Patent application number | Description | Published |
20100099317 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND USE THEREOF - The present invention provides a water-dispersed acrylic PSA composition suitable for forming a PSA sheet. The PSA composition contains 0.5 to 15 parts by weight of an acrylic copolymer (polymer H) with a Tg of 30° C. to 120° C. in relation to 100 parts by weight of an acrylic copolymer (polymer L) with a Tg of −70° C. to −50° C. The polymer L is obtained by polymerization of a monomer starting material comprising 60 wt % or more of an alkyl (meth)acrylate with a C | 04-22-2010 |
20100099318 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides a water-dispersed acrylic PSA composition suitable for forming a PSA sheet. The PSA composition contains 100 parts by weight of an acrylic copolymer with a Tg of −70° C. to −50° C. obtained by polymerization of a monomer starting material containing 60 wt % or more of an alkyl (meth)acrylate with a C | 04-22-2010 |
20100178500 | PRESSURE-SENSITIVE ADHESIVE SHEET - There is provided a pressure-sensitive adhesive (PSA) sheet with the property of corroding a metal not in contact therewith suppressed. This PSA sheet is provided with a PSA layer formed from a water-dispersed PSA composition. The PSA composition contains a water-dispersed acrylic polymer synthesized using a sulfur-containing chain transfer agent. Moreover, in a gas generation test whereby the PSA sheet is heated at 85° C. for one hour, the emission of sulfur-containing gas is 0.043 μg or less per 1 cm | 07-15-2010 |
20100255297 | PRESSURE-SENSITIVE ADHESIVE SHEET AND METHOD OF MANUFACTURE THEREOF - The present invention provides a pressure-sensitive adhesive sheet minimizing the corrosion of metals not in contact with the PSA sheet. PSA sheet | 10-07-2010 |
20100310866 | PRESSURE-SENSITIVE ADHESIVE SHEET - An adhesive sheet is provided in which properties that cause corrosion of a non-contacting metal are inhibited. The adhesive sheet is provided with a pressure-sensitive adhesive layer formed from an aqueous dispersion type adhesive composition. The pressure-sensitive adhesive composition contains an aqueous dispersion type acrylic polymer synthesized using a chain transfer agent that does not have sulfur as a composite element thereof. The amount of sulfur-containing gas (as SO | 12-09-2010 |
20110008605 | DOUBLE-SIDED ADHESIVE PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a double-sided pressure-sensitive adhesive (PSA) sheet that can be appropriately used in parts to be recycled. A PSA sheet has a hemp-containing nonwoven fabric substrate having a bulk density of 0.35 to 0.60 g/cm | 01-13-2011 |
20110070430 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET - A double-sided pressure-sensitive adhesive (PSA) sheet having a plastic film as a substrate is provided, with the property of corroding a metal not in contact therewith being suppressed. This PSA sheet has a PSA layer that uses a water-dispersed acrylic PSA composition on each side of the plastic film substrate. The PSA composition contains a water-dispersed acrylic polymer synthesized using a sulfur-containing chain transfer agent. The PSA sheet has the emission of sulfur-containing gas of 0.043 μg or less per 1 cm | 03-24-2011 |
20110183093 | PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides a pressure-sensitive adhesive (PSA) sheet which is formed using a non-toluene solvent-based acrylic PSA composition, and which minimizes corrosion of metals not in contact with the PSA sheet. PSA sheet | 07-28-2011 |
20120034443 | PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive tape includes a substrate layer made of a plastic material, etc., and a pressure-sensitive adhesive layer provided on at least one of the surfaces of the substrate layer. The pressure sensitive adhesive tape has the thermal resistance at 80° C. of less than 2.00 [cm | 02-09-2012 |
Patent application number | Description | Published |
20080303594 | Amplifier Circuit - There is provided an amplifier circuit including a plurality of unit amplifiers connected in parallel to an input signal terminal, wherein each of the unit amplifiers includes: a first switch switching an input signal inputted from the input signal terminal; a first field effect transistor having a gate connected to the input signal terminal via the first switch and amplifying the input signal of the input signal terminal to output the amplified input signal; a second switch connected in parallel to the first switch and switching the input signal of the input signal terminal at a complementary timing to a switching timing of the first switch; and a capacitor connected to the input signal terminal via the second switch. | 12-11-2008 |
20100244965 | SEMICONDUCTOR DEVICE AND ITS MANUFACTURE METHOD - A semiconductor device has: a low concentration drain region creeping under a gate electrode of a MIS type transistor; a high concentration drain region having an impurity concentration higher than the low concentration drain region and formed in the low concentration drain region spaced apart from the gate electrode; and an opposite conductivity type region of a conductivity type opposite to the drain region formed in the low concentration drain region on a surface area between the high concentration drain region and the gate electrode, the opposite conductivity type region and low concentration drain region forming a pn junction. | 09-30-2010 |
