摘要:
A heat dissipation adhesive film, a semiconductor device including the same, and a method of fabricating the semiconductor device, the heat dissipation adhesive film being placeable between a protective layer encasing a semiconductor element therein and a heat dissipation metal layer on the protective layer to bond the protective layer to the heat dissipation metal layer, wherein an adhesive strength between the heat dissipation adhesive film and the protective layer and an adhesive strength between the heat dissipation adhesive film and the heat dissipation metal layer are each about 3 kgf/25 mm2 or greater.
摘要:
An adhesive composition for semiconductors, an adhesive film, and a semiconductor device, wherein, in a curing process including a first stage at a temperature ranging from 120° C. to 130° C. for 1 to 20 minutes, a second stage at a temperature ranging from 140° C. to 150° C. for 1 to 10 minutes, a third stage at a temperature ranging from 160° C. to 180° C. for 30 seconds to 10 minutes, and a fourth stage at a temperature ranging from 160° C. to 180° C. for 10 minutes to 2 hours, the adhesive film has a DSC curing rate in the first stage that is 40% or less of a total curing rate, a DSC curing rate in the fourth stage that is 30% to 60% higher than a DSC curing rate in the third stage, and DSC curing rates in each of the second and third stages that are 5% or more higher than a DSC curing rate of a preceding stage thereof.
摘要:
A dicing die-bonding film and a method of forming a groove in a dicing die-bonding film, the film including a base film; a pressure-sensitive adhesive layer stacked on the base film; and a bonding layer stacked on the pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer includes a first region overlapping with the bonding layer, and a second region not overlapping with the bonding layer, the second region including a third region adjacent to the first region, and a fourth region adjacent to the third region and having a groove formed therein.
摘要:
An adhesive film includes an amine curing agent and a phenolic curing agent, and has a ratio of a storage modulus at 170° C. after 80% or more curing to a storage modulus at 40° C. before curing in the range of about 1.5 to about 3.0.
摘要:
An attach film composition for semiconductor assembly includes a polymer binder, an epoxy resin, a phenolic epoxy curing agent, a curing accelerator, a silane coupling agent, and an inorganic filler. The attach film composition may have an exothermic peak start temperature of about 300° C. or more in curing, and a melt viscosity of about 1.0×105 to about 5.0×106 Poise at 175° C. after curing at 150° C. for 1 hour and a melt viscosity of about 1.0×105 to about 5.0×106 Poise at 175° C. after curing at 175° C. for 2 hours.
摘要:
A dust collection unit for a vacuum cleaner includes a dust collection container for collecting foreign objects contained in air introduced therein, covers defining a top and bottom of the dust collection container, and a filter-cleaning unit having a plurality of brushes rotating around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit.
摘要:
Disclosed herein is there is provided an apparatus for transmitting and receiving wireless energy using meta-material structures having a negative refractive index. The apparatus includes a wireless energy transmission unit and a wireless energy reception unit. The wireless energy transmission unit generates wireless energy to be wirelessly transmitted, and then wirelessly transmits wireless energy, which is normally propagated radially, using a magnetic resonance method while concentrating the wireless energy at a single point. The wireless energy reception unit wirelessly receives the wireless energy using the magnetic resonance method while concentrating the wireless energy at a single point.
摘要:
Disclosed herein is a wireless energy transmission structure, which includes a printed circuit board, a disk section, and a wire section. The printed circuit board is formed in a ring type, the disk section is constituted by a first conductive plate and a second conductive plate formed on portions of the printed circuit board corresponding to each other to be spaced by a predetermined gap and a dielectric material inserted between the first conductive plate and the second conductive plate, and the wire section is constituted by a plurality of meta cells having a meta material structure, which are repetitively formed to surround the exterior and interior of the printed circuit board and a transmission line connected to each of the first conductive plate and the second conductive plate and surround the plurality of meta cells.
摘要:
Disclosed is a flange for a fuel pump module, which includes an adhesion enhancing member so that there is no gap between a power supply terminal and a resin material for forming a flange, thus further increasing injection efficiency and sealing performance. A method of manufacturing such a flange is also provided.
摘要:
Colchicine derivatives represented by the formula (I) with a halogen or nitric ester group, or pharmaceutically acceptable salts thereof, are described. Pharmaceutical compositions containing the same as effective components are also described. The colchicine derivatives were found to have anticancer, anti-proliferous and immunosuppressive function. Methods for preparing the colchicines derivatives are also provided.