Abstract: A silicone compound having a textured surface when cured, said compound resulting from the combination of an elastomeric base comprising, a hydrolyzable silicone composition and a hydrolyzable silicone crosslinker and a rubber solution comprising a rubber and a solvent absorbable into said elastomeric base.

Abstract: A highly reliable information recording medium capable of meeting a higher rotation speed of a drive device and a smaller thickness and a higher recording density of an information recording medium can be produced by using, as a substrate, chemically reinforced glass obtained from chemically reinforceable glass having an SiO.sub.2 --Al.sub.2 O.sub.3 --R.sub.2 O total content of more than 98% by weight and having a specific modulus of at least 30.times.10.sup.2.

Abstract: The release liner has a flat base substrate which coated on both sides with thermoplastic polyolefin. On one side, the base substrate has a release coating which forms a release force to adhesives. On the other side, the base substrate has a polymer-bound mineral particle layer.

Abstract: A tack sheet for ink jet recording, which comprises an ink jet recording sheet having at least one ink-receiving layer formed on one side of a support and an adhesive layer formed on the other side of the support, and a release sheet integrated thereto to cover the adhesive layer, wherein a cationic polymer is contained or impregnated in at least one of the support and the ink-receiving layer, and the ink jet recording sheet has an internal bond strength of from 120 to 320 g.multidot.cm/cm.sup.2 as measured in a wet state after being immersed in water at 20.degree. C. for 10 seconds, in accordance with TAPPI USEFUL METHODS NO. 403.

Abstract: A coating for sealing carbon-carbon composites against hydrogen. The coating comprises a first layer of silicon carbide and a second layer of a glass, glass-ceramic or a low-melting-point metal such as tin or an alloy thereof. Particularly when such second layer is a glass, e.g. an SiO.sub.2 -containing glass, or a glass-ceramic, preferably the silicon carbide coating is pretreated, e.g. by oxidation thereof to form a thin layer of SiO.sub.2 prior to application of the glass layer. The glass layer can be an SiO.sub.2 glass formed by sputtering or by decomposition of tetraethylorthosilicate (TEOS) applied to the oxidized silicon carbide coating. An alkali metal oxide, e.g. Na.sub.2 O, or an alkaline earth metal oxide, e.g. BaO, can be added to the SiO.sub.2 glass.

Abstract: A lubricant film coated steel sheet having excellent phosphatability, in accordance with the present invention, is a lubricant film coated steel sheet produced by forming a coating containing silicic acid or silicate on a steel sheet or a plated steel sheet, wherein the surface roughness of the steel sheet or the plated steel sheet is 0.5 to 1.5 .mu.m as the centerline-average roughness RA and the PPI (cut-off value of 1.25 .mu.m) thereof is 75 to 300; and the content of silicic acid or silicate in the coating is 1 to 200 mg/m.sup.2 as corrected into dried SiO.sub.2 weight or the coating ratio of the coating is 1 to 60%.

Abstract: This invention relates to a unitary roofing shingle sheet comprising (a) an undivided cop section having an unexposable upper portion and a lower portion carrying a partially exposable horizontal band of distinguishable colors or color patterns and (b) exposable tabs in a butt bottom section depending from the lower boundary of the band in the partially exposable portion of (a); the exposable portions of said shingle being covered with weather resistant granules of distinguishable hues or patterns disposed in discrete exposable areas in the band of section (a) and on each of said tabs so as to provide a distinctive color or pattern for each tab and a contrasting color or color pattern above each tab in the adjoining exposable portion of said band of section (a).

Abstract: The disclosure describes a non-magnetic undercoating layer for a magnetic recording medium, coated on the surface of a non-magnetic substrate comprising:non-magnetic particles selected from the group consisting of particles (1) and (2):(1) coated acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles which are produced by adhering not less than 0.01 to 20 wt % (calculated as Al, SiO.sub.2 or Al and SiO.sub.2, and based on acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles as a core material) of an oxide or a hydroxide containing Al, Si or both Al and Si to the surfaces of acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles as a core material, and have a molecular weight-dependent parameter .alpha. represented by the following formula of not less than 0.5:As=K.sub.1 .multidot.M.sup..alpha.wherein M represents the number-average molecular weight of a binder resin, As represents the saturation adsorption of said binder resin, and K.sub.

