The present invention relates to a method for preparing polyurethaneurea elastic fiber, the method comprising reacting a mixture of at least one diisocyanate comprising 4,4'-diphenylmethanediisocyanate and 7 to 25 mole % of 2,4'-diphenylmethanediisocyanate with polyol to produce a prepolymer, and polyurethaneurea elastic fiber prepared by the same. The polyurethaneurea elastic fiber of the present...

A roll paper supply mechanism always suitably stores roll paper without being affected by variations in the roll paper supply mechanism (10) or the paper width of the roll paper. When the first side wall (41) in the roll paper supply mechanism (10) of the printer is moved in the storage width direction to adjust the paper storage width of the roll paper compartment (11), the paper urging member (4...

The present invention provides a business method for selling shoes comprises: providing a site; providing a computer comprising a database storing a plurality of characteristics for designing a shoe at said site; receiving a plurality of target characteristics selected from said database at said site; finishing a shoe in accordance with said target characteristics at said site; providing said shoe...

A rotary installation comprises a frame (1), a pair of rollers (17,18) that define a pinch (22), mounting means (14-16;42,43) for supporting the rollers on the frame, adjustment means (9-13;19,23;38-41) for moving the mounting means and the rollers with respect to the frame as well as drive means (26) for making the rollers rotate. The frame (1) has an essentially flat shape determined by two main...

The invention is directed to a titanium dioxide based colour concentrate, suitable for colouring polyester materials, said concentrate comprising, based on the weight of the concentrate, more than 50% of titanium dioxide, up to 20% of at least one wax selected from the group of glycerol monostearate, hydrogenated castor oil and polyethoxylated glycols, and up to 30% of at least one polyester.

Disclosed is a multilayer film to be used as a base film of a luminance-enhancing sheet, which comprises a polyester film and a coating layer formed on at least one side of the polyester film. This multilayer film is characterized in that the coating layer is composed of a binder resin and organic particles having an average particle size of 20-1000 nm, the average particle size of the organic par...

In order to provide a wavelength-selective light-shielding element capable of blocking circularly-polarized light beams rotating in a specific direction among light beams whose wavelengths falling in a specific range, a light-shielding region is provided in a portion of a transparent substrate, wherein the light-shielding region permits passage of first circularly-polarized light rotating in a fir...

A capacitor of a semiconductor device and a method for manufacturing the same. In one example embodiment, a capacitor of a semiconductor device includes a first electrode, first dielectric layer, second electrode, second dielectric layer, and third electrode sequentially formed on a semiconductor substrate. The capacitor also includes a first contact coupled to the first electrode and to the third...

The present invention relates to polynucleotide molecules comprising nucleotide sequences encoding an aveC gene product, which polynucleotide molecules can be used to alter the ratio or amount of class 2:1 avermectins produced in fermentation cultures of S. avermitilis. The present invention further relates to vectors, host cells, and mutant strains of S. avermitilis in which the ave C gene h...

The present invention relates to a thinner composition for removing a photoresist, which is used in the manufacturing process of a semiconductor device or a liquid crystal display device, and more particularly to a thinner composition comprising a) a propylene glycol monoalkyl ether; b) an alkyl ethanoate; and c) a cycloketone. The thinner composition of the present invention may further comprise ...

A current source apparatus for reducing interference with noise is provided. The current source apparatus includes a controllable current source and a feedback controller. The controllable current source provides an output current according to a control signal and produces a feedback signal according to the output of the controllable current source. The feedback controller is coupled to the contro...

An interface card installation apparatus for fixing an interface card includes a base and a rotating pressing means. The base may be assembled on a case. The case has an interface card flange. The interface card has a bracket. The bracket is contacted with the interface card flange. The base has a coupling portion and the rotating pressing means may be rotated to couple with the coupling portion o...

Provided is an apparatus for cooling heat generating parts mounted on a substrate in a computer. The cooling apparatus includes: a heat transfer blockto be attached onto the heat generating part to receive heat generated by the heat generating part; a heat dissipation unit receiving the heat from the heat transfer block and dissipating the heat outside; and a pressing and fixing unit attaching the...

A heat dissipating apparatus and a heat sink used thereof are disclosed in the present invention. The heat dissipating apparatus includes a heat sink and a retention frame secured around an electronic element. The heat sink has a bottom surface adapted to being contact with the electronic element and a plurality of sidewalls adapted to being contact with the retention frame. Spaces are defined bet...

The present invention relates to a method of manufacturing a heat dissipation device assembly. The manufacturing method includes the following steps of providing a circuit board and a heat dissipation device, in which two heat-generated chips are mounted on the circuit board, the heat dissipation device includes a main body and an adjustment component, the main body includes a base and a plurality...

A method for controlling power supply in a computer system includes receiving a control command, and providing power through an interface of the computer system when the computer system is operating in a low power consumption mode.

A method and an apparatus for switching performance are provided. The method includes: providing a performance adjustable circuit working at a specific threshold frequency; determining a working power supply of the performance adjustable circuit; when the working power supply is higher or lower than a specific threshold level range corresponding to the specific threshold, adjusting the performance...