Abstract:
An optical device structure with a light outcoupling layer is provided. The optical device structure includes a substrate having a first surface and a second surface, and a layer of polyimide (PI) or its copolymer formed on the first surface of the substrate, wherein the layer of polyimide or its copolymer is prepared from at least one aromatic diamine and at least one cycloaliphatic dianhydride, and an optical component formed on the layer of polyimide or its copolymer.
Abstract:
A polyimide polymer solution, a polyimide polymer, a transparent film, a display device and a solar cell are provided. The polyimide polymer has at least one of a repeating unit of formula (D) and a repeating unit of formula (J) and at least one of a repeating unit of formula (Q) and a repeating unit of formula (T). One of B and B′ is cyclo-aliphatic compound, and the other is aromatic compound, a molar mass ratio of the cyclo-aliphatic compound to the aromatic compound is 1˜4, A and A′ are identical or different aromatic diamines, and at least one of A and A′ is aromatic diamine with ether groups, and A could be the same as or different from A′.
Abstract:
The present invention provides an organic dispersion of inorganic platelets, which includes an organic solvent and H-form inorganic platelets dispersed therein. The H-form inorganic platelets have a particle size of between about 20 and 80 mm and the organic dispersion has a sold content of between about 1 and 20 wt %. A method for forming the organic dispersion is also provided.
Abstract:
A polyimide polymer of Formula (I) for flexible electrical device substrate material is provided. In Formula (I), B is a polycyclic aliphatic group, A is an aromatic group containing at least one ether bond, A′ is an aromatic or aliphatic group, and 1≦n/m≦4. The invention also provides a flexible electrical device including the polyimide polymer.
Abstract translation:提供了一种用于柔性电器件衬底材料的式(I)的聚酰亚胺聚合物。 在式(I)中,B是多环脂族基团,A是含有至少一个醚键的芳基,A'是芳族或脂族基团,和1≦̸ n / m≦̸ 4。 本发明还提供了包括聚酰亚胺聚合物的柔性电气装置。
Abstract:
A substrate structure applied in flexible electrical devices is provided. The substrate structure includes a carrier, a flexible substrate opposed to the carrier, a release layer formed on a surface of the flexible substrate opposed to the carrier, and an adhesive layer formed between the carrier, the release layer and the flexible substrate, wherein the area of the adhesive layer is larger than that of the release layer, and the adhesive layer has a greater adhesion force than that of the release layer to the flexible substrate. The invention also provides a method for fabricating the substrate structure.
Abstract:
The invention relates to a transparent substrate with low birefringence. The transparent substrate comprises polyimide having a repeat unit of formula (I) and has a birefringence below 0.005: , wherein each A of the repeat unit, being the same or different, represents an aromatic or aliphatic group, and at least one A is an aromatic or aliphatic group containing sulfonyl functionality; each B of the repeated unit, being the same or different, represents an aromatic or cycloaliphatic group; and n is an integer greater than one.
Abstract:
A method of fabricating a flexible thin film transistor array substrate is provided. First, a rigid substrate is provided, and a polymer material layer is coated on the rigid substrate. Then, an insulating layer is coated over the polymer material layer by a spin coating process. The insulating layer covers the sides of the polymer material layer. Thereafter, a thin film transistor array is formed over the insulating layer. Then, the polymer material layer having the thin film transistor array is separated from the rigid substrate.
Abstract:
Polyhedral oligomeric silsesquioxane/polyimide nanocomposites with certain mechanical properties and low dielectric constant is synthesized by covalently tethering functionalized polyhedral oligomeric silsesquioxane molecules to polyimide. These nanocomposites appear to be self-assembled systems. A process for synthesizing said polyhedral oligomeric silsesquioxane/polyimide nanocomposites also is provided, comprising a step of forming porous type polyhedral oligomeric silsesquioxane, and a subsequent step of reacting with dianhydride or directly reacting with synthesized polyimide.
Abstract:
Disclosed is an electrode assembly of a lithium secondary battery, including an anode plate, a cathode plate, a separator for separating the anode plate and the cathode plate and conducting lithium ions of an electrolyte, and a composite film disposed between the anode plate and the separator and/or between the cathode plate and the separator. The composite film includes 5 to 95 parts by weight of an inorganic clay and 95 to 5 parts by weight of an organic polymer binder.
Abstract:
Disclosed is a flexible substrate, including a metal substrate and a composite layer thereon. The composite layer includes polyimide and sodium-containing silica mixed with each other, and the polyimide and the sodium-containing silica have a weight ratio of about 6:4 to 9:1. The silica and the sodium ions of the sodium-containing silica have a weight ratio of 100:0.01 to 100:2.