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4612242 |
Pressure-sensitive adhesive tape containing coated glass microbubbles
The invention primarily concerns a pressure-sensitive adhesive tape, the adhesive layer of which is filled with glass microbubbles and has a dark appearance by virtue of the microbubbles having a...
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4608350 |
Precursor solutions for biologically active glass
An aqueous solution of precursors for biologically active glass, support particles coated with the solution, support particles coated with the glass, spheroidal particles of biologically active...
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4608354 |
Silicon nitride substrate
A densified silicon nitride/magnesium oxide article which can be used as a substrate for a silicon device such as an integrated circuit chip is made by a unique process which imparts to the...
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4600655 |
Plasticized thermoplastic polyvinylbutyral molding compositions having reduced adhesion to glass
Reduction in the adhesion to glass of thermoplastic, plasticized polyvinylbutyral molding compositions, in particular sheeting, by adding the magnesium salt of sulfonic acids or sulfuric acid...
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4599272 |
Anti-reflection coating for optical component and method for forming the same
An anti-reflection coating for an optical component and a method of forming the same are disclosed. The anti-reflection coating is formed on a substrate for an optical component by subjecting a...
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4596745 |
Non-glare coating
A coating for reducing specular reflection on optical glass screens comprises a partially hydrolized metal alkoxide polymer. These alkoxides have the general formula M(OR) 4 where M is selected...
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4591520 |
Pressure relief disc
A domed bursting disc adapted to be mounted in a holder and subject to pressure in which the disc is formed of flexible graphite. The flexible graphite may be used in a reverse buckling mode and...
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4584216 |
Precured split hinge for photomask assembly
Hinged glass photomask assemblies for photolithographic processes are disclosed wherein a flexible polymeric split hinge is used to join glass plates thereby providing for greater flexibility of...
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4582760 |
Glazes for glass-ceramic articles
The present invention is concerned with the preparation of glazes which are especially suitable for application to glass-ceramic articles containing potassium fluorrichterite as substantially the...
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4582745 |
Dielectric layers in multilayer refractory metallization structure
Multilevel metallization structures in semiconductor devices are improved by utilizing a two- or three-layer dielectric system wherein the dielectric layers differ in flow temperature by at least...
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4581279 |
Thick film circuit board
A thick film circuit board comprises at least parts of SiC substrate at which a thick film resistor is provided being coated with a glass layer having a good adhesion to the SiC substrate and the...
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RE32107 |
Carbon-containing monolithic glasses and ceramics prepared by a sol-gel process
What is disclosed is a method of preparing carbon-containing monolithic glassy ceramics from organosilsesquioxanes, metal oxides and metal alkoxides through pyrolysis of their gels. Also disclosed...
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4568578 |
Process for the producing of indium oxide-tin oxide layers and the resultant coated substrates
A process for the production of transparent, electrically conductive, infrared-reflecting indium oxide-tin oxide layers, especially on glass panes, involves steps wherein the glass panes are dipped...
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4567104 |
High energy beam colored glasses exhibiting insensitivity to actinic radiation
The invention relates to high energy beam-sensitive glass articles exhibiting insensitivity and/or inertness to actinic radiation, i.e., glass articles which are darkened and/or colored within a...
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4567084 |
Multilayered corrugated roofing
A multilayered corrugated roofing which comprises a corrugated heat proof substrate and an overlaying layer formed of a coherent substance constituted of dolomite, magnesite, white cement and...
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4560615 |
Alkali-proof cast aluminum product having a wear-resistant surface layer
An alkali-proofed cast aluminum product having a wear-resistant surface layer thereon comprising a number of wear-resistant granules with partially projected form inserted into the surface of a...
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4554197 |
Fiber reinforced glass/glass-ceramic mirror blanks
This invention relates to the production of mirror blanks comprising a low expansion graphite or SiC fiber reinforced glass-ceramic composite substrate with a surface facing of a glass or...
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4554259 |
Low expansion, alkali-free borosilicate glass suitable for photomask applications
Alkali-free borosilicate glass have been developed having coefficients of thermal expansion (+20° C. to +200° C.) below 40.5×10 -7 , densities less than 3.0 g/cm 3 and good visible and UV...
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4552806 |
Cellular glass coated with a heat insulator
Heat-insulating cellular glass having a surface on which an adhesive layer and a coating layer are formed. The adhesive layer comprises a solidified mixture of water glass, and a porous substance...
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4542071 |
Lubricated magnetic recording disk
A magnetic disk is lubricated by being overcoated first with a permanently bound monolayer of silica spheres about 7 nm in diameter and on top of said monolayer a skin-like film of amorphous silica...
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4535007 |
Silicon nitride-containing ceramics
What is disclosed is a process for preparing a silicon nitride-containing ceramic material from a R 3 SiNH-containing silazane polymer, which has been rendered infusible by treatment with certain...
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4535026 |
Antireflective graded index silica coating, method for making
Antireflective silica coating for vitreous material is substantially non-reflecting over a wide band of radiations. This is achieved by providing the coating with a graded degree of porosity which...
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4533558 |
Toasting process using a toast guard
A toast guard made of a heat absorbent ceramic piece molded in the shape of a slice of bread, but slightly smaller in size and thickness than a slice of bread. The ceramic piece is used in the...
