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4699869 |
Process for the preparation of a distortion resistant polyester support for use as a phototool
Photosensitive element comprisng a polyester, e.g., polyethylene terephthalate, at least 0.008 inch (0.20 mm) thick bearing on both sides a polymeric water-vapor barrier layer at least 0.00001 inch...
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4683646 |
Thermal head method of manufacturing
Disclosed is a thermal head and a method of manufacturing the same, in which a heating portion provided with at least a heating resistor film, a conductor film and a protection film and formed on a...
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4680859 |
Thermal ink jet print head method of manufacture
In a thin film resistor substrate for a thermal ink jet printhead, there is provided an elongated ink feed slot for supplying ink to a plurality of heater resistors on the substrate. Ink flows from...
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4675207 |
Process and apparatus for the deposition on a substrate of a thin film of a compound containing at least one cationic constituent and at least one anionic constituent
The invention relates to a process for the depositing on a substrate a thin film or layer of a compound having at least one cationic constituent C and at least one anionic constituent A, such as...
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4668579 |
Interstitially protected oxidation resistant carbon-carbon composite
The carbon fiber bundles in a carbon-carbon composite are protected against oxidation by coating the fiber bundles with at least one protective layer consisting of an underlayer portion of boron...
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4658269 |
Ink jet printer with integral electrohydrodynamic electrodes and nozzle plate
An electrohydrodynamic stimulated ink jet printing device and method of manufacture which eliminates the prior art problem of ink wetting the dielectric spacer between the stimulating electrode and...
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4651172 |
Information recording medium
In an information recording medium having a recording layer for recording information by heating through incoming energy, at least one of an interference layer and an absorption layer for the...
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4647479 |
Primer over hand-cleaned rusted steel
A corrosion-inhibiting coating composition for application onto rusted steel or iron surfaces is disclosed. The coating composition comprises an organic silicate, citric acid, and a non-aqueous...
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4645693 |
Assembly and method for Langmuir-Blodgett film production
A barrier assembly for a Langmuir trough is arranged for a substrate to be carried automatically to-and-fro on a dipping head over a fixed barrier into monomolecular layers A, B on a common...
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4643125 |
Barriers
A barrier for confining an area of monomolecular film on a Langmuir trough comprises a first barrier portion consisting of a transverse part and a longitudinal part and a second barrier portion...
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4636408 |
Ultraviolet radiation stabilized polymer compositions
A process and composition for improving the ultraviolet radiation stability of articles made from resins subject to photo degradation by contacting the article at a selected temperature with a...
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4636440 |
Novel process for coating substrates with glass-like films and coated substrates
A sol-gel coated substrate is additionally coated with certain disclosed aqueous quaternary ammonium hydroxide and/or alkanol amine compounds. Through this procedure, the drying time achieved to...
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4635076 |
Two-sided optical recording medium
The novel optical recording medium, as in the prior art, has a transparent substrate bearing two recording layers, each addressable from only one side of the medium, but unlike prior 2-sided media,...
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4632800 |
Process for producing a thin film having at least one monomolecular layer of non-amphiphilic molecules
Process for producing a film having at least one monomolecular layer of non-amphiphilic molecules. This process comprises the following stages: (a) combining non-amphiphilic molecules A, such as...
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4624898 |
Processes for the application of refractory compositions to surfaces such as for the preparation of refractory shell molds and refractory compositions produced thereby
A process is disclosed for providing a refractory composition on a surface. In the process an acidic hybrid binder composition and a basic colloidal silica sol composition are provided. The surface...
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4620086 |
Dual coated radiant electrical heating element
To reduce the tendency of ground faults and short circuits on electrical heating elements operating at elevated voltages and temperatures, resistance heating wire is coated with a sublayer of...
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4612256 |
Wear-resistant coating
Wear-resistant coating on a machine part which is subject to friction wear, the coating being applied by a flame spray process and being composed of a plurality of superposed sprayed-on layers each...
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4611892 |
Synthetic resin ophthalmic lens having a surface hard coat
An improved synthetic resin opthalmic lens and a method for treating the surface of the lens are provided. The lens is formed by polymerizing at least one bis(allyloxycarbonyloxy-alkoxy)...
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4590493 |
Optical disc
The present invention provides an optical disc comprising a resin disc (1), a metal film (2) formed on at least one surface of the resin disc (1), a protective film (3) highly adhesive to the metal...
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4583102 |
Optical disc and method of manufacturing
An optical disc comprises a resin disc substrate, a recording medium layer formed on the disc substrate, a high purity of transparent layer, and a transparent protective resin layer. The...
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4572849 |
Process for the multiple coating of moving webs
A process for the multiple coating of webs which are continuously moving past a coating point, using coating apparatus according to the bead coating process is carried out such that any number of...
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4569863 |
Process for the multiple coating of moving objects or webs
A process for the multiple coating of objects or webs which are continuously moving past a coating point, using coating apparatus according to the curtain coating process. This process is carried...
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4565729 |
Polyurethane laminate of contrasting layers and process therefor
A plurality of polyurethane layers, some of which have a contrasting color with respect to an adjacent layer is formed into a laminate. During preparation, each layer is separately formed, as by...
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4554203 |
Method for manufacturing large surface silicon crystal bodies for solar cells, and bodies so produced
An improved large surface, quasi-monocrystalline silicon crystal bodies of the type used in solar cells. The bodies are produced by reacting at least the surface of a carbon fiber fabric with...
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4548837 |
Method and apparatus for coating
A method and an apparatus in which gas is jetted out of the gas injector 3' to support the support 2 in a contactless manner, while coating solutions are applied onto both sides of the support 2 by...
