30results about "Cellulosic plastic layered products" patented technology

The invention discloses a guided tissue regeneration membrane. The membrane adopts a double-layer membrane structure and is characterized in that one layer is a compact layer prepared from biological fibers with longer degradation time, and the other layer is a potential loose layer prepared through mixing of biological fibers with different degradation time. After the potentialloose layer is implanted in a body, part of the biological fibers degrades quickly, so that the pore diameter of the membrane is increased, and ingrowth of cells is facilitated. The compact layer and the potential loose layer are connected through the same biological fibers with the longer degradation time, so that the double-layer membrane is free of splitting and fractures. The invention further discloses a preparation method of the guided tissue regeneration membrane as well as an application of the guided tissue regeneration membrane as a tissue repair product to tissue repair.

An article of clothing includes a waterproof inner fabric layer and an outer fabric layer. An outer opening is defined in the outer fabric layer and is selectively opened and closed by a standard zipper. A portion of the inner fabric layer extends between the edges of the outer opening and defines an inner opening. The inner opening is selectively opened and closed by a water-resistant zipper. Venting material extends between the edges of the inner opening and allows air to flow through the inner opening when both the inner and outer openings are opened.

A trim member is made from a single piece of trim material. The trim material has a plurality of spaced apart cut out regions which divide the trim member into a plurality of trim sections. These trim sections are connected to one another by thin strips of the trim material in each cut out region. The strips are bendable and the cut out regions are shaped to enable a reconfiguring of the trim member from a lineal to a trim border forming configuration for use around a door, a window or a windowed wall area of a building wall.

Multi-layer composites having a blend of a dimethyl bisphenol cyclohexane polycarbonate and a bisphenol A polycarbonate as a top layer joined to a bisphenol-A polycarbonate second layer provide both surface scratch resistance and the ability to form molded and die cut articles. In the top layer, repeat units of dimethyl bisphenol cyclohexane are present in an amount of at least 50 weight percent relative of the total repeat units in the top layer, preferably in a weight ratio of from 60 to 75 weight percent.

Plastic surfacing material of the FOUNTAINHEAD TM type having a bold and aesthetically pleasing appearance is achieved by the use TFR pigments, the latter of which are manufactured by orienting reflective flake pigments in a plastic substrate and grinding the substrate to a particulate material.

Provided are film-coated powders, coating compositions and coated materials that give off vivid and deep colors. The film-coated powders have a coating film on the surface of substrate particles, and has spectrophotometric characteristic in that, when the ratio of the length at 400 nm between 380 and 780 nm on measuring the reflection spectrum from the vertical reflection light of the film-coated powder (wavelength definition width L) to the height of the reflectance 100% in the vertical axis (reflectance definition width R), L/R is 5/2, then the ratio of the peak height (H) to the half-value width (W), H/W is at least 1.

Provided is a filler for affinity chromatography having a high dynamic binding capacity for proteins and having excellent alkali resistance and storage stability. The filler for affinity chromatography of the present invention comprises a porous particle consisting of a copolymer of 40 parts to 99.5 parts by mass of (M-1) a methacryloyl group-containing vinyl monomer that contains a hydroxyl group and does not contain an epoxy group, 0.5 parts to 30 parts by mass of (M-2) an epoxy group-containing vinyl monomer, 0 parts to 59.5 parts by mass of (M-3) a methacryloyl group-containing vinyl monomer which is other than the monomers (M-1) and (M-2), and 0 parts to 25 parts by mass of (M-4) a vinyl monomer other than the monomers (M-1), (M-2) and (M-3) (with the proviso that the total amount of the contents of (M-1), (M-2), (M-3) and (M-4) is 100 parts by mass); ring-opened epoxy group obtainable by ring-opening of epoxy group that is contained in the copolymer; and ligand that is bound to the porous particle.

