent lower non-conductive layer with a conductive trace or pad extending over an...
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6733886 |
Laminate and method of manufacturing the same
A laminate is made by adhering at least one metal layer selected from the group consisting of copper and a copper alloy to a resin layer. A coating film of an azole-copper complex compound formed...
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6682619 |
Composite pre-preg ply having tailored dielectrical properties and method of fabrication thereof
A structural dielectrically tailored prepreg panel includes structural materials having desired electrical qualities in one or more desired areas without loss of structural integrity or the...
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6632319 |
Process for producing rubber-based composite material
A process for producing a rubber-based composite material including steps of laminating a rubber compound onto a substrate, with a bonding layer of metal or metal compound interposed therebetween,...
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6531013 |
Adhesive bonding process for aluminum alloy bodies including hypophosphorous acid anodizing
An adhesive bonding process for making vehicle structures wherein a surface portion of an aluminum alloy body is anodized in an aqueous solution of hypophosphorous acid (H 3 PO 2 ) to form an...
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6451155 |
Method using a thin adhesion promoting layer for bonding silicone elastomeric material to nickel and use thereof in making a heat sink assembly
A heat sink assembly and method for attaching a multi-chip module cap to a polymeric heat sink adhesive by means of a thin adhesion-promoting metal film layer, which provides an interfacial bond...
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6428645 |
Vehicular mount assembly with bonded rubber
A method of forming a bond between a resilient rubber member with a chlorinated surface and a bracket, especially in a vehicle mount assembly, includes forming a cured epoxy coating on the bracket...
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6302987 |
High voltage polymer processing methods and power feed-through bushing applications
A method for coupling electrically conductive bushings in a bus, including alternating layers of dielectric material and patterned, electrically conductive bus bars and having through holes therein...
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6280559 |
Method of manufacturing color electroluminescent display apparatus and method of bonding light-transmitting substrates
An object of the invention is to prolong the seal life of a color EL display apparatus. The initial thickness of a light-transmitting main substrate is larger than a predetermined reference...
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6146480 |
Flexible laminate for flexible circuit
Method of forming a flexible circuit laminate for use in the production of flexible circuits, comprising the steps of electrodepositing a continuous layer of copper on a first side of a generally...
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6117300 |
Method for forming conductive traces and printed circuits made thereby
A method of forming circuit lines on a substrate by applying a roughened conductive metal layer using a copper foil carrier. The copper foil is etched away, leaving the roughened conductive metal...
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6103135 |
Multi-layer laminate and method of producing same
A method of forming a multi-layer laminate from a plurality of individual laminates comprised of copper clad on a polyimide.
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6059951 |
Process for manufacturing surface-treated wire for use in composite elements of elastomeric material
A wire, generally made of steel and used to make composite elements of elastomeric material, is submitted to an electrodeposition process in an electrolytic bath for being coated with a zinc/cobalt...
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6051313 |
Hybrid yarn for the fabrication of fibre preforms of composite parts, and method for its preparation
A yarn is formed from discontinuous parallel fibers which are not twisted d which are held together by a covering yarn of sacrificial material wound around the fibers. The fibers comprise an...
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6027594 |
Method of manufacturing optical information recording medium
In an optical information recording medium having at least two information layer, guide grooves for tracking or sample pits or information pits corresponding to information signals are formed on a...
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5897727 |
Method for assembling layers with a transfer process using a crosslinkable adhesive layer
Optical elements are prepared by the adhesive transfer of at least a low temperature curable (e.g., radiation or room temperature curable, preferably pressure-sensitive) adhesive layer and a...
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5843259 |
Method for applying an adhesive layer to a substrate surface
A method is described for uniformly coating portions of the surface of a substrate which is to be bonded to another substrate. In a described embodiment, the two substrates are channel plates and...
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5779870 |
Method of manufacturing laminates and printed circuit boards
Drum or smooth side-treated metal foil can be used either as an intermediate product for use in the manufacture of laminate or as a part of the finished laminate to be used in the manufacture of...
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5702557 |
Process for the production of an information carrier
The present invention relates to a process for preparing a laminated structure containing at least a main foil which is substantially impervious to light, B) at least one interlayer, and C) a...
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5674659 |
Electrodeposition resist film drying method
Provided is a method for producing a photoresist film for use in producing a a precision fine process component capable of achieving removal of moisture component and film formation by heating in a...
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5620800 |
Laminated structure of a metal layer on a conductive polymer layer and method of manufacturing such a structure
A laminated structure (1) comprising a substrate (3) and a polymer layer (5) is provided. The polymer layer consists of conductive areas (7) having a sheet resistance of maximally 1000 Ω/square....
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5605715 |
Methods for making electrical circuit devices
The invention provides a method for making an electrical circuit device as well as a resulting device itself. The method includes the steps of forming a base or substrate of conductive metal and...
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5603158 |
Method for producing flexible circuit boards
An adhesive is applied onto a flexible resistive film 1 and dried to form an adhesive layer 2. A metal foil 3 is contacted onto the layer 2, which is subjected to a heat and pressing treatment. The...
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5478372 |
High temperature, chemical resistant laminate for filtration systems
A self-supporting laminate formed from an expanded polytetrafluoroethylene membrane material and a coated metal mesh material is described that is self-supporting and can be formed into a pleated...
