Abstract:
A resin formulation is provided. The resin formulation includes carboxy anhydride at 100 parts by weight, first diisocyanate having the following formula (I) at 20-90 parts by weight, second diisocyanate having the following formulas (II), (III) or a combination thereof at 45-103 parts by weight, and bismaleimide (BMI) at 50-200 parts by weight. A resin polymer and a composite material including the resin polymer are also provided. In formulas (I), (II) and (III), A includes benzene or cyclohexane, Q includes C1-C12 alkylene, —O—, —S— or —SO2—, X includes —H, —CH3 or —CH2CH3, R1 includes —H, —CH3 or —CH2CH3, and E includes —H, —CH3 or —CH2CH3.
Abstract:
A method for manufacturing a thermally conductive material is provided, which includes mixing 1 part by mole of (a) aromatic epoxy resin monomer, 0.25 to 1 part by mole of (b) cycloaliphatic epoxy resin monomer, and 1 to 9 parts by mole of (c) aliphatic epoxy resin monomer to form a resin composition. The method also includes heating and curing the resin composition to form a thermally conductive material.
Abstract:
A reversible crosslinking reactant composition is provided. The composition includes at least one furan-group-containing oligomer having a structure represented by Formula (I) and a bismaleimide compound having a structure represented by Formula (II), wherein the equivalent ratio of the furan group of the furan-group-containing oligomer having a structure represented by Formula (I) to the maleimide group of the bismaleimide compound having a structure represented by Formula (II) is from 0.5:1 to 1:0.5.
Abstract:
A polymer is provided. The polymer includes a first repeating unit represented by Formula (I) and a second repeating unit represented by Formula (II): wherein Y1 and Y2 are independently —H, —CH3, or —CH2CH3; n is an integer ranging from 1 to 25; and the molar ratio of the first repeating unit to the second repeating unit is from 5:95 to 15:45. A resin composition including the aforementioned polymer is also provided.
Abstract:
A transparent conductive film composite is provided. The transparent conductive film composite includes (a) 0.07-0.2 wt % of a metallic material; (b) 0.01-0.5 wt % of a dispersant; and 99.3-99.92 wt % of a solvent, wherein the metallic material (a) includes: (a1) 84-99.99 wt % of metal nanowires; and (a2) 0.01-16 wt % of micron metal flakes. A transparent conductive film manufactured from the transparent conductive film composite is also provided.
Abstract:
Disclosed is a conductive paste composition, including 100 parts by weight of copper powder, 40 to 150 parts by weight of silver powder, 0.1 to 3 parts by weight of carbon powder, 1 to 5 parts by weight of glass powder, and 5 to 15 parts by weight of binder. The conductive paste composition can be applied on a substrate, and then sintered under atmosphere at a high temperature to form an electrode on the substrate.
Abstract:
A conductive composition and a method for fabricating a micro light-emitting diode (LED) display are provided. The conductive composition includes 5-90 parts by weight of monomer, 10-95 parts by weight of epoxy resin, and 50-150 parts by weight of conductive powder. The total weight of the monomer and the epoxy resin is 100 parts by weight. The monomer has n reactive functional groups, wherein n is 1, 2, 3 or 4. The monomer has a molecular weight equal to or less than 350. The epoxy resin has an epoxy equivalent weight (EEW) from 160 g/Eq to 3500 g/Eq. Furthermore, there is a specific relationship among the weight of monomer, the number of reactive functional groups, the molecular weight of monomer, the weight of epoxy resin, and the epoxy equivalent weight of epoxy resin.
Abstract:
A reversible crosslinking reactant composition is provided. The composition includes at least one furan-group-containing oligomer and a bismaleimide compound having a structure represented by Formula (II), wherein the furan-group-containing oligomer is an oligomer having a structure represented by Formula (IV), an oligomer having a structure represented by Formula (V), or an oligomer having a first repeating unit and a second repeating unit, wherein the first repeating unit has a structure represented by Formula (VI), the second repeating unit has a structure represented by Formula (VII), wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24, R25, q, z and E are as defined in specification.
Abstract:
A modified copolymer is provided. The modified copolymer includes a random copolymer of a repeat unit of formula (I) and a repeat unit of formula (II) wherein M is derived from monomers with double bonds, R is a direct bond or an aliphatic hydrocarbon chain group having 1 to 12 carbon atoms, a cyclic aliphatic hydrocarbon group having 3 to 16 carbon atoms, an alkylcarbonyloxy group having 2 to 6 carbon atoms, a carbonyl group, an ether group, an ester group, an amide group, an aromatic group having 6 to 16 carbon atoms, or a divalent group having any of the above groups, wherein m and x are positive integers less than 50. The weight average molecular weight of the modified copolymer is between 3000 and 30000.
Abstract:
A resin composition is provided, which includes 1 part by weight of a thermally conductive resin, 0.001 to 0.05 parts by weight of radical initiator, and 0.05 to 0.30 parts by weight of crosslinking agent. The chemical structure of the thermally conductive resin is in which R1 is —CH2—, —C(═O)—, or —(CH2)—(C6H5)—, and R2 is H or CH3.