283 patents
Page 5 of 15
Utility
Separation method, and production method for (meth)acrylate
24 Aug 21
An object of the present invention is to provide a separation method capable of efficiently separating a light liquid and a heavy liquid from a mixed liquid containing the light liquid, the heavy liquid, and an emulsion liquid of the light liquid and the heavy liquid, such as an emulsion-layer extraction liquid in a vicinity of an interface in an extraction column.
Yasushi Ogawa, Masakazu Katou, Yukihiro Hasegawa
Filed: 17 Mar 20
Utility
Porous support-zeolite membrane composite
17 Aug 21
A porous support-zeolite membrane composite comprising an inorganic porous support and a zeolite membrane provided on, wherein the zeolite membrane contains a zeolite having a microporous structure of 8-membered oxygen ring or less, and a molar ratio of SiO2/Al2O3 in the zeolite membrane surface is larger by at least 20 than a molar ratio of SiO2/Al2O3 in the zeolite membrane itself, or a water adsorption of the porous support-zeolite membrane composite at a relative pressure of 0.8, as determined from a water vapor adsorption isotherm of the porous support-zeolite membrane composite, is at least 82% of a water adsorption of the porous support-zeolite membrane composite under the same condition as above after one-week immersion of the porous support-zeolite membrane composite in an aqueous 90 mass % acetic acid solution at room temperature.
Miki Yamada, Takahiko Takewaki, Mikio Hayashi, Naoko Fujita, Hidekazu Miyagi
Filed: 25 Aug 14
Utility
Resin composition, and molding material and multilayer structure comprising same
17 Aug 21
The present invention provides a resin composition having a high level of processability, which is a resin composition including a saponified ethylene-vinyl ester-based copolymer (A), a layered inorganic compound (B), and a carbonic acid salt (C) (provided that the carbonic acid salt (C) excludes the layered inorganic compound (B)).
Nobuyuki Yamamoto, Akira Ono, Fumimasa Maki
Filed: 5 Sep 19
Utility
AEI type zeolite, method for producing same, and uses thereof
10 Aug 21
Provided is a method for producing an inexpensive, high-performance AEI type zeolite and an AEI type zeolite having a Si/Al ratio of 6.5 or less and an acidity of 1.2 mmol/g or more and 3.0 mmol/g or less, by using neither an expensive Y type zeolite as a raw material nor dangerous hydrofluoric acid.
Manabu Tanaka, Takahiko Takewaki, Takeshi Matsuo, Masahiro Hara
Filed: 12 Jun 19
Utility
Catalyst, acrylic acid production method, and catalyst production method
10 Aug 21
An object of the present invention is to provide a catalyst ensuring that in the case of causing gas-phase catalytic oxidation of an unsaturated aldehyde and an oxygen-containing gas with use of the catalyst to produce a corresponding unsaturated carboxylic acid, the pressure loss can be kept low and an unsaturated carboxylic acid can be produced with high selectivity.
Kazuharu Tazawa, Yoshimune Abe, Mitsunobu Ito
Filed: 24 Jan 19
Utility
Fiber-reinforced composite material molded article and method for manufacturing same
10 Aug 21
The purpose of the present invention is to obtain a fiber-reinforced composite material molded article having high adhesive strength in a boundary portion between an insert portion comprising a fiber-reinforced resin substrate and an integrally molded portion molded integrally with the insert portion.
Masao Tomioka, Takeshi Ishikawa, Akinobu Sasaki
Filed: 15 Apr 16
Utility
Acrylic polymer, plastisol, and textile ink
10 Aug 21
There are provided an acrylic polymer and plastisol using which a textile ink having excellent washing resistance and crocking resistance can be produced and a textile ink having excellent washing resistance and crocking resistance.
Eriko Satou, Toru Kondo, Saki Fujita, Yuuta Maenaka
Filed: 7 Jan 20
Utility
Aromatic polycarbonate resin, aromatic polycarbonate resin composition, and method for manufacturing aromatic polycarbonate resin molded body
10 Aug 21
The present invention provides an aromatic polycarbonate resin having high fluidity and thin-wall moldability as well as excellent transparency, impact strength, and bending resistance; a polycarbonate resin composition containing it; and a method for producing a molded article by injection molding thereof.
Toshiki Monden
Filed: 8 Jun 18
Utility
Phosphor and light-emitting equipment using phosphor
10 Aug 21
Phosphors include a CaAlSiN3 family crystal phase, wherein the CaAlSiN3 family crystal phase comprises at least one element selected from the group consisting of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, and Yb.
Naoto Hirosaki, Kyota Ueda, Hajime Yamamoto
Filed: 6 Aug 18
Utility
Negative electrode active material for nonaqueous secondary battery, and negative electrode and nonaqueous secondary battery using the same
27 Jul 21
The present invention is to provide a negative electrode active material for nonaqueous secondary batteries, which prevents increase in negative electrode resistance and improves initial charge/discharge efficiency and the effect of preventing gas generation and which is excellent in cycle characteristics.
