摘要:
Disclosed herein are a thermoplastic copolymer, which is a polymer of a monomer mixture including: a phosphorus (meth)acrylic monomer represented by Formula 1; an aromatic vinyl monomer; and a vinyl cyanide monomer. The thermoplastic copolymer can exhibit excellent flame retardancy with minimal or no deterioration in heat resistance, and is eco-friendly. wherein R1 is hydrogen or methyl; R2 is a substituted or unsubstituted C1 to C20 hydrocarbon group; R3 and R4 are each independently a substituted or unsubstituted C6 to C20 cyclic hydrocarbon group; m is an integer from 1 to 10; and n is an integer from 0 to 5.
摘要:
The present invention relates to a CMP slurry composition for polishing copper, comprising: polishing particles; a complexing agent; a corrosion inhibitor; and deionized water. The complexing agent comprises one or more organic acids selected from oxalic acid, malic acid, malonic acid, and formic acid, and glycine.
摘要:
Disclosed herein is a composition for solar cell electrodes. The composition includes a conductive powder, a glass frit, and an organic vehicle, wherein the glass frit is a bismuth oxide-tellurium oxide-zinc oxide-lithium oxide-based glass frit comprising: 5 wt % to 20 wt % of bismuth oxide; 55 wt % to 80 wt % of tellurium oxide; 0.1 wt % to 15 wt % of zinc oxide; and 0.1 wt % to 10 wt % of lithium oxide. Solar cell electrodes formed of the composition have low serial resistance (Rs) and high open voltage (Voc), thus providing high conversion efficiency and good adhesive strength with respect to a ribbon.
摘要:
A resin composition includes (A) a thermoplastic resin, (B) a first metal layer-resin composite particle including a first metal layer and first thermosetting resin coating layers positioned on the first metal layer and (C) a second metal layer-resin composite particle including a second metal layer and second thermosetting resin coating layers positioned on the second metal layer, and a molded article using the same.
摘要:
Disclosed are a curable polysiloxane composition for an optical device including at least one kind of a first siloxane compound represented by Chemical Formula 1, at least one kind of a second siloxane compound having hydrogen bound to silicon (Si—H) at the terminal end, and at least one kind of a third siloxane compound having an alkenyl group bound to silicon (Si-Vi) at the terminal end, an encapsulating material obtained by curing the curable polysiloxane composition for an optical device, and an optical device including the encapsulating material. (R1R2R3SiO1/2)M1(R4R5SiO2/2)D1(L1-O)D2(L2-O)D3(R6R7SiO2/2)D4(L3-O-L4-O)D5(R8SiO2/2—Y1—SiO2/2R9)D6(R10R11Si—Y2)D7(R12SiO3/2)T1(R13SiO3/2)T2(SiO3/2—Y3—SiO3/2)T3(SiO4/2)Q1 [Chemical Formula 1] In Chemical Formula 1, R1 to R13, Y1 to Y3, M1, D1 to D7, T1 to T3 and Q1 are the same as defined in the specification.
摘要:
The present invention relates to a thermal transfer film and to an organic electroluminescent device prepared using same, wherein the thermal transfer film includes a base film and an outermost layer which is formed on the base film and has 2% or more of a thickness change ratio expressed by formula 1.
摘要:
An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.
摘要:
Disclosed are a curable polysiloxane composition for an optical device includes at least one of a first siloxane compound represented by the following Chemical Formula 1, at least one of a second siloxane compound having silicon-bonded hydrogen (Si—H) at the terminal end, and at least one of a third siloxane compound having a silicon-bonded alkenyl group (Si-Vi) at the terminal end, an encapsulant obtained by curing the curable polysiloxane composition for an optical device, and an optical device including the encapsulant. (R1R2R3SiO1/2)M1(R4R5SiO2/2)D1(R6R7SiO2/2)D2(R8SiO2/2—Y1—SiO2/2R9)D3(R10SiO3/2)T1(R11SiO3/2)T2(R12SiO3/2)T3(SiO3/2—Y2—SiO3/2)T4(SiO4/2)Q1 [Chemical Formula 1] In the above Chemical Formula 1, R1 to R12, Y1, Y2, M1, D1, D2, D3, T1, T2, T3, T4 and Q1 are the same as defined in the specification.
摘要:
The polyamide production method of the present invention comprises the steps of: producing a low-order condensate by effecting a polycondensation reaction between a dicarboxylic acid component containing between about 5 and about 40 mol. % of terephthalic acid, and a diamine component containing between about 70 and about 100 mol. % of a xylylenediamine in which the content of paraxylylenediamine is between about 50 and about 100 mol. %, under conditions of a reaction temperature of at least about 200° C. and less than about 230° C.; discharging and cooling the low-order condensate at a pressure at or below atmospheric pressure, in an inert gas atmosphere; and subjecting the discharged and cooled low-order condensate to solid state polymerization. The production method makes it possible to obtain a polyamide having outstanding mechanical strength, heat resistance, colour tone and the like without problems such as gelling.
摘要:
A siloxane monomer obtained from a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, an encapsulant composition including the siloxane monomer, an encapsulant obtained by curing the encapsulant composition, and an electronic device including the encapsulant are disclosed.