A conductive particle 30 which can be used for connecting a variety of adherends is provided, and the conductive particle 30 includes a resin particle 31, a first conductive particle disposed around the resin particle 31, a first resin coating 25 disposed on the periphery thereof and softer than the resin particle 31, and a second conductive thin film 36 disposed therearound; and if the surface part of, for example, an electrode 13 of an adherend that is to be connected is hard, a first resin coating 35 and the second conductive thin film 36 are destroyed by pressure to bring the second conductive thin film 36 in contact with the electrode 13 and a metal wiring 17. If the surface part of the electrode 13 is soft, the second conductive thin film on the surface side comes in contact with the electrode 13, which makes it possible for the particle to be used regardless of the surface state of an adherend, in other words, be used for connecting a variety of adherends

A novel carbon nanotube powder containing carbon nanotubes which have a roll-like structure, also novel carbon nanotubes having a roll-like structure, novel processes for the production of the carbon nanotube powders and of the carbon nanotubes, and their use as an additive or substrate for various applications are described.

An aqueous precipitation process for the preparation of particles comprising primarily silver sulfate, comprising reacting an aqueous soluble silver salt and an aqueous soluble source of inorganic sulfate ion in an agitated precipitation reactor vessel and precipitating particles comprising primarily silver sulfate, wherein the reaction and precipitation are performed in the presence of an aqueous soluble carboxylic acid additive or salt thereof, the amount of additive being a minor molar percentage, relative to the molar amount of silver sulfate precipitated, and effective to result in precipitation of particles comprising primarily silver sulfate having a mean grain-size of less than 70 micrometers.

The present invention provides bead-like hollow particles and an easy and convenient method for producing the same, and a friction material using the bead-like hollow particles.

The particles are bead-like hollow particles comprising odd-shaped particles composed of a metal oxide as a main component and having at least one of a through hole and non-through hole in a surface; the method is a producing method for the bead-like hollow particles, which comprises spraying and drying a suspension of a particulate biological material and a particulate metal oxide by a two-fluid nozzle spray dryer to obtain a powder composed of the particulate biological material as a core and a layer of the particulate metal oxide as a shell, and heating the obtained powder; and the friction material is a friction material using the hollow particles.

A technique for achieving both discharge voltage reduction and discharge stabilization in a PDP and the like is provided. This PDP manufacturing method includes, for a structure of a front plate structure (11) to be exposed to a discharge space (30) to be filled with a discharge gas, a step of forming a first layer (4) having an effect of discharge protective layer on a dielectric layer (3), a step of forming a second layer (5) for protecting the first layer on the first layer, and a step of forming a third layer (6) of a powder for discharge stabilization to be exposed to the discharge space (30), the steps being performed in vacuum manufacturing process. And, the structure is made such that a surface of the first layer is exposed to the discharge space (30) by a step of removing the second layer by an aging discharge in the discharge space (30).

The invention discloses environment-friendly flame-retardant textile fabric. The environment-friendly flame-retardant textile fabric is double-layer fabric, wherein the inner layer fabric is formed byweaving mulberry bark/antibacterial fiber blended yarn, the outer layer fabric is formed by weaving linen/flame-retardant fiber blended yarn, and the inner layer fabric and the outer layer fabric areconnected through polyester drawn textured yarn; and the fabric is formed by weaving the mulberry bark/antibacterial fiber blended yarn, the linen/flame-retardant fiber blended yarn and the polyesterdrawn textured yarn through a double-sided circular knitting machine. The environment-friendly flame-retardant textile fabric adopts the double-layer fabric, the inner layer fabric is breathable andmoisture-permeable and has an antibacterial function, the outer layer fabric has a flame-retardant effect, and the polyester drawn textured yarn plays the role of connection; antibacterial fiber is cellulose acetate fiber modified by the chemical grafting of sorbic acid chloride and has good antibacterial properties, flame-retardant fiber is viscose fiber which is chemically grafted with ethyl dichlorophosphate molecules and amino-terminated polysiloxane and has good flame retardant properties and mechanical properties, and the bonding form of chemical bonding is firm, and high washable performance is achieved; and the environment-friendly flame-retardant textile fabric has good breathability and moisture permeability and a wide application range.

Crystalline superfine particles capable of emitting light depending upon a time-rate-of-change of a stress and controlled in grain size in the range from 5 nm to 100 nm are complexed with another material such as resin. The crystalline superfine particles are manufactured by using aggregates of molecules, i.e. inverted micelles, which orient hydrophilic groups of surfactant molecules inward and hydrophobic groups outward in a nonpolar solvent and which contain metal ions of a metal for forming the crystalline superfine particles dissolved in water inside the inverted micelles. Alternatively, they are manufactured by using inverted micelles enveloping precursor superfine particles, in which precursor superfine particles are enveloped in water inside the inverted micelles. The crystalline superfine particles are excellent in dispersibility in another material to be complexed, enhanced in emission efficiency and usable to make a transparent stress emission material. The complex material obtained is used to manufacture artificial light-emitting hair structures, artificial light-emitting skin, artificial light-emitting bodies, artificial light-emitting fabrics, and others.