Abstract: The invention relates to a method of patterning a concrete surface and a pattern transfer mat for use in the method. The pattern transfer mat has a transfer surface having three-dimensional irregularities and carrying a multiplicity of grains to be transferred to the substrate concrete. Concrete is cast against the transfer surface of the mat and cured in situ and the mat is then detached. The aesthetic grains are grains having a cement powder deposited thereon beforehand. The cement powder absorbs water to cause fine air cells therein to collapse. Thus, the finished surface of the case concrete structure is made smoother.

Abstract: Radar attenuating compositions comprising a low viscosity siloxane polymer, a resinous crosslinker therefor and carbonyl iron powder have improved thermal stability when exposed to temperatures as high as 450.degree. F. The particular crosslinker that is used in the compositions of this invention provides improved stability for the compositions at room temperature storage conditions and also in the cured form. The compositions can be sprayed and/or molded and cured at room temperature and/or elevated temperatures, as desired.

Abstract: The present invention relates generally to a new apparatus and method for screening using porous backing material. More particularly, the invention encompasses an apparatus that uses a porous backing material which is adhered to a green sheet during the screening process. Basically, a backing layer having a very high porosity is adhered to a green sheet, while the green sheet is screened. During the drying process of the green sheet some of the screening fluids are absorbed by the porous backing layer, which allows the screened vias of the green sheet to have a smooth surface.

Abstract: The invention provides a radiation curable release coating composition comprising:(a) about 1 to about 50 percent by weight of a cationically reactive polydiorganosiloxane liquid rubber having the following formula: ##STR1## wherein R are monovalent moieties which can be the same or different selected from the group consisting of alkyl, substituted alkyl, aryl, and substituted aryl wherein at least about 50% of the total number of silicon atoms have two methyl groups bonded thereto;E is an organic monovalent functional group comprising from about 1 to about 20 carbon atoms having at least one cationically co-reactive functional group;a and b both represent integers, wherein the sum of a plus b is an integer of about 10 to about 1200;b has a value ranging from about 0 to about 0.

Abstract: A prepress color proof can be prepared using suitable donor elements and an intermediate receiver element that has a roughened outer image receiving layer so that the color image is transferred with high image resolution. The intermediate receiver element can also have a cushioning layer beneath the outer image receiving layer that reduces the tendency for entrapped dirt particles to form minus density spot defects. In addition, a unique carrier plate can be used to carry the donor and intermediate receiver elements through laminating equipment. This carrier plate has a thermoplastic adhesive layer with sufficient tackiness to prevent irreversible dimensional change during lamination.

Abstract: An acceptor material for printing by ink-jet printers forms water-resistant, light-stable ink records with aqueous ink jet inks. The material comprises a support such as polyester film and a coating containing a water-soluble high molecular weight amino compound that forms insoluble compounds with and immobilizes the dyestuffs of the ink jet inks and a water managing polymer, preferably, hardened gelatin, which quickly renders the material dry-to-the-touch after contact with the aqueous ink.

Abstract: A self-supporting sheet-like structure is described, which contains a substrate layer and a structured coating on at least one surface of the substrate layer. The structured coating is produced by treating at least one surface of the substrate layer by means of an electric corona discharge, which takes place between a high voltage electrode and a grounded counter-electrode. In this procedure, an aerosol containing discrete inert particles is simultaneously introduced into the corona discharge space during the corona discharge to improve the slip characteristics and reduce friction of the substrate layer.

Abstract: The present invention is directed to a releasable wall covering and a method of producing the same. The wall covering comprises a reinforcing backing layer with a surfacing layer formed of a polymer coating overlying a front surface of the backing layer. A layer of printing is applied to the surfacing layer with a transparent top coating overlying the printing layer. A pressure sensitive adhesive layer formed of tacky polymeric microspheres is present on the rear surface of the backing layer so as to allow the wall covering to be repositionable upon installation and releasable after an extended time.