Yuuya Arikawa, Teruyuki Okayasu, Rie Fujita, Aoi Sakai, Naomi Fujimori, Nobuhiko Ueno, Naoto Maru
Filed: 14 Aug 14
Utility
Porous membrane, membrane module, water treatment device, and method for manufacturing porous membrane
27 Jul 21
Shingo Hikita, Masashi Teramachi, Yuuki Fujii, Megumi Kubo, Ami Shinoda, Hiroki Fukuta, Seiichiro Mori
Filed: 12 Sep 19
Utility
Methacrylic resin, method for producing methacrylic resin, shaped article and automobile
27 Jul 21
A methacrylic resin excellent in moldability, solvent resistance, mechanical properties and heat resistance is provided.
Takao Marutani, Masahiko Morooka, Hiroshi Nakanishi, Yoshiaki Murayama
Filed: 1 Jul 16
Utility
Actinic-ray-curable coating material composition and layered product
27 Jul 21
Provided is a coating material composition which is capable of forming an undercoat layer for metallic vapor deposition, the layer being excellent in terms of adhesion to various bases and appearance.
Yoshimi Fuke, Masatoshi Yagi
Filed: 4 Sep 18
Utility
Separation membrane module and repairing method thereof
20 Jul 21
An object of the present invention is to provide a separation membrane module in which an end member is prevented from coming out even at the occurrence of a reverse pressure or the like.
Naoki Noguchi, Hirotsugi Tominaga, Fumiya Shimizu
Filed: 13 Aug 19
Utility
Porous support-zeolite membrane composite and process for producing porous support-zeolite membrane composite
20 Jul 21
The present invention relates to a process for producing a porous support-zeolite membrane composite, which comprises forming a CHA type zeolite membrane on a porous support by a hydrothermal synthesis in the presence of seed crystals, wherein an FAU type zeolite is used as the seed crystals.
Nobutake Tanabe, Takahiko Takewaki, Miki Yamada, Kouhei Takatani
Filed: 29 Jul 19
Utility
Cleaning agent composition for semiconductor device substrate, method of cleaning semiconductor device substrate, method of manufacturing semiconductor device substrate, and semiconductor device substrate
20 Jul 21
According to the present invention, there is provided a cleaning agent composition for a semiconductor device substrate including at least one of wiring and an electrode in which the wiring and the electrode contain cobalt or a cobalt alloy, the cleaning agent composition including a component (A): at least one compound selected from the group consisting of specific compounds; and a component (B): water.
Tomohiro Kusano, Ken Harada, Yasuhiro Kawase
Filed: 13 Sep 19
Utility
Porous membrane
15 Jun 21
A porous membrane comprising a membrane-forming polymer (A) and a polymer (B) containing a methyl methacrylate unit and a hydroxyl group-containing (meth)acrylate (b1) unit.
Shingo Hikita, Masashi Teramachi, Ami Shinoda, Naotaka Suenaga, Hiroki Fukuta
Filed: 27 May 16
Utility
Catalyst, acrylic acid production method, and catalyst production method
15 Jun 21
An object of the present invention is to provide a catalyst ensuring that in the case of causing gas-phase catalytic oxidation of an unsaturated aldehyde and an oxygen-containing gas with use of the catalyst to produce a corresponding unsaturated carboxylic acid, the pressure loss can be kept low and an unsaturated carboxylic acid can be produced with high selectivity.
Kazuharu Tazawa, Yoshimune Abe, Mitsunobu Ito
Filed: 24 Jan 19
Utility
Fiber-reinforced plastic and production method therefor
15 Jun 21
A production method for fiber-reinforced plastic, includes: a step in which a material (A) including a prepreg base material is obtained, said prepreg base material having cuts therein and having a thermoplastic resin impregnated in reinforcing fibers arranged in parallel in one direction; a step in which a pressurizing device is used that applies a substantially uniform pressure in a direction (X) orthogonal to the travel direction of the material (A) and the material (A) is caused to travel in the one direction and is pressurized while being heated to a prescribed temperature (T), an angle (θ) of −20° to 20° being formed between the orthogonal direction (X) and a fiber axial direction (Y) for the reinforcing fibers of the prepreg base material; and a step in which the material (A) pressurized by the pressurizing device is cooled and the fiber-reinforced plastic is obtained.
Masao Tomioka, Takeshi Ishikawa, Takayuki Kobayashi
Filed: 5 Sep 18
Utility
Water-soluble film and chemical agent package
15 Jun 21
A water-soluble film that shows a small change between a film hardness at the time of its normal state and a film hardness at high temperature at the time of its forming or immediately after the forming, that has satisfactory formability, and that is excellent in pinhole resistance and bag breakage resistance includes: a polyvinyl alcohol resin (A); and a plasticizer (B), wherein the plasticizer (B) contains a polyhydric alcohol (b1) having a melting point of 80° C. or more, a polyhydric alcohol (b2) having a melting point of 50° C. or less, and a polyhydric alcohol (b3) having a melting point of more than 50° C. and less than 80° C., and wherein a content ratio (X) of the polyhydric alcohol (b3) with respect to a total amount of the polyhydric alcohols (b1), (b2), and (b3) is 15 wt. % or less.
Takahiro Hiura
Filed: 28 May 19