Patents by Inventor Yasuhiro Doi
Yasuhiro Doi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20100152367Abstract: The present invention relates to a water-based ink for ink-jet printing which not only satisfies a high optical density but also exhibits excellent high lighter-fastness and gloss; and a water dispersion used for the water-based ink. There are provided a water dispersion for ink-jet printing containing (A) a self-dispersible pigment, (B) self-emulsifiable polymer particles containing a constitutional unit derived from a salt-forming group-containing monomer, and (C) emulsion polymer particles; and a water-based ink containing the water dispersion.Type: ApplicationFiled: February 26, 2010Publication date: June 17, 2010Applicant: KAO CORPORATIONInventors: Yasuhiro DOI, Yasushi Ito, Shigeki Nagashima
-
Patent number: 7666920Abstract: The present invention relates to a radiation curable resin composition which comprises epoxy (meth)acrylate, a monofunctional (meth)acrylate, a bifunctional (meth)acrylate having a specific structure, and a bifunctional (meth)acrylate obtained from an aliphatic dihydric alcohol having an oxyalkylene structure and (meth)acrylic acid and further contains a thermoplastic resin, thereby causing satisfactory adhesion to plastic substrates, sufficient shape retention, and excellent shape recovery properties, and satisfaction in moldability including casting efficiency and shape reproducibility, as well as a high refractive index and appropriateness for use as a lens sheet.Type: GrantFiled: July 15, 2004Date of Patent: February 23, 2010Assignees: Dai Nippon Ink and Chemicals, Inc., Dai Nippon Printing Co., Ltd.Inventors: Hiroyuki Tokuda, Yasunari Kawashima, Yasuhiro Doi
-
Publication number: 20090247447Abstract: The present invention relates to a removal cleaning method for a semiconductor substrate or a semiconductor device with metal wirings by using a remover composition, wherein the remover composition contains a dissolution agent having an alumina dissolution amount as measured according to the standard test (A-1) of 10 ppm or more, and an inhibitor having an aluminum etching amount as measured according to the standard test (B-1) of 7 nm or less, and the remover composition substantially does not contain a fluorine-containing compound; a method of producing a semiconductor substrate or a semiconductor device, including the step involving the removal cleaning method; and a remover composition containing a specified acid, and a specified inorganic acid salt and/or organic acid salt.Type: ApplicationFiled: June 10, 2009Publication date: October 1, 2009Inventors: Atsushi TAMURA, Yasuhiro DOI
-
Patent number: 7532395Abstract: There are provided a lens sheet for a screen, which is highly stable by virtue of a reduced tendency toward warping, lifting and the like of the lens caused by external humidity and, at the same time, has a suppressed tendency toward friction between lenses during transport as a screen, and a resin composition for constituting the lens sheet. The lens sheet is used in combination with other lens sheet and comprises one or at least two layers. When the layer in contact with the above other lens is formed of a thermoplastic resin, the universal hardness of the thermoplastic resin composition is brought to a range of 31.0 to 42.0 N/mm2.Type: GrantFiled: July 29, 2004Date of Patent: May 12, 2009Assignee: Dai Nippon Printing Co., Ltd.Inventor: Yasuhiro Doi
-
Publication number: 20090068361Abstract: The present invention relates to a water-based ink for ink-jet printing which not only satisfies a high optical density but also exhibits an excellent gloss upon printing on a coated paper; a water dispersion used for the water-based ink; and a method for producing a print using the water-based ink. There are provided a water dispersion for ink-jet printing containing (A) a self-dispersible pigment and (B) self-emulsifiable polymer particles containing a constitutional unit derived from an aromatic group-containing macromer (b) and/or a constitutional unit derived from an aromatic group-containing monomer (c) in a total amount of 45 to 80% by weight; a water-based ink containing the water dispersion; and a method for producing a print using the water-based ink.Type: ApplicationFiled: March 2, 2006Publication date: March 12, 2009Applicant: KAO CORPORATIONInventors: Yasuhiro Doi, Yasushi Ito, Shigeki Nagashima
-