Abstract: Novel one and two-part silicone dispersions are described which are suitable for applying a durable textured silicone surface on both silicone and non-silicone gloves. The non-blocking surface is obtained by dip-coating a final layer of dispersion over an article wherein the dispersion used for the final layer comprises a unique hydrophilic silica filler having a specific surface area of about 75-200 M.sup.2 per gram, at least one crosslinkable polysiloxane and a crosslinking agent. The silica particles, securely imbedded within the final layer of silicone with portions thereof extending outwardly beyond the new outer silicone surface of the gloves, present a non-blocking, non-allergenic textured surface.

Abstract: The disclosure describes a non-magnetic undercoating layer for a magnetic recording medium, coated on the surface of a non-magnetic substrate comprising:non-magnetic particles selected from the group consisting of particles (1) and (2):(1) coated acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles which are produced by adhering not less than 0.01 to 20 wt % (calculated as Al, SiO.sub.2 or Al and SiO.sub.2, and based on acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles as a core material) of an oxide or a hydroxide containing Al, Si or both Al and Si to the surfaces of acicular or spindle-shaped .alpha.-Fe.sub.2 O.sub.3 particles as a core material, and have a molecular weight-dependent parameter .alpha. represented by the following formula of not less than 0.5:As=K.sub.1 .multidot.M.sup..alpha.wherein M represents the number-average molecular weight of a binder resin, As represents the saturation adsorption of said binder resin, and K.sub.

Abstract: An asphalt-based roofing product includes an asphalt-based substrate such as asphalt-saturated fiberglass or cellulose felt, a non-asphalt, thermoplastic, water-resistant adhesive on the surface of the asphalt-based substrate, and a plurality of roofing granules embedded in the asphalt such that the adhesive provides an interface between the asphalt and roofing granules. The adhesive is present in an amount sufficient to improve the adhesion of the roofing granules to the asphalt.

Abstract: A rigid magnetic memory disc(28) is disclosed having a substantially flat, central hard core substrate(12) and an overlying smoothing layer(14) deposited thereon. The smoothing layer(14) is subsequently polished to a predetermined thickness. The smoothing layer(14) should be capable of having a surface finish better than approximately ten Angstroms Ra. After the smoothing layer(14) is polished, an appropriate magnetic medium(16) and alternately, a nonmagnetic finishing layer(16) are then applied to the rigid disc substrate(10) as necessary, ultimately rendering a finished magnetic disc.

Abstract: Materials, particularly wood materials and calcium carbonate-containing materials such as concrete and marble, can be protected from the growth of algae by being treated with a compound containing tin covalently bonded to a silylating group such that cleavage of the covalent bonds due to hydrolysis or photolysis is minimized, thus making the treatment ecologically safe. One such compound is (n-Bu).sub.3 SnCH.sub.2 CH.sub.2 Si(OEt).sub.3. The tin compound can either be incorporated into raw materials from which materials are to be made, or it can be applied to the finished materials. When the tin compound is applied to a material that is algae streaked, the streaking should disappear.

Abstract: A method for producing a protective coating on the surface of a carbonaceous substrate is described. A substantially uniform coating of a liquid or solid precursor material is provided on the surface of the substrate. The precursor material is one which has boron-oxygen bonds and is substantially non-reactive with the substrate at a first relatively low temperature and is capable of reacting with the substrate at a second temperature which is substantially higher than the first temperature. The substrate is then raised to the second temperature to react the coating with the substrate to form a porous region of substantially uniform depth in the substrate surface. This region contains interconnecting interstices and boron carbide. The interconnecting interstices are then at least partially filled with a glass forming material such as boron, boron oxide, boron carbide, silicon, silicon alloy, silicon dioxide, silicon nitride, silicon oxynitride, germania, and mixtures thereof.

Abstract: A water- and oil-repelling adsorbing film formed on a material having active hydrogen such as hydroxyl group, imino group and amino group at the surface. This film is a chemically adsorbed film having surface irregularities exceeding 10 nanometers. It is directly or indirectly covalently bonded to the material surface and includes a monomolecular film or a polymer film with the molecules thereof containing a fluorocarbon group and a --Si-- bond. The surface irregularities which exceed the molecular level are at least either those formed on the material surface itself, those due to particles formed on the substrate surface or those due to particles present in the chemically adsorbed film.