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4533605 |
Article such as jewelry or a wristwatch component having composite multi-film protective coating
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4532182 |
Silicon carbide whisker sheet composites
A sheet comprising a uniformly dispersed coating of silicon carbide whiskers is produced by: (a) deagglomerating a whisker mass; (b) forming a slurry of deagglomerated whiskers; (c) coating the...
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4528212 |
Coated ceramic substrates for mounting integrated circuits
Coated ceramic substrates or structures having a barrier layer against alpha-particle radiation and integrated circuits prepared therefrom. Ceramic surfaces having reduced or modified surface...
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4525425 |
Water and oil repellent metal oxide-organic combination coating systems and method of making same
A hydrated metal oxide and/or hydroxide is applied by rubbing on to the surface of a substrate adapted to retain an oxide coating thereon and an organic compound is applied to the oxide coated...
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4520342 |
Resistor
A resistor having of an insulating substrate bearing a thin layer of the alloy CrSi x , where 1≤x≤5 and which layer is doped with nitrogen. The doping may be spread homogeneously throughout the...
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4518222 |
Optical device and method
There is disclosed an improved optical device of the type disclosed in application Ser. No. 520,456 and embodying an array of lenses integral with and raised above a crystalline matrix. The...
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4517217 |
Protective coating means for articles such as gold-plated jewelry and wristwatch components
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4515867 |
Method for ablating a coded marking into a glass workpiece and product thereof
A dark-colored undercoating is deposited on a desired surface area of a glass workpiece, and a light-colored overcoating is applied upon the undercoating, each coating being dried in less than...
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4514456 |
Method of making a coded marking in a glass workpiece employing a trisilicate coating and product thereof
An undercoating is deposited on a glass workpiece and an overcoating is applied upon the undercoating. Then a plurality of related marks is recessed through the overcoating, thereby producing the...
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4513061 |
Primer composition
A primer composition utilizable on glass surfaces, comprising a film forming component and an ultraviolet light absorbing component, and capable of shielding light having wavelengths of 380 nm or...
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4511618 |
Laminated reflective panels
A laminated reflective panel comprises at least one mirror sheet which is less than 2.0 mm in thickness and which bears a reflective coating on its rear face. Each mirror sheet is laminated to a...
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4501778 |
Metal effect glazes for ceramic bases
There are obtained metal effect glazes having broad displays of colors, which also can be employed for rapid firing conditions by treating 75-95% of a base glaze made of 20-55% PbO, 0.1-10% Na 2 ...
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4499145 |
Metal-clad laminate and process for producing the same
A metal-clad laminate comprising a base plate composed of a plurality of electrically insulating material layers and a metal foil or foils laminated on one side or both sides of the base plate,...
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4497700 |
Method of coating a transparent substrate
Optical filters, e.g. for reflecting infrared radiation while passing visible light radiation is made by applying to the silver reflective coating a protective coating of a metal oxide by magnetron...
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4496633 |
High density load bearing insulation peg
A high density peg which can support a large load and exhibits excellent thermal resistance produced by a method wherein the peg is made in compliance with specified conditions of time, temperature...
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4496611 |
Process for improving weather resistant adhesion of a coating to glass surface
A method of improving weather resistant adhesion of curable composition on a glass surface, encompassing use of a primer composition utilizable on glass surfaces, comprising a film forming...
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4495254 |
Protectively-coated gold-plated article of jewelry or wristwatch component
The surface of a metal article which is exposed to the atmosphere and abrasion during normal use of the article is protected from scratches and/or corrosion during such use by a thin transparent...
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4485146 |
Glass body provided with an alkali diffusion-preventing silicon oxide layer
A glass body comprising an alkali-containing glass substrate and a silicon oxide layer formed on its surface for preventing diffusion of alkali metal ions from the glass substrate. Said silicon...
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4478905 |
Spandrel product with silicate coating
A spandrel product is disclosed wherein the opaque coating is formulated from an alkali silicate composition cured with an inorganic hardener.
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4478909 |
Anti-fogging coating film
An anti-fogging film derived from the curing of polyvinyl alcohol, finely divided silica and an organic silicon compound and a hydrolysate thereof which is capable of forming silanol by hydrolysis...
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4476090 |
Material for jewelry and commodities and process for its production
There is described a new material for jewelry and commodities which has a relatively low density and also is low carat but resistant to oxidation and corrosion. It consists of a noble metal or...
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4473612 |
Flashed glass
A phototropic multilayered glass sheet incorporating at least two interfacially laminated layers, one layer consisting of a nonphototropic carrier glass, and at least one other layer consisting of...
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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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4467577 |
Intumescent fire barrier material laminated with restraining layer
An intumescent composite comprising a layer of intumescent sheet material having a restraining layer laminated thereto provides a superior intumescent barrier for use in sealing penetrations...
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4460654 |
Aluminosilicate coating method, coated articles and organic substituted silicon-oxygen-aluminum oligomers
A method is provided for applying aluminosilicate coatings onto a variety of substrates, for example, metals, metal alloys and ceramics. Certain organic solvent-soluble, organic substituted,...
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4456651 |
Tape-wound insulation sheath or jacket for an electrical conductor
An improved insulating sheath for an electrical conductor, which is impregnated with a hardenable impregnating resin and afterwards hardened, has alternating layers of porous support and...
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4452844 |
Low value resistor inks
Low value resistor inks comprising a conductive component consisting of stannous oxide and molybdenum trioxide or a mixture of molybdenum trioxide and metallic molybdenum; a glass powder selected...
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