Publication number: 20090068359Abstract: The present invention relates to a water-based ink for ink-jet printing which not only satisfies a high optical density but also exhibits excellent high lighter-fastness and gloss; and a water dispersion used for the water-based ink. There are provided a water dispersion for ink-jet printing containing (A) a self-dispersible pigment, (B) self-emulsifiable polymer particles containing a constitutional unit derived from a salt-forming group-containing monomer, and (C) emulsion polymer particles; and a water-based ink containing the water dispersion.Type: ApplicationFiled: March 8, 2006Publication date: March 12, 2009Applicant: Kao CorporationInventors: Yasuhiro Doi, Yasushi Ito, Shigeki Nagashima
-
Publication number: 20090005473Abstract: The present invention relates to a water-based ink for ink-jet printing which not only satisfies a high optical density but also exhibits an excellent high lighter-fastness; and a water dispersion used for the water-based ink. There are provided a water dispersion for ink-jet printing containing (A) a pigment and (B) water-insoluble polymer particles produced by polymerizing an ethylenically unsaturated monomer containing 25 to 85% by weight of an aromatic group-containing monomer in the presence of a reactive surfactant; and a water-based ink containing the water dispersion.Type: ApplicationFiled: March 2, 2006Publication date: January 1, 2009Applicant: KAO CorporationInventors: Yasuhiro Doi, Yasushi Ito
-
Publication number: 20080296767Abstract: A sulfur-containing detergent composition for cleaning a semiconductor device having an aluminum wire, wherein the sulfur-containing detergent composition is capable of forming a protective film containing a sulfur atom on a surface of an aluminum film in a protective film-forming test; a semiconductor device comprising a protective film containing a sulfur atom on a surface of an aluminum wire, wherein sulfur atom is contained within a region of at least 5 nm in its thickness direction from the surface of the protective film; and method for manufacturing a semiconductor device, comprising the step of contacting an aluminum wire of the semiconductor device with the sulfur-containing detergent composition as defined above, thereby forming a sulfur-containing protective film on the surface of the aluminum wire. The semiconductor device can be suitably used in the manufacture of electronic parts such as LCD, memory and CPU.Type: ApplicationFiled: July 1, 2008Publication date: December 4, 2008Inventors: Atsushi Tamura, Yasuhiro Doi
-
Patent number: 7410902Abstract: A sulfur-containing detergent composition for cleaning a semiconductor device having an aluminum wire, wherein the sulfur-containing detergent composition is capable of forming a protective film containing a sulfur atom on a surface of an aluminum film in a protective film-forming test; a semiconductor device comprising a protective film containing a sulfur atom on a surface of an aluminum wire, wherein sulfur atom is contained within a region of at least 5 nm in its thickness direction from the surface of the protective film; and method for manufacturing a semiconductor device, comprising the step of contacting an aluminum wire of the semiconductor device with the sulfur-containing detergent composition as defined above, thereby forming a sulfur-containing protective film on the surface of the aluminum wire. The semiconductor device can be suitably used in the manufacture of electronic parts such as LCD, memory and CPU.Type: GrantFiled: December 22, 2004Date of Patent: August 12, 2008Assignee: Kao CorporationInventors: Atsushi Tamura, Yasuhiro Doi
-
Publication number: 20080097015Abstract: The present invention relates to a water-based ink for ink-jet printing which not only satisfies a high optical density but also exhibits an excellent high lighter-fastness; a water dispersion used for the water-based ink; and a method for producing a print using the water-based ink. There are provided a water dispersion for ink-jet printing comprising (i) (A-1) polymer particles containing a colorant, (B) polymer particles and (C) the water-insoluble organic compound, or (ii) (A-2) self-dispersible pigment, (B) polymer particles and (C) the water-insoluble organic compound; a water-based ink containing the water dispersion; and a method for producing a print using the water-based ink.Type: ApplicationFiled: October 6, 2005Publication date: April 24, 2008Applicant: Kao CorporationInventors: Yasuhiro Doi, Yasushi Ito, Nobuyuki Takizawa, Shigeki Nagashima