Abstract: Building materials such as concrete can be protected from the growth of algae by being treated with a compound containing tin covalently bonded to a silylating group such that cleavage of the covalent bonds due to hydrolysis or photolysis is minimized, thus making the treatment ecologically safe. One such compound is (n-Bu).sub.3 SnCH.sub.2 CH.sub.2 Si(OEt).sub.3. The tin compound can either be incorporated into raw materials from which building materials are to be made, or it can be applied to the finished building materials. When the tin compound is applied to a building material that is algae streaked, the streaking should disappear.

Abstract: A torchable roll roofing membrane which comprises a reinforcing mat which is saturated and coated with bituminous composition comprising a bituminous component and, optionally, an unhydrogenated block copolymer of a monoalkenyl aromatic hydrocarbon and a conjugated diolefin, and coated onto one surface, a bituminous composition comprising a bituminous component and a hydrogenated block copolymer of a monalkenyl aromatic hydrocarbon and a conjugated diolefin.

Abstract: Polyvinyl chloride articles are chemically embossed by placing a pattern thereon with a composition of vinyl ink containing silicone oil wherein the quantity of silicone oil is from about 2.5% to 5% by weight of the composition and then top coating the article with a fluid coating of an aromatic-hydroxyl functional polyester and a multi-isocyanate curing agent which is cured in the presence of a vaporous tertiary amine catalyst to form an adherent film over said substrate and whereby the fluid coating retracts from over the siliconized ink prior to curing to form a concave pattern on the cured film which is in registry with the siliconized ink.

Abstract: Stripping paper which serves as a member for protecting the adhesive of an adhesive sheet is capable of being recycled and effectively used as a material of regenerated paper after stripped when the adhesive sheet is used, and permits beautiful printing thereon. It also provides an adhesive sheet having the stripping paper attached thereto and exhibiting new additional printing effects. In the stripping paper comprising a substrate 10, a coating layer of mineral substance 12 and a silicone film layer 13, the substrate 10 is made of relatively long fiber material, the coating layer 12 provides a smooth surface suitable for application of printing on the substrate 10 and comprises relatively fine mineral particles 11 to substantially prevent infiltration of the silicone 13a into the substrate (FIG. 1).

Abstract: Roofing granules having surfaces treated with a polysiloxane that has a long-chain hydrocarbon group bonded to a silicon atom on the polysiloxane backbone wherein the long-chain hydrocarbon group preferably is a straight or branched aliphatic group having 5 to 30 carbon atoms and the roofing granules treated with such polysiloxanes demonstrate good dust control and water repellency, and also resist staining from oils in asphalt-based substrates.

Abstract: The present invention relates to a process for coating finish foils and endless edges, wherein an acid-curing aqueous coating composition, on the basis of aminoplast resin/compound containing hydroxyl groups/self-crosslinking acrylate dispersion, is applied and baked in. The coating composition used contains 5 to 20% by weight of one or more fillers of a mean particle size from 0.015 to 10 .mu.m, a maximum particle size of .ltoreq.40 .mu.m and a density of .ltoreq.2.9 g/cm.sup.3.The invention also relates to the coating compositions positions used in the process and to finish foils and endless edges produced by the process, which especially have the advantage of an extremely low formaldehyde emission, particularly as a composite with a low-formaldehyde chipboard.

Abstract: Fine quartzite particles with a colored ceramic coating are used for surfacing roofing membranes to enable easier lapping of the roofing membranes while still maintaining necessary UV and heat protection. The roofing membranes may include modified and unmodified bitumen compositions that may be applied to roofing surfaces using heat welding, hot asphalt, cold adhesive, self adhesion and the like.

Abstract: Nonwoven materials, methods of forming the same, and apparatus for forming the same, are disclosed. The nonwoven materials include at least one nonwoven web, with the at least one web being bonded by entangle bonding in spots, such entangle bonding being provided by hydraulic entangling. As a specific embodiment, elastomeric laminates are formed, the at least one nonwoven web subjected to spot-entangle-bonding including an elastomeric web spot-entangle-bonded to another web so as to form an elastomeric laminate. By spot-entangle-bonding (jet treating) the webs, utilizing hydraulic entangling to provide the spot-entangle-bonds, conventional bonding methods need not be used, whereby good hand and drape properties can be retained after bonding, and the overall bulk of the material can be maintained, while providing a product that does not easily delaminate and that is stretchable and resilient.