20100248648 | AMPLIFIER CIRCUIT AND TRANSCEIVER - An amplifier circuit includes: a field-effect transistor including a first gate, a first source and a first drain, the first gate receiving one of differential signals, and the first source being connected to a reference potential node; a field-effect transistor including a second gate, a second source and a second drain, the second gate receiving the other of the differential signals, and the second source being connected to a reference potential node; a first transformer including a first inductor and a first secondary inductor which are magnetically coupled together, the first inductor being connected between the first drain of the first field-effect transistor and the second drain of the second field-effect transistor, and the first secondary inductor being connected between an output terminal and a reference potential node; and a first switch circuit connecting a power-supply potential node or a reference potential node to a midpoint of the first inductor. | 09-30-2010 |
20110150063 | COMMUNICATION DEVICE - A communication device includes: a first signal generator generating an outgoing signal with a first frequency; a transmission terminal outputting the outgoing signal generated by the first signal generator; a receiving terminal receiving an incoming signal; a mixer mixing the incoming signal received by the receiving terminal with the outgoing signal generated by the first signal generator; a second signal generator generating a test signal with a second frequency different from the first frequency; and a coupling circuit coupling a line through which the test signal generated by the second signal generator is transferred with a line connecting to the receiving terminal to input the test signal into the mixer. | 06-23-2011 |
20120139632 | DIFFERENTIAL AMPLIFIER CIRCUIT - A differential amplifier circuit includes a first/second field effect transistor including a gate coupled to a first/second differential input signal terminal, a source coupled to a reference potential node, and a drain coupled to a first/second differential output signal terminal, a first variable capacitor coupled between the gate of the first field effect transistor and the drain of the second field effect transistor, a second variable capacitor coupled between the gate of the second field effect transistor and the drain of the first field effect transistor, and a first envelope detector configured to detect an envelope of a signal at the first differential output signal terminal or the second differential output signal terminal, the first variable capacitor and/or the second variable capacitor has a capacitance that varies in accordance with an envelope detected by the first envelope detector. | 06-07-2012 |
20130171791 | SEMICONDUCTOR DEVICE AND ITS MANUFACTURE METHOD - A semiconductor device has: a low concentration drain region creeping under a gate electrode of a MIS type transistor; a high concentration drain region having an impurity concentration higher than the low concentration drain region and formed in the low concentration drain region spaced apart from the gate electrode; and an opposite conductivity type region of a conductivity type opposite to the drain region formed in the low concentration drain region on a surface area between the high concentration drain region and the gate electrode, the opposite conductivity type region and low concentration drain region forming a pn junction. | 07-04-2013 |
Patent application number | Description | Published |
20130009078 | INSPECTION METHOD AND INSPECTION APPARATUS OF WINDING STATE OF SHEET MEMBER - Laser light is emitted to a sheet member wound on a forming drum in a range which includes the entire width of the sheet member and distance data on a distance to a reflecting surface is obtained, using a two-dimensional laser sensor which has a detection range along a drum circumferential direction, while moving either the two-dimensional laser sensor or the forming drum in a drum width direction. Further, the positions of width-directional opposite end sections of the sheet member are calculated on the basis of the obtained distance data. | 01-10-2013 |
20130095309 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE - A double-sided pressure-sensitive adhesive tape according to an embodiment contains a solvent-type acrylic copolymer, in which the total thickness of the tape is 150 μm or less and a mass increase after being dipped in artificial sebum under an atmosphere at 55° C. for 3 days is 10% by mass or more and 150% by mass or less. | 04-18-2013 |
20130101819 | DOUBLE-SIDED ADHESIVE TAPE - A double-sided adhesive tape comprises: a base member configured as a non-foamed thermoplastic film having a thickness of 50 μm or more; and acrylic pressure-sensitive adhesive layers provided to both faces of the base member. The double-sided adhesive tape has a 50% modulus ranging from 3.0 MPa or more to 40.0 MPa or less. | 04-25-2013 |
20130183521 | TRANSLUCENT LIGHT-SHIELDING TAPE - A translucent light-shielding tape has a base material layer, a light-shielding layer and an adhesive agent layer. The base material layer is formed with a plastic material such as polyethylene terephthalate and the like. The light-shielding layer is laminated on one of the main surfaces of the base material layer. The light-shielding layer is, for example, a black print layer formed with printing of black ink. The adhesive agent layer is laminated on the other of the main surfaces of the base material layer. As the adhesive agent layer, an acrylic-based polymer is suitably used. The translucent light-shielding tape has 0.010 to 10% of the permeability with regards to light of 550 nm. | 07-18-2013 |
