98 patents
Utility
Method for producing secondary alcohol alkoxylate
21 Nov 23
The present invention is to provide a means that can reduce coloring of secondary alcohol alkoxylate.
Tomoki Miyatake, Akimasa Watanabe, Shunsuke Iwakura
Filed: 27 Jan 22
Utility
Method for producing water-absorbing agent
7 Nov 23
Ryota Wakabayashi, Mai Sato, Motohiro Imura, Tokio Shuto, Yoshihiro Shobo
Filed: 20 Jun 17
Utility
N-vinyl lactam-based crosslinked polymer, cosmetic, absorbent agent for ink, and absorbent composite
17 Oct 23
The invention aims to provide a crosslinked polymer having an excellent liquid absorption capacity and sufficient gel-pulverizability.
Yui Ikemoto, Kazuhiro Okamura
Filed: 7 Jul 17
Utility
Method for producing water-absorbent resin powder, and drying device and drying method for particulate hydrous gel
26 Sep 23
The production method includes a drying step of drying a particulate crosslinked hydrogel polymer obtained by polymerizing a monomer, which is a material of a water-absorbent resin, using a heating device to obtain dried particles.
Hiroyasu Watabe, Mai Sato, Ryota Wakabayashi, Yoshihiro Shobo, Shin-ya Katsube, Motohiro Imura, Koji Honda, Shin-ichi Fujino, Kunihiko Ishizaki, Tokio Shuto
Filed: 16 Nov 17
Utility
Laminated resin film
15 Aug 23
The objective of the present invention is to, in a resin film containing an anti-blocking agent (organic polymer particles), achieve both a reduction in friction of the film and suppression of dropping-off of particles from the film surface.
Hiroko Okochi, Tomonari Takata, Yasutaka Nakatani
Filed: 9 Aug 17
Utility
Method of producing a 2-((meth)allyloxymethyl)acrylic acid derivative, and 2-((meth)allyloxymethyl)acrylic acid alkali metal salt powder
30 May 23
Provided is a method of producing various 2-((meth)allyloxymethyl)acrylic acid derivatives in high yields with no need to load a raw material in a large excess for improving a reaction conversion ratio, and without use of a catalyst having high toxicity or a strong acid catalyst.
Minoru Urata, Kazuhiko Nakamura, Jun Moteki
Filed: 31 Jul 20
Utility
Method for producing vinyl-ether-group-containing (meth)acrylic acid ester polymer, vinyl-ether-group-containing (meth)acrylic acid ester polymer, and polymer composition
9 May 23
Munehiro Hasegawa
Filed: 7 Jun 19
Utility
Draw solute and water treatment equipment
2 May 23
A draw solute for forward osmosis membrane process, comprising an addition polymer obtained by addition polymerization of an alkylene oxide having 2 to 10 carbon atoms to an amine compound.
Koji Koyama, Yuki Miyoshi, Hideto Matsuyama, Asuka Inada
Filed: 28 Aug 19
Utility
Measurement method for properties of particulate absorbent agent, and particulate absorbent agent
25 Apr 23
Provided are a water-absorbing resin having more excellent balance of fluid retention capacity, liquid permeability, and low dustiness and a novel measurement method which enables evaluation of excellent physical properties of the water-absorbing resin.
Kazushi Torii, Yuika Noda, Daisuke Takagi
Filed: 12 Oct 18
Utility
Method for manufacturing electrolyte solution material
25 Apr 23
Yasunori Okumura, Shimpei Sato, Masayuki Okajima, Takayuki Kobatake, Hiromoto Katsuyama
Filed: 5 Oct 15
Utility
Thermoelectric material, thermoelectric device, powder for thermoelectric material, and method for producing thermoelectric material
18 Apr 23
A thermoelectric material of the present invention includes copper, tin, and sulfur, wherein a ratio A/B of the number A of copper atoms to the number B of tin atoms is 0.5 to 2.5 and a content of a metal element other than copper and tin is 5 mol % or less with respect to total metal elements.
Takeo Akatsuka, Hironobu Ono, Shinya Maenosono, Mikio Koyano
Filed: 28 Apr 17
Utility
Method for producing diol
4 Apr 23
Akimasa Watanabe, Akiko Yamauchi
Filed: 16 Nov 21
Utility
Method of producing ethylene oxide and ethylene glycol
4 Apr 23
Shota Sato, Hideto Suzuki, Daisuke Higashioka
Filed: 9 Aug 19
Utility
Diaphragm for alkaline water electrolysis, method for producing same, and method for producing inorganic-organic composite membrane
28 Mar 23
The invention provides a diaphragm for alkaline water electrolysis with reduced dissolution of an inorganic component in an alkali solution at low cost.
Shinya Nakayama, Kazuki Furusho
Filed: 4 Jul 18
Utility
Absorption agent and absorbent article
21 Mar 23
Provided is a water-absorbing agent that causes no or little fluctuation of feed rate when fed with use of a feeder.
Hiroki Kawada, Taku Iwamura, Koji Tachi, Makiko Masuda, Yasuhisa Nakashima, Kazushi Torii, Yukihiro Kasano
Filed: 14 Nov 18
Utility
Water-absorbing agent and method for producing same, and absorbent article produced using water-absorbing agent
14 Mar 23
Provided is a water-absorbing agent having an excellent ability to absorb and retain liquid and an excellent liquid suction power.
Kazuki Kimura, Nobuya Tanaka, Yuki Tanaka, Daisuke Takeda
Filed: 28 Mar 17
Utility
Electrolyte sheet for solid oxide fuel cell, unit cell for solid oxide fuel cell and solid oxide fuel cell equipped with same, method for testing electrolyte sheet for solid oxide fuel cell, and method for manufacturing electrolyte sheet for solid oxide fuel cell
24 Jan 23
In an electrolyte sheet for a solid oxide fuel cell according to the present invention, the number of flaws on at least one of surfaces of the sheet detected by a fluorescent penetrant inspection is 30 points or less in each of sections obtained by dividing the sheet into the sections each measuring 30 mm or less on a side.
Kazuo Hata
Filed: 29 Mar 12
Utility
Poly (meth) acrylic acid (salt)-based particulate water-absorbing agent and production method therefor
27 Dec 22
Tsuyoshi Yorino, Daisuke Takeda, Yoshitaka Ikeuchi, Shigeru Sakamoto, Yoshihiro Shobo, Yoshifumi Adachi, Ryota Wakabayashi, Daisuke Takagi, Sachie Kitabata
Filed: 20 Jun 16
Utility
Method for manufacturing electrolyte solution material
27 Dec 22
Yasunori Okumura, Shimpei Sato, Masayuki Okajima, Takayuki Kobatake, Hiromoto Katsuyama
Filed: 19 Oct 20
Utility
Method for producing silicon nitride film
8 Nov 22
A method for preparing a silicon nitride film with a high deposition rate and a reduced damage to the substrate and/or the underlying layer formed under the silicon nitride film.
Akinobu Teramoto, Yoshinobu Shiba, Takashi Abe, Akira Nishimura
Filed: 3 Mar 20