Abstract: Granular protruding portions are formed on a surface of a dense ceramic body to be provided at its surface with an electrolessly plated layer. A space is formed between the granular protruding portions so as to substantially widen toward the interior viewed from the surface side, whereby a part of the electrolessly plated layer to be formed is entered and solidified in the spaces to develop a strong anchor effect. This anchor effect provides a strong and stable bonding strength of the electrolessly plated layer to the ceramic substrate, so that it is particularly useful as a ceramic substrate for circuit boards of electronic parts.

Abstract: A photosensitive recording material for recording information by means of a local change in the optical properties of a recording layer under the action of light having a high energy density, and a process for its preparation.

Abstract: Tack-free silicone gel moldings and methods of making such moldings are prepared by coating tacky silicone gel moldings with a silicone rubber particles, having an average diameter less than about 1 mm.

Abstract: A sheet coated with beads and comprising a flexible sheet substrate and a transparent bead layer formed on the surface of the substrate integrally therewith, with an adhesive layer provided therebetween. Another bead-coated sheet comprises an elastic flexible sheet substrate, a hard transparent bead layer formed over the surface of the substrate with an adhesive layer interposed therebetween, a transparent cover coat layer integrally formed on the bead layer and a transparent top coat layer integrally formed on the cover coat layer and having lower hardness than the beads. The coat layers permit the bead layer to retain surface projections provided by the beads.

Abstract: Process for the manufacture of a toughened and/or bent sheet of soda-lime silica glass with reduced transmission, in particular a solar control glass sheet, wherein at least one transmission-reducing coating having a considerable content of a metal or a metal alloy from the elements with atomic numbers 22 to 28 in the periodic table is applied in such a thickness on at least one side of a transparent glass base that the light transmission of the glass carrier provided with the transmission-reducing coating is between 10 and 90% of that of the glass base alone, and a thermal toughening and/or bending process is carried out in air at a temperature of 580.degree. C. to 680.degree. C., preferably 600.degree. C. to 650.degree. C.

Abstract: A heat-recoverable wrap-around sleeve for pipe protection, with a patch-type closure.The patch is heat-stable and comprises two polymeric layers bonded together through, for example, an open mesh glass-fibre fabric. No separate adhesive is required.The hot modulus of one of the layers is low enough to enable it to bond to the overlapping edges of the wrap-around sleeve, and the hot modulus of the other layer is high enough to withstand installation temperature.This new patch is easier to install and requires less materials than prior art patches, and does not need to be bonded to the sleeve in such a distinct heating step.

Abstract: A curable silicone coating composition which is resistant to dirt pickup, comprising:(1) a vinyl chainstopped polysiloxane having a viscosity up to 2,000,000 centipoise;(2) 1 to 2 parts of a resinous organopolysiloxane copolymer per part of (1);(3) a platinum catalyst and,(4) an organohydrogenpolysiloxane crosslinking agent.

Abstract: A retouchable mat film comprising a hydrophobic support which has formed thereon a mat layer containing silicon dioxide as a matting agent is disclosed. The mat layer further includes a mixture of poly(methyl methacrylate) or a copolymer containing at least 80 wt % of methyl methacrylate and a hydrophilic polymer as a binder. This mat film withstands several retouching operations in ink.

Abstract: An ink-jet recording medium is characterized in that the recording surface thereof is formed of a mixture of at least a filler and parts of a fibrous base material and that parts of the fiber composing the fibrous base material are laid very closely to the recording surface.

Abstract: A method for imparting improved tear strength and improved flame retardance to a base fabric material comprising applying to at least one side of said base fabric material a base silicone coating composition containing an amount of non-abrasive filler effective for imparting tear strength and flame retardance.