-
Patent number: 7326410Abstract: Provided is a conditioner composition, which comprises a tertiary amine represented by the following formula (1): wherein, R1 represents a linear or branched C6-24 alkyl or alkenyl group, R2 and R3 are the same or different and each represents a C1-6 alkyl group or a group -(AO)nH (in which A represents a C2-4 alkylene group, and n stands for a number of from 1 to 6 with the proviso that n pieces of A are the same or different and are arranged in any order); or a salt thereof. The conditioner composition can impart fiber or hair with good suppleness and smoothness during wetting and after drying and is particularly excellent in imparting hair or fiber with smoothness after drying.Type: GrantFiled: April 7, 2005Date of Patent: February 5, 2008Assignee: Kao CorporationInventors: Yasuhiro Doi, Takeshi Kaharu, Hiroyuki Masuda, Yoshimasa Okamoto
-
Patent number: 7135443Abstract: The present invention relates to a surfactant composition containing a composition containing a diol derivative (I) and a surfactant: wherein R1 is an alkyl or alkenyl group having 4 to 22 carbons, R2 is an alkyl or alkenyl group having 1 to 18 carbon atoms and one of R3 and R4 is a straight-chain or branched alkyl or alkenyl group having 4 to 22 carbon atoms and derived from R1 and the other is a hydrogen atom.Type: GrantFiled: April 22, 2004Date of Patent: November 14, 2006Assignee: Kao CorporationInventors: Makoto Kubo, Kazuhiro Iitaka, Yohei Kaneko, Tomoko Uchiyama, Yasuhiro Doi
-
Publication number: 20060189706Abstract: The present invention relates to a radiation curable resin composition which comprises epoxy (meth)acrylate, a monofunctional (meth)acrylate, a bifunctional (meth)acrylate having a specific structure, and a bifunctional (meth)acrylate obtained from an aliphatic dihydric alcohol having an oxyalkylene structure and (meth)acrylic acid and further contains a thermoplastic resin, thereby causing satisfactory adhesion to plastic substrates, sufficient shape retention, and excellent shape recovery properties, and satisfaction in moldability including casting efficiency and shape reproducibility, as well as a high refractive index and appropriateness for use as a lens sheet.Type: ApplicationFiled: July 15, 2004Publication date: August 24, 2006Inventors: Hiroyuki Tokuda, Yasunari Kawashima, Yasuhiro Doi
-
Publication number: 20060187545Abstract: There are provided a lens sheet for a screen, which is highly stable by virtue of a reduced tendency toward warping, lifting and the like of the lens caused by external humidity and, at the same time, has a suppressed tendency toward friction between lenses during transport as a screen, and a resin composition for constituting the lens sheet. The lens sheet is used in combination with other lens sheet and comprises one or at least two layers. When the layer in contact with the above other lens is formed of a thermoplastic resin, the universal hardness of the thermoplastic resin composition is brought to a range of 31.0 to 42.0 N/mm2.Type: ApplicationFiled: July 29, 2004Publication date: August 24, 2006Applicant: Dai Nippon Printing Co., Ltd.Inventor: Yasuhiro Doi
-
Patent number: 7074847Abstract: There are provided a resin composition, which has optical properties such as a high refractive index, has excellent restorability and scratch resistance, and has good adhesion to a substrate, and, when utilized as an optical member (lens) used, for example, in screens for projection televisions or the like, can satisfy various property requirements, and a cured product of the resin composition. The resin composition comprises: an epoxy (meth)acrylate oligomer having an average molecular weight of not more than 1500, a copolymer of a (meth)acrylic ester with styrene or ?-methylstyrene, a thermoplastic urethane elastomer, a (meth)acrylic ester monomer, and a photopolymerization initiator.Type: GrantFiled: February 20, 2003Date of Patent: July 11, 2006Assignee: Dai Nippon Printing Co. Ltd.Inventors: Yasuhiro Doi, Toshiyuki Tanimura, Nobuaki Nakao
-
Publication number: 20050225855Abstract: There are provided an optical element resin composition, an optical element, and a projection screen that, even upon the application of pressure to the surface of a lens in the optical element, do not cause collapse of the shape of the lens and, even when the shape of the lens has been collapsed, enable the collapsed shape to be immediately returned to the original shape, and can ensure good quality (that is, have high friction resistance). The optical element resin composition is a resin composition for constituting an optical element, which has a glass transition temperature of 5 to 36° C. and an equilibrium modulus of elasticity of 0.859×108 to 3.06×108 dyne/cm2.Type: ApplicationFiled: February 20, 2003Publication date: October 13, 2005Inventor: Yasuhiro Doi
-
Publication number: 20050180941Abstract: Provided is a conditioner composition, which comprises a tertiary amine represented by the following formula (1): wherein, R1 represents a linear or branched C6-24 alkyl or alkenyl group, R2 and R3 are the same or different and each represents a C1-6 alkyl group or a group -(AO)nH (in which A represents a C2-4 alkylene group, and n stands for a number of from 1 to 6 with the proviso that n pieces of A are the same or different and are arranged in any order); or a salt thereof. The conditioner composition can impart fiber or hair with good suppleness and smoothness during wetting and after drying and is particularly excellent in imparting hair or fiber with smoothness after drying.Type: ApplicationFiled: April 7, 2005Publication date: August 18, 2005Applicant: KAO CORPORATIONInventors: Yasuhiro Doi, Takeshi Kaharu, Hiroyuki Masuda, Yoshimasa Okamoto
-
Patent number: 6923954Abstract: Provided is a conditioner composition, which comprises a tertiary amine represented by the following formula (1): wherein, R1 represents a linear or branched C6-24 alkyl or alkenyl group, R2 and R3 are the same or different and each represents a C1-6 alkyl group or a group —(AO)nH (in which A represents a C2-4 alkylene group, and n stands for a number of from 1 to 6 with the proviso that n pieces of A are the same or different and are arranged in any order); or a salt thereof. The conditioner composition can impart fiber or hair with good suppleness and smoothness during wetting and after drying and is particularly excellent in imparting hair or fiber with smoothness after drying.Type: GrantFiled: August 5, 2002Date of Patent: August 2, 2005Assignee: Kao CorporationInventors: Yasuhiro Doi, Takeshi Kaharu, Hiroyuki Masuda, Yoshimasa Okamoto
-
Publication number: 20050148676Abstract: There are provided a resin composition, which has optical properties such as a high refractive index, has excellent restorability and scratch resistance, and has good adhesion to a substrate, and, when utilized as an optical member (lens) used, for example, in screens for projection televisions or the like, can satisfy various property requirements, and a cured product of the resin composition. The resin composition comprises: an oligomer component comprising urethane (meth)acrylate, produced by reacting a bisphenol A polyalkoxydiol, an organic diisocyanate and a hydroxyl-containing mono(meth)acrylate, and a bisphenol A epoxy (meth) acrylate; a monomer component comprising a phenoxy polyethylene glycol (meth)acrylate and a bisphenol A polyethoxydiol di(meth)acrylate; and a photopolymerization initiator. The resin composition has a refractive index of not less than 1.55 after resin curing.Type: ApplicationFiled: March 18, 2003Publication date: July 7, 2005Inventors: Yasuhiro Doi, Toshiyuki Tanimura, Nobuaki Nakao
-
Publication number: 20050143271Abstract: A sulfur-containing detergent composition for cleaning a semiconductor device having an aluminum wire, wherein the sulfur-containing detergent composition is capable of forming a protective film containing a sulfur atom on a surface of an aluminum film in a protective film-forming test; a semiconductor device comprising a protective film containing a sulfur atom on a surface of an aluminum wire, wherein sulfur atom is contained within a region of at least 5 nm in its thickness direction from the surface of the protective film; and method for manufacturing a semiconductor device, comprising the step of contacting an aluminum wire of the semiconductor device with the sulfur-containing detergent composition as defined above, thereby forming a sulfur-containing protective film on the surface of the aluminum wire. The semiconductor device can be suitably used in the manufacture of electronic parts such as LCD, memory and CPU.Type: ApplicationFiled: December 22, 2004Publication date: June 30, 2005Inventors: Atsushi Tamura, Yasuhiro Doi