摘要:
A positive photoresist composition comprising (a) an acid-decomposable polysiloxane having a structural unit represented by formula (IV): wherein Z′ is a phenyl ring substituted with an acid-decomposable group and (b) a compound which decomposes upon exposure to generate an acid.
摘要:
A negative-working resist composition for electron beams or X-rays comprising (A) a compound generating a sulfonic acid by the irradiation of electron beams or x-rays, (B) a resin which is insoluble in water and soluble in an alkali aqueous solution, (C) a crosslinking agent crosslinking with the resin (B) by the action of an acid, and (D) a compound generating a carboxylic acid having a specific structure by the irradiation of electron beams or x-rays.
摘要:
A positive resist composition comprising (a) a resin that is decomposed by the action of an acid to increase solubility in an alkali developing solution, contains a structural unit having a group represented by formula (X) defined in the specification, has a weight average molecular weight of not more than 5,000, and contains an acid decomposable group in an amount of not more than 40% based on the sum total of a number of the acid decomposable group and a number of an alkali-soluble group not protected with the acid decomposable group, and (b) a compound that generates an acid upon irradiation of an actinic ray or radiation.
摘要:
A positive resist composition comprising (A) a resin that contains a repeating unit represented by formula (1) defined in the specification and a repeating unit represented by formula (2) defined in the specification, and is insoluble or slightly soluble in an alkali developer and becomes soluble in an alkali developer by an action of an acid, and (B) a compound generating a sulfonic acid compound represented by formula (3) defined in the specification upon irradiation of actinic ray or radiation.
摘要:
A negative resist composition comprising: (A) a compound being capable of generating an acid upon irradiation with an actinic ray or a radiation; (B) an alkali-soluble polymer; and (C) at least two crosslinking agents being capable of generating crosslinking with the polymer (B) by an action of an acid, wherein the crosslinking agent (C) comprises at least two compounds having a different skeleton from each other, which are selected from phenol derivatives having at least one of a hydroxymethyl group and an alkoxymethyl group on a benzene ring thereof, in which a sum of the hydroxymethyl group and the alkoxymethyl group is two or more, one of the at least two crosslinking agents comprises one or two benzene rings in the molecule thereof, and other one of the at least two crosslinking agents comprises from 3 to 5 benzene rings in the molecule thereof.
摘要:
A positive resist laminate which comprises a substrate, a first resist layer and a second resist layer, wherein the first resist layer is to be a heat-hardening layer and comprises (a-1) a polymer containing an alicyclic skeleton in the side chain thereof, and the second resist layer comprises: (b) a polymer which contains a silicon atom in the side chain thereof and which is insoluble in water and becomes soluble in an aqueous alkali solution by the action of an acid; and (c) a compound which generates an acid upon irradiation with an actinic ray or radiation.
摘要:
The present invention provides a non-aqueous secondary battery having an improved charge and discharge cycle property and high discharge voltage, high energy density, high capacity and increased stability as well as an excellent high electric current atitude by using a lithium-containing transition metal oxide as a positive electrode material and at least one of the specfified composite oxides as a negative electrode material. Accordingly, the feature of the present invention consists in that the negative electrode material mainly consists of at least one member selected from the group consisting of amorphous chalcogen compounds and amorphous oxides containing at least three atoms selected from the group consisting of Group 13, 14, 15 and 2 atoms of Periodic Table.
摘要:
A nonaqueous secondary battery comprising a positive electrode sheet having a layer mainly comprising a lithium-containing metal oxide, a negative electrode sheet having a negative electrode material mixture layer mainly comprising a negative electrode material laminated with a metallic material mainly comprising lithium, a nonaqueous electrolytic solution containing a lithium salt, and a separator, wherein the nonaqueous secondary battery is prepared by a process which comprises winding the positive electrode sheet, negative electrode sheet and separator; inserting the elements thus wound into a battery can; injecting said electrolytic solution into the battery can, sealing the battery can, and then ageing the battery, whereby lithium is previously intercalated in the negative electrode sheet to provide a nonaqueous secondary battery having a high discharge capacity and good charge-discharge cycle characteristics.
摘要:
This invention provides a cylinder type nonaqueous secondary battery which comprises a positive electrode active material comprising a lithium-containing transition metal oxide, a composite oxide or composite chalcogen negative electrode material capable of intercalating and deintercalating lithium and a nonaqueous electrolyte containing a lithium metal salt, wherein high discharging capacity and excellent charge and discharge cycle characteristics are obtained by mounting a metal foil mainly comprising lithium in advance in a coiled group in which a current collector sheet coated with the positive electrode active material (positive electrode sheet), another current collector sheet coated with the negative electrode material (negative electrode sheet) and a separator are coiled in a spiral form.
摘要:
A non-aqueous secondary battery comprises a positive electrode-active material, a negative electrode material and a non-aqueous electrolyte, wherein an electrode mixture for positive electrode containing the positive electrode-active material comprises a compound in which anions can be inserted at a voltage of not less than 3.9 V (with respect to an Li.sup.+ /Li electrode). Moreover, the electrode mixture for positive electrode may further comprise at least one member selected from the group consisting of transition metals, elements of Group IIIB and IVB (except for C) and carbides thereof. The non-aqueous secondary battery can ensure safety against any overcharge and has a high discharge voltage. Moreover, the non-aqueous secondary battery permits increase in the charge capacity and discharge capacity without using any lithium compound in the electrode mixture for positive electrode, the reduction of the amount of the positive electrode-active material to be used and the improvement in the energy density of the resulting battery per unit volume.