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5403419 |
Method for making rubbery composite materials by plating a plastic substrate with cobalt
A rubbery composite material comprising a substrate and a rubber composition bonded thereto is prepared by metallizing a substrate with a thin film of zinc, copper, cobalt or an alloy thereof by...
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5326412 |
Method for electrodepositing corrosion barrier on isolated circuitry
A corrosion resistant barrier is provided for isolated circuity. An isolated circuit (10, 12) with raised interconnection features (16, 18) having a corrosion resistant gold coating (34) is formed...
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5298149 |
Method for making a tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate
A copolyester film was laminated onto a steel sheet, this sheet having double layers consisting of a lower layer of metallic chromium and an upper layer of hydrated chromium oxide on a tin plated...
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5178967 |
Bilayer oxide film and process for producing same
A bilayer oxide film which comprises a preferably porous layer containing aluminum oxide and a non-porous layer comprising an oxide of a valve metal, e.g. tantalum. The layers are integral. The...
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5131987 |
Process for making an adhesively bonded aluminum article
Disclosed is a process for anodically oxidizing aluminum alloy surfaces as a pretreatment for structural adhesive bonds or laminates. The process is comprised of anodically oxidizing aluminum and...
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5118581 |
Protection of gamma titanium aluminides with aluminosilicate coatings
A method and composition for protecting a gamma titanium aluminide alloy specimen subject to high temperature oxidation is disclosed. An alumino silicate glass coating is applied on the surface of...
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5102507 |
Method of making an anodic phosphate ester duplex coating on a valve metal surface
A process is disclosed for treating the surface of a valve metal such as aluminum to form a two layer protective coating thereon using an anodizing bath consisting essentially of an aqueous...
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5098495 |
Process for coating a packaging film with a transparent barrier coating
A process for coating a packaging film with a transparent barrier coating. The process starts with a metal substrate made of, or having a surface coating of, a valve metal or valve metal alloy. The...
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5096522 |
Process for producing copper-clad laminate
A process for producing a copper-clad laminate is disclosed which includes the steps of (a) contacting the surface of a conductive carrier with a catalyst liquid containing at least one noble metal...
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5055150 |
Process and apparatus for producing coated polymer sheets having oxygen and moisture barrier properties and coated polymer sheets thus produced
A process for coating a polymer sheet with a transparent coating having moisture and oxygen barrier properties. The process starts with a metal substrate made of, or having a surface coating of, a...
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5049221 |
Process for producing a copper-clad laminate
A process for producing a copper-clad laminate, which comprises a step (S2) of forming a copper foil of at least several micrometers on a planar conductive substrate by electrolysis, a step (S3) of...
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5037504 |
Method of forming fine patterns
A fine pattern is formed by the following steps. A prescribed mask pattern of an electrically insulative material is formed on an electroconductive surface of a base plate of a printing plate, so...
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5013397 |
Printed circuit board and method of preparing same
A method of forming printed circuits on an insulating film comprising the steps of forming a panel plating layer, plating the circuits onto the panel plating layer, applying a film to the plated...
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4987799 |
Stamping die replica and method of manufacture thereof
A method of making replicas of a master stamping die having a master die pattern in relief comprises first making a negative mold of the master stamping die. The mold has a negative mold cavity...
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4976800 |
Method of bonding friction material to plated substrates
A method of manufacturing a brake shoe or pad in which the back plate is zinc plated and a friction material perform is bonded directly to the zinc plated surface.
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4954200 |
Method of making drill back-up material for small bore drilling of circuit boards
Disclosed is an improved back-up sheet for backing a workpiece during a small bore drilling process. The sheet also possesses electrical properties making it an ideal candidate as a laminate...
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4917843 |
Process for joining molded silicon nitride parts
For joining shaped bodies of silicon nitride together, silicon nitride surfaces to be joined are first polished and then put into an apparatus for applying sputtered layers where they are first...
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4913968 |
Water-compatible coating resin
Water-compatible resins containing a residue of an aryl or cycloalkyl compound having a sufficiently bulky structure to raise the T g of a specified cured epoxy resin by more than 20° C. The...
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4902551 |
Process for treating copper surface
Adhesion of copper to a resin layer is improved by reducing a copper oxide layer with an aqueous aldehyde solution (a) while applying a potential of -1000 mV to -400 mV to the copper oxide layer,...
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4900594 |
Pressure formed paperboard tray with oriented polyester film interior
An ovenable food tray for cooking foodstuffs, such as frozen foodstuffs, in an oven of either the microwave or conventional type. The tray is formed from a flat, unitary laminate blank by deforming...
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4898630 |
Thermosetting highly foaming sealer and method of using it
A thermosetting highly foaming sealer of this invention contains an unvulcanized rubber, a vulcanizing agent, a softener and an inorganic filler. It is bonded on one of two parallel planes forming...
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4889584 |
Method of producing conductor circuit boards
A method suited for producing a conductor circuit board having a high-density, fine circuit pattern. Conductor circuits and dummy circuits are formed on the surface of a planar, electrically...
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4888574 |
Circuit board material and method of making
An improved multilayered circuit board material and process for making that material is disclosed. The material includes an insulating material support layer, an electrical resistance material...
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