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4547408 |
Metal-clad laminate adapted for printed circuits
A metallized, laminated substrate well adapted for the production of printed circuits is comprised of: (A) an electrically insulating support element which comprises (a) a central core member...
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4539169 |
Apparatus and method for forming a co-extrusion from extruded strips
An apparatus and method wherein strips of elastomeric material are fed separately onto a roller at more than one position around the circumference of the roller at predetermined axial locations to...
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4536419 |
Method for forming tapered films
Method for forming thin films on a substrate by using a mask through dry process wherein the substrate and the mask are moved relative to each other at least once for the formation of a thin film...
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4529632 |
Two coat one bake method for substrates which have metal and plastic component
A method of coating automotive outer parts having components made of metals and of plastics by a system of two coating steps and one baking step, the method comprising coating the surface of the...
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4526816 |
Fatty acid emulsion and coating of glassware therewith
Provided is a method for coating glass articles with a pourable, stable aqueous based emulsion comprising an unsaturated fatty acid, e.g., oleic or linoleic acid, and an alkali metal salt thereof,...
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4511604 |
Process and apparatus for producing alternate monomolecular layers
The present invention relates to a process and to an apparatus for producing alternate monomolecular layers. In per se known manner, a substrate is passed through the surface of a liquid contained...
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4507349 |
Security medium and secure articles and methods of making same
A security medium, secure articles made therefrom and methods of making same. Articles are disclosed which are resistant to counterfeiting and unauthorized alteration and which are suitable for use...
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4487799 |
Pyrolytic graphite pretreatment for carbon-carbon composites
Carbon-carbon composites are prepared to receive a subsequent protective coating by having a thin layer (1 to 5 mils) of pyrolytic graphite applied to its surface. The graphite layer improves the...
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4479987 |
Process and an apparatus for stabilizing free-falling liquid curtains
The stabilization of free-falling liquid curtains (4) in the coating of objects or webs (5) using curtain coaters is considerably improved by the use of curtain holders (9) from which an additional...
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4477493 |
Production of reaction-bonded silicon carbide bodies
Reaction-bonded silicon carbide artefacts are produced by siliconizing a green body formed from a coherent mixture of silicon carbide and carbon powders. The surface of the green body is coated...
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4469746 |
Silica coated absorbent fibers
Fibrous webs comprising fibers coated with a continuous film comprising silica have excellent absorbent and wicking properties. The fibers themselves may be hydrophilic (e.g., cellulose) or...
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4468420 |
Method for making a silicon dioxide coating
A method for making a silicon dioxide coating on a surface of a substrate such as, for example, an alkali metal-containing glass sheet by dipping the substrate in a treatment liquid obtained by...
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4443504 |
Coating method
A slide coating apparatus wherein the angle between the slide surface and a horizontal datum plane lies within a range from 35° to 50° and wherein the takeoff angle defined between a tangent to...
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4440811 |
Method for coating and an apparatus for coating
An improved method of coating one or more layer of a coating liquid onto a moving substrate from a coating hopper wherein coating bead of the coating liquid is formed and a part of the bead is...
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4438151 |
Process for durably modifying a shaped synthetic polymer article
A shaped synthetic polymer article having an enhanced desired function is prepared by preparing a shaped synthetic polymer article in which at least the peripheral surface portion of said article...
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4395457 |
Thermal insulating and waterproofing of masonry structures by entrapment of multilayered dead air spaces with use of high speed injected liquid-air stream
A thermally insulated masonry wall comprising a plurality of thermally insulated barrier layers extending laterally inwardly from the surface of the wall. This is accomplished by placing a nozzle...
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4390564 |
Process and apparatus for finishing doors
A process and apparatus allows continuous or semicontinuous finishing of doors. The doors are fed to the finishing machine and are conveyed through a series of finishing stages. Sanding, staining,...
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4384015 |
Process and an apparatus for simultaneously coating several layers to moving objects, particularly webs
The invention relates to an apparatus and process for simultaneously coating several layers to moving objects, particularly webs, whereby at least two liquid coating materials issue over the width...
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4369214 |
Process and apparatus for preventing hardening of glue on inactive bottle labeling machine
In the cleaning and keeping ready for use the labeling station of a labeling machine comprising a label box, a glue roll and a gripper cylinder as well as label pickup members rolling along the...
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4367246 |
Methods of manufacturing crucible for flameless atomic absorption spectroscopy
A preform made of carbon, and especially electrical graphite (electro-graphite), is given a protective coating of pyrolytic graphite which, in turn, is activated by further coating with a carbon...
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4362577 |
Sealing of phosphated coatings
A process for sealing a phosphate coating on metal includes the steps: (a) wetting the phosphate coated metal with a composition consisting essentially of an aqueous acidic solution containing...
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4358471 |
Control apparatus
Although the method and apparatus of the present invention can be utilized to apply either a uniform or a nonuniform covering of material over many different workpieces, the apparatus (20) is...
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4358480 |
Method of repairing surface damage to porous refractory substrates
A method of repairing damage to a porous refractory material coated with a glass coating (16) comprising applying hydrolyzed tetraethyl orthosilicate to the damaged area, curing said tetraethyl...
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4348432 |
Method for coating with radially-propagating, free, liquid sheets
Radially-propagating, free, liquid sheets comprising single or multiple discrete layers are used to coat moving substrates. The use of these free liquid sheets allows the high speed application of...
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4340636 |
Coated stoichiometric silicon carbide
The invention relates to a surface treatment for stoichiometric silicon carbide. A carbon-rich silicon carbide layer is applied over the silicon carbide. In the case of the silicon carbide surface,...
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