1
Kanji Nakagawa, Yoshio Asakura, Shigeru Yamamoto, Kohei Ninomiya, Masayuki Kinouchi: Method for dehydration and concentration of aqueous solution containing organic compound. UBE, Frishauf Holtz Goodman & Woodward, December 18, 1990: US04978430 (59 worldwide citation)

An improved method for dehydration and concentration of an aqueous solution containing an organic compound is disclosed. The solution is evaporated to produce a gaseous mixture comprising an organic compound vapor and a water vapor. The water vapor is selectively removed from the gaseous mixture by ...


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Hidetoshi Masutani, Yasunobu Okajima, Tadao Shinkai, Yoshio Asakura: Spacing member, membrane element, and submerged membrane separation device. Kubota Corporation, Kusner & Jaffe, February 5, 2013: US08366929 (7 worldwide citation)

A membrane element 36 includes filtration membranes 45 on the flat part of the membrane element 36. Spacing members 60 keep spacing S between the filtration membranes 45 between the membrane elements 36 when the membrane elements 36 are arranged with the filtration membranes 45 opposed to each other ...


3
Yoshio Asakura, Yasuyoshi Okabe: Vinyl-cis-polybutadiene rubber and butadiene rubber composition using the same. Ube, Panitch Schwarze Belisario & Nadel, April 20, 2010: US07700691 (3 worldwide citation)

A vinyl.cis-polybutadiene rubber is provided containing 1,2-polybutadiene and a polymer substance of a melting point lower than that of the 1,2-polybutadiene and with at least one unsaturated double bond per repeating unit, where the 1,2-polybutadiene and the polymer substance are dispersed at physi ...


4
Yoshio Asakura, Takashi Wada, Keiichi Akahori, Nobuhiro Tsujimoto, Michinori Suzuki: Impact-resistant polystyrene resin composition. UBE, Panitch Schwarze Jacobs & Nadel P C, November 9, 1999: US05981667 (2 worldwide citation)

Rubber-modified, impact-