A copolyester composition comprising units of residues of a) about 1–40 mole % of trans 3,3′, trans 4,4′ stilbene dicarboxylic acid and the combination thereof, b) about 99˜60 mole % of cis,trans, and the combination thereof of 1,4 cyclohexane dicarboxylic acid, and c) about 50˜100 mole % of cis, trans, and the combination thereof of 1,4-cyclohexane dimethanol. The resulting copolyester may be characterized by its clarity, as well as enhanced heat performance due to the presence of the stilbene moiety.

A method for producing a capsule for protein crystallization is provided. The method comprises adding a solution containing a protein and a gelling agent to an ionic cross-linking solution to form an ionically cross-linked gel capsule that encapsulates a solution of the protein.

An applique comprising an outer perimeter fabric frame of a particular weave, fiber composition and cut coated with a laminating adhesive, and inlayed wife a central fabric panel formed of mesh or other perforated or highly porous material. Lamination causes the adhesive to melt through the mesh central panel and bond the two layers to an underlying performance fabric substrate. The resulting applique forms a robust and launderable bond, but does not substantially change fee physical and visual characteristics of a performance fabric substrate to which the applique is applied. Moreover, a layered embroidery appearance can be created by contrast coloring the fabric frame versus central fabric panel, and this is further enhanced by printing a multi-color graphic along the periphery of the fabric frame.

A semiconductor device production method according to the present invention includes the steps of: forming a LOCOS oxide film in a surface of a silicon layer by a LOCOS method; forming an impurity region in the silicon layer by introducing an impurity into the silicon layer; and sequentially removing parts of the LOCOS oxide film and the silicon layer to form a trench for isolation of the impurity region after the formation of the LOCOS oxide film and the impurity region.

A barrier structure is disclosed. The barrier structure is utilized for covering at least a part of an object for protecting the object from gas and water in an external environment and includes a first condensed matter layer and a second condensed matter layer. The first condensed matter layer has a first surface and a second surface. The first surface directly contacts the external environment. The first condensed matter layer is penetrable by at least one type of gas. The second condensed matter layer contacts the second surface. An interface is formed between the second surface of the first condensed matter layer and the second condensed matter layer. The barrier structure has ductility, flexibility, and bendability to cover the object, protect the object from the external environment, and provide the required barrier characteristic against the water or the gas.

The present invention provides methods for preparing trimanganese tetroxide with low BET specific surface area and methods for controlling particle size of trimanganese tetroxide and trimanganese tetroxide product.

The present invention provides a zirconium oxide powder, a method for producing.the same, and a material for thermal spraying. The material for thermal spraying comprises a zirconium oxide powder comprising polyhedral particles each having not less than 6 faces, wherein the zirconium oxide powder has D50 of not less than 5 μm and less than 15 μm and a D90/D10 of less than 3. D10, D50 and D90 correspond to the point where the cumulative mass from the small-particle-diameter side reaches 10%, 50%, and 90% in the cumulative particle size distribution.

Polyester resin particles are provided as those capable of providing a highly transparent molded product by thermoforming, while suppressing fusion of the polyester prepolymer particles in a heat treatment thereof such as crystallization or solid-phase polycondensation, without reduction in a solid-phase polycondensation rate.

The present invention provides a method for producing a polyester resin, comprising carrying out a hot-water treatment and a heat treatment, in this order, of polyester prepolymer particles obtained by melt polycondensation of a dicarboxylic acid component and a diol component. The hot-water treatment comprises bringing the polyester prepolymer particles with an intrinsic viscosity of from at least 0.10 dL/g to at most 1.0 dL/g and with a density of at most 1.36 g/cm³ into contact with hot water at a temperature higher than the glass transition temperature of the polyester prepolymer particles and less than 100° C., under the condition satisfying the following formula (1):

40≦(T−Tg)t≦6000  (1)

wherein t is a hot-water treatment time (second), T is the temperature of the hot water (° C.) and Tg is the glass transition temperature (° C.) of the polyester prepolymer particles.