Abstract: A laminated film for a super-high density magnetic recording medium, which comprises (A) a layer composed of a thermoplastic resin and (B) a layer of a thermoplastic resin containing fine particles therein. In this laminated film, the outer surface of the layer (A) has a surface roughness of less than 0.005.mu. as expressed as the Ra value, and the outer surface of the layer (B) has a surface roughness of 0.005 to 0.040.mu. as expressed as the Ra value. The outer surface of the layer (B) has either (i) a plurality of depressions and a plurality of protrusions, which are formed thereon in a configuration such that at least one protrusion exists within each depression or at least one protrusion exists in the area where two or more depressions are contiguous to each other, or (ii) protrusions on a flat plane and a covering layer (C) composed of a lubricant, which is formed on the surface of the layer (B). This covering layer (C) may be formed on the surface having the above-mentioned depressions and protrusions.

Abstract: A thermoplastic resin base film for a magnetic recording medium including a thermoplastic resin film and a discontinuous film adhering closely to at least one surface of the thermoplastic resin film. The discontinuous film has a thickness of not larger than 500 angstroms and is composed of a polymer blend containing fine particles. The polymer blend comprises a water-soluble polyester copolymer and a water-soluble polymer having at least one hydroxyl group in the recurring unit thereof. Fine protrusions are formed on the discontinuous film due to the presence of the fine particles therein. A magnetic recording medium using the base film is suitable for high density magnetic recording and has extremely excellent durability to repeated use.

Abstract: A woven or non-woven fabric is coated on both sides with a plastic material, followed by a vapor-deposited metal coating having a specific surface resistivity of 0.5 to 1.5 ohms per square, and then with a paint layer having a pattern of small areas of green and large areas of white to imitate a winter landscape and comprising a binder which is transparent in the spectral regions of atmospheric windows II (3-5 .mu.m) and III (8-15 .mu.m).

Abstract: A laminated film comprising (A) a layer composed of a thermoplastic resin and (B) a layer composed of a thermoplastic resin containing fine particles therein, wherein a discontinuous skin having a height of 50 to 1,000 .ANG. is formed on the outer surface of the layer (A) and the outer surface of the layer (B) has a surface Ra value of 0.005 to 0.040.mu.. The laminated film is very valuable as a base film of a magnetic recording tape having a ferromagnetic metal thin film formed on the surface of the layer (A), especially a video tape, because it has good running properties and is excellent in electromagnetic transformation performance.

Abstract: Disclosed is a polyester film for a magnetic recording medium, which is comprised of a polyester film, a discontinuous film layer or layers adhering closely to one surface or both the surfaces of the polyester film, and fine particles present in the discontinuous film layer or layers and on the or each surface of the discontinuous film layer or layers, or on the exposed surface or surfaces of the polyester film in the portions where the discontinuous film layer or layers are not present. The discontinuous film layer or layers have a thickness of not larger than 500 angstroms and are composed mainly of a water-soluble polymer.

Abstract: A pre-fabricated roofing and siding panel with simulated shingles or tiles has an exterior insulating layer composed of approximately 80% by volume hollow glass biosilicate beads suspended in a polyurethane foam. The exterior layer is bonded to a decking layer of a light honeycomb fiberglass sheet in a process where the decking layer is placed in the bottom of a mold and a mixture of the glass bubbles and a two component polyurethane foam is injected into the mold. To provide the panels strength and moisture integrity at their abutting edges, an improved dual interlocking construction is provided at the panel edges. An interlocking rib and groove are provided at the top and bottom edges of the decking layer to interlock the panel in a perpendicular plane, while a separate barrier ridge and groove are provided in the exterior layer to interlock the panel in the plane of the panel.

Abstract: A recording medium made of a substrate coated with a layer containing both a filler and a binder is characterized in that irregular shapes of filler particles appear at the surface of the coating layer.

Abstract: A curable silicone coating composition which is resistant to dirt pickup, comprising:(1) a vinyl chainstopped polysiloxane having a viscosity up to 2,000,000 centipoise;(2) 1 to 2 parts of a resinous organopolysiloxane copolymer per part of (1);(3) a platinum catalyst and,(4) an organohydrogenpolysiloxane crosslinking agent.

Abstract: A dirt resistant silicone coating composition comprising:(1) a base vinyl chainstopped polysiloxane,(2) a resinous organopolysiloxane copolymer,(3) a platinum catalyst and,(4) a liquid organohydrogenpolysiloxane crosslinking agent.