A thermoplastic polyester series foamed material having a thickness of at least 3 mm and an apparent density of from 0.05 to 0.7 g/cm<3> is diclosed, wherein the crystallinity of the resin in the surface portion within 0.5 mm from the surface of the foamed material is not more than 30% and at least 1% lower than the crystallinity of the resin in the central portion of the foamed material.

PURPOSE:To simplify and facilitate the exchange of light sources directly under a box body by dividing a reflection plate that surrounds the light source into two, upper and lower parts, and by mounting one part on the box body side, and the other on a conductive emission plate side. CONSTITUTION:An upper reflection plate 7 that coveres the upper side of a light source 5 is put on a lower part ref...

PURPOSE:To form an organic dispersive EL panel having a long life by providing a moisture-proof film of Si compound and the like between a transparent electrode and a water trap layer, and by laminating it on the transparent electrode. CONSTITUTION:High frequency power is supplied from a high frequency generator 26 by an external induction method by using a glow discharge polymerization device, an...

PURPOSE:To improve luminance by providing first and second electrode layers on a substrate, forming an illumination part between both electrode layers, and laminating electronic conductive films and light emmitng films alternately to form the illumination part. CONSTITUTION:First and second electrode layers 12, 18 on a substrate 11, an illumination part 14 is formed between both electrode layers 1...

PURPOSE:To lessen a generation noise to the front side without damaging a seal of air circulating inside a module by using hard rubber members to be arranged in the fixing part of a blower and a spacer for vibration isolation forming a ring while burying the intervals of these hard rubber members and being formed by a hard rubber member having the thickness thicker than the hard rubber member at a...

An apparatus for grinding a disk having a center cup and a flat rim having a pair of opposite faces has a frame and an inner holder part rotatable relative to the frame about and displaceable on the frame along a holder axis and having a head formed with an outer holding face and with a central seat. An outer holder shaft rotatable relative to the frame and displaceable on the frame along the hold...

There is disclosed a softy mud solidifying agent which comprises cement, and at least two members selected from the group consisting of pozzolanic substances, inorganic compounds and organic compounds. The solidifying agent is capable of solidifying dredged earth, sand, softy mud, etc. in such a manner that their mixture can be re-cast into water to form submerged banks, artificial fish-gathering ...

Plant wastessuch as rice hulls which are in cellulose and silica are products high in cellulose and silica, i.e. rice hulls, are converted into a slurry of water and a silicate cross-linked cellulose polymer by digestion under heat and pressure in the presence of sodium ions and a sulfite. The slurry is treated with conventional foaming agents to form a formed product expanded in volume. The foame...

The surface modification of polyimide materials by a chemical process is disclosed to provide a variety of functional groups on the surface. The surface is treated to produce polyamic acid carboxyl groups which are subsequently reacted with epoxies, hydrazines, or alcohols. The carboxyl groups can also be subjected to other organic reactions, such as reduction with metal hydrides and the like. The...

Stable aqueous emulsions of polysiloxane oil and polysiloxane-paraffin oil are disclosed. The emulsifiers are alkylpolyglycosides of the formula R-O-Zn wherein R represents a linear or branched, saturated or unsaturated alkyl radical having 8-16 carbon atoms, Zn represents an alkylolilgoglycoside radical and n is 1-5. The resulting aqueous polysiloxane emulsions and polysiloxane-paraffin oil emuls...

A film composite comprised of a linear low density polyethylene film having a polyvinylalcohol coat thereon. A package is provided comprised of a toroidally shaped pneumatic rubber tire having such film composite stretched wrapped around its toris in a helical fashion with the polyvinylalcohol coating positioned against the surface of the tire.

An acrylic rubber composition is proposed which is improved in respect of the extrusion-moldability as well as the surface slipperiness of the vulcanized article obtained therefrom. The composition comprises (a) an acrylic rubbery cooplymer which is a copolymer of a (meth)acrylic ester and a coolymerizable organosilicon compound having a silicon-bonded vinyl group in a molecule, (b) a reinforcing ...

Closed cell rigid polyhydroxy acid resin compositions foamed with environmentally benign, which compositions are degradable and cause minimal environmental impact when discarded.

Polypropylene microporous films characterized by having a porosity of 30-35%, an average pore size of 200-800 Angstroms, a permeation coefficient for nitrogen of 1-5x10-3 ml/cm sec atm and a tensile strength of greater than 60 MPA in all directions within the film plane are prepared by the consecutive steps of biaxial stretching a non-porous starting film of high beta -crystal content and heat se...

The present invention relates to methods, compositions, and articles manufactured from scrap treated skin and/or leather which has been finely pulverized and mixed with synthetic resin. It further includes a method for the manufacture of improved leather products made from animal skin and/or leather and/or animal gelatin including the products derived therefrom and the method of producing skin and...

This invention relates to films made from vinylidene chloride copolymers. Specifically, this invention relates to a method and composition for lowering the oxygen permeability and enhancing the thermal stability and enhancing the melt shear stability of packaging films having a layer of vinylidene chloride copolymer film of low molecular weight. The conventional stabilizer/plasticizer combination ...

A blend of an ethylene-alpha olefin linear copolymer having a density of about 0.890 to about 0.915, an ethylene polymer selected from the group consisting of linear ethylene-alpha olefin copolymers having density of about 0.915 to about 0.940 and tubular low-density polyethylene, and a copolymer of ethylene with at least one copolymerized vinyl alkanoate, alkyl acrylate, or alkyl methacrylate pro...

A blend of an ethylene-unsaturated carboxylic acid copolymer, a butene-1 homopolymer or copolymer, and an ethylene homopolymer or a copolymer of ethylene and an unsaturated ester can be used to provide packaging film or sheet or laminar structures.

The present invention provides a tamper-resistant fluid-operated brake actuator (20) having a power spring (88) housed within a head or cap (90) which is attached to a flange case (28) having one or more diaphragms (60,78) or pistons (48,86) responsive to changes of fluid pressure within the brake actuator chambers (50,100). In one embodiment, the head (90) is attached to the flange case (28) by a...

PURPOSE:To form a crystal film of uniform composition on a long base by making the long base continuously travel in a heating furnace to evaporate target materials irradiating a plurality of target materials in order with a high energy laser beam. CONSTITUTION:A heater 8 is arranged along the traveling way of a silver tape in a heating furnace 3, and a tape 7 is controlledly heated at a prescribed...