The invention relates to a cool and refreshed smoke-preventive adsorption fabric. The cool and refreshed smoke-preventive adsorption fabric comprises an lining layer (1), wherein the lining layer is successively provided with an adsorption layer (2) and a sustained release layer (2). The back surface of the lining layer is provided with a lining fabric layer, the lining fabric layer is a linen-like fabric and formed by interweaving warp yarns and weft yarns in a settling manner, the warp yearns comprise first warp yarns and second warp yarns, the weft yarns comprise first weft yarns and secondweft yarns, both the first warp yarn and the first weft yarn adopt linen-type tencel, the linen-type tencel is in a bamboo-joint shape, the second warp yarn adopts polyester fiber filament linen-likeyarn PWY and is formed by twisting the linen-like yarn, the second weft yarn adopts polyester high-elasticity yarn T400, and the linen-like fabric adopts variable-warp-weight plain tissues. By adopting the cool and refreshed smoke-preventive adsorption fabric, the pleasant fragrance can be slowly released. By adopting the cool and refreshed smoke-preventive adsorption fabric, the body is refreshed and cooled.

The present invention relates to composites, comprising inorganic and/or organic pigments and/or fillers in the form of microparticles, the surface of which is coated at least partially with finely divided nano-dolomite with the help of binders based on copolymers comprising as monomers one or more dicarboxylic acids and one or more monomers from the group of diamines, triamines, dialkanolamines or trialkanolamines, a method for producing such composites, aqueous slurries thereof, their use, and the use of the inventive binders for coating the microparticles with nano-dolomite.

The invention provides a heat insulation pad for an automobile engine. The heat insulation pad comprises a regenerated cellulose fiber layer, a sponge rubber layer, a melamine resin layer, a polyethylene foaming material layer, a flame-retardant glass wool layer and a PVC material layer; the sponge rubber layer is arranged at the upper end of the melamine resin, and the regenerated cellulose fiber layer is arranged at the upper end of the sponge rubber layer; the polyethylene foaming material layer is arranged at the lower end of the melamine resin, the flame-retardant glass wool layer is arranged at the lower end of the polyethylene foaming material layer, and the PVC material layer is arranged at the lower end of the flame-retardant glass wool layer. The selected material layers have high heat resistance, all the layers are bonded together through silica sol, and then the whole is subjected to hot pressing in a hot pressing mode, so that the strength of the melamine resin layer is improved, occupied space is reduced, the whole thickness is reduced, meanwhile, the hardness is higher, higher high temperature resistance is achieved, and the shockproof, sound insulation and heat insulation effects are further enhanced.

The invention discloses a thermal-insulation composite fabric. The thermal-insulation composite fabric is prepared from a surface layer and an inner layer through point-like combination using an adhesion agent; the surface layer is a machine woven fabric; the inner layer is a warp knitting or circular knitting pile knitted fabric; the adhesion amount of the adhesion agent ranges from 15 to 18g/m2;and the thermal insulation rate of the thermal-insulation composite fabric ranges from 35 to 50%. Compared with commercially available products, the thermal-insulation composite fabric possesses excellent thermal insulation performance and permeability, and is suitable to be used for preparing fall and winter shirts, leisure wear, and the like.

The invention discloses a preparation method and application of a puncture-proof flexible material. The method comprises the following steps: compounding a polyethylene mixture cloth layer and an ultra-high molecular weight polyethylene non-woven cloth layer through an adhesive, wherein the polyethylene mixture cloth layer is prepared from ultra-high molecular weight polyethylene short fibers and viscose acetal fibers, the length of the viscose acetal fibers is 35-38 mm, the fineness is 0.26-0.29 tex, the tensile strength is 2.15-2.18 cN/dtex, and the elongation at break is 17-20%. The stab-resistant flexible material formed by compounding the high-density polyethylene mixture cloth and the ultra-high molecular weight polyethylene non-woven cloth is light, thin, good in flexibility, good in air permeability, good in protection performance, high in strength and free of fuzzing, and can be used for manufacturing safety protection articles such as stab-resistant clothes, stab-resistant gloves and kneecaps.