20130209798 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE - A double-sided pressure-sensitive adhesive tape includes: a substrate; a first pressure-sensitive adhesive layer provided on one surface of the substrate; and a second pressure-sensitive adhesive layer provided on the other surface of the substrate. At least one of the first pressure-sensitive adhesive layer and the second pressure-sensitive adhesive layer contains both an acrylic polymer and an acrylic oligomer whose weight average molecular weight is 20000 or less and whose monomer is different from that of the acrylic polymer. The content of a tackifier for providing tackiness is less than 5% by mass. By containing the acrylic oligomer whose monomer is different from that of the acrylic polymer in at least one of the first pressure-sensitive adhesive layer and the second pressure-sensitive adhesive layer, the drop impact resistance in a low-temperature atmosphere is improved. | 08-15-2013 |
20130216778 | FINGERPRINT-RESISTANT PRESSURE-SENSITIVE ADHESIVE TAPE - A fingerprint-resistant pressure-sensitive adhesive tape includes has a core layer including a substrate layer and a colored layer, a pressure-sensitive adhesive layer, and a fingerprint-resistant treated layer. The substrate layer is formed of a plastic material, such as polyethylene terephthalate. The colored layer is laminated on one major surface of the substrate layer. The colored layer is a black printed layer formed, for example, by printing black ink. The pressure-sensitive adhesive layer is laminated on a major surface of the colored layer, the major surface being opposite to the substrate layer. An acrylic polymer is preferably used for the pressure-sensitive adhesive layer. The fingerprint-resistant treated layer is formed on a major surface of the substrate layer, the major surface being opposite to the colored layer. Wa of the outer surface of the fingerprint-resistant treated layer is 150 angstroms or more and Ra thereof is 2000 angstroms or more. | 08-22-2013 |
Patent application number | Description | Published |
20130169372 | PULSE GENERATOR AND SEMICONDUCTOR INTEGRATED CIRCUIT - A pulse generator includes an oscillation circuit that generates a burst signal oscillated for ultrawideband band and a generation circuit that generates a trigger signal that causes oscillation by the oscillation circuit to be started. | 07-04-2013 |
20130326300 | TERMINATION CIRCUIT, SEMICONDUCTOR DEVICE, AND TEST SYSTEM - A termination circuit includes a pMOS transistor configured to have a source connected with a signal terminal outputting or inputting a transmission signal, a drain connected with a grounding line, and a gate receiving a control signal, the pMOS transistor being turned on when enabling a characteristic impedance matching function and being turned off when disabling the matching function; and an inductor and a capacitor configured to be connected with the signal terminal for matching characteristic impedance. | 12-05-2013 |
20140284804 | SEMICONDUCTOR DEVICE - A semiconductor device includes a first electrode formed on a substrate, the first electrode being a first electrical potential; and a second electrode formed on the first electrode, the second electrode including a signal wiring that transmits a signal and a planar electrode part with a prescribed area. A shape of the first electrode corresponding to the planar electrode part is made into a slit shape such that a longitudinal direction of a slit is parallel to a direction in which the signal proceeds in the planar electrode part. | 09-25-2014 |
20150028957 | PLL DEVICE - A PLL device includes a variable frequency oscillator and a frequency divider section. The variable frequency oscillator varies an oscillation frequency in response to a control signal including information on a phase difference between a reference signal and a frequency division signal and oscillates an output signal obtained by multiplying a frequency of the reference signal. The frequency divider section frequency-divides the output signal to generate the frequency division signal. An injection locked frequency divider is arranged in the frequency divider section, the control signal is input to the injection locked frequency divider, and the operation frequency of the injection locked frequency divider is controlled by the control signal. | 01-29-2015 |
20150072630 | HIGH-FREQUENCY SIGNAL GENERATION CIRCUIT, TRANSMITTER, AND RECEIVER - A voltage controlled oscillator outputs an output signal whose frequency corresponds to inputted control voltage. A distributor distributes the output signal outputted from the voltage controlled oscillator. A plurality of injection-locked oscillators regulate self-oscillation frequencies according to the above frequency and output signals obtained by frequency-multiplying signals distributed by the distributor. A combiner combines and outputs the signals outputted from the plurality of injection-locked oscillators. This makes it possible to increase output power while preventing an operating band from narrowing. | 03-12-2015 |