Mitsuru Sakai
Mitsuru Sakai, Kisarazu-Shi JP
Patent application number | Description | Published |
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20120273975 | SHEET FOR PROTECTING SURFACE OF SEMICONDUCTOR WAFER, SEMICONDUCTOR DEVICE MANUFACTURING METHOD AND SEMICONDUCTOR WAFER PROTECTION METHOD USING SHEET - To provide a semiconductor wafer surface protection sheet having good adhesion to irregularities on a patterned surface of a semiconductor wafer and having good peelability after wafer grinding. Specifically, a semiconductor wafer surface protection sheet is provided that includes a base layer having a tensile elasticity at 25 C°, E(25), of 1 GPa or more; a resin layer A that satisfies the condition E | 11-01-2012 |
20120309170 | EXPANDABLE FILM, DICING FILM, AND METHOD OF PRODUCING SEMICONDUCTOR DEVICE - To provide an olefinic expandable substrate and a dicing film that exhibits less contamination characteristics, high expandability without necking, which cannot be achieved by conventional olefinic expandable substrates. In order to achieve the object, an expandable film comprises a 1-butene-α-olefin copolymer (A) having a tensile modulus at 23° C. of 100 to 500 MPa and a propylenic elastomer composition (B) comprising a propylene-α-olefin copolymer (b1) and having a tensile modulus at 23° C. of 10 to 50 MPa, wherein the amount of the component (B) is 30 to 70 weight parts relative to 100 weight parts in total of components (A) and (B). | 12-06-2012 |
20130155507 | PLASTIC POLARIZED LENS, METHOD FOR PRODUCING THE SAME, AND POLARIZED FILM - The plastic polarized lens ( | 06-20-2013 |
Mitsuru Sakai, Tokyo JP
Patent application number | Description | Published |
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20130122103 | ELECTROSTATICALLY BONDED VESICLE - The purpose of the present invention is to provide an electrostatically bonded vesicle which bears disulfide bonds or thiol groups. The present invention relates to a vesicle having a membrane which is formed from both a first polymer of (a) or (b) and a second polymer of (c) or (d) (with the proviso that a combination of (b) and (d) is excepted) and in which the cationic segment and anionic segment of the polymers are partially crosslinked. First polymer: (a) a block copolymer (I) having both an electrically non-charged hydrophilic segment and a cationic segment, (b) an amino acid polymer (I) having a cationic segment. Second polymer: (c) a block copolymer (II) having both an electrically non-charged hydrophilic segment and an anionic segment, (d) an amino acid polymer (II) having an anionic segment. | 05-16-2013 |
20150258219 | ELECTROSTATIC-BONDING-TYPE VESICLE INCLUDING METAL MICROPARTICLES - A vesicle comprising fine metal particles, which has a membrane formed from both a first polymer of (a) or (b) shown below and a second polymer of (c) or (d) shown below (with the proviso that a combination of (b) and (d) is excepted), wherein partial crosslinking occurs between a cationic segment and an anionic segment in the above polymers: | 09-17-2015 |
Mitsuru Sakai, Kitakyushu-Shi JP
Patent application number | Description | Published |
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20140001458 | NITROGEN-CONTAINING AROMATIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE | 01-02-2014 |
20140084279 | POLYMER FOR USE IN ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING SAME - Provided are a polymer for an organic electroluminescent element, which has improved luminous efficiency and is applicable to a wet process, and an organic electroluminescent element obtained therefrom. The polymer for an organic electroluminescent element has a repeating unit represented by [—(Z) | 03-27-2014 |
20150115240 | ORGANIC ELECTROLUMINESCENT ELEMENT - Provided is a practically useful organic electroluminescent device (organic EL device) having high efficiency and high driving stability while being capable of being driven at a low voltage. The organic electroluminescent device includes a light-emitting layer between an anode and a cathode opposite to each other. The light-emitting layer contains two host materials and at least one light-emitting dopant. One of the two host materials is a host material selected from an indolocarbazole compound having one indolocarbazole ring and an indolocarbazole compound having two indolocarbazole rings, and the other thereof is a host material selected from carbazole compounds. | 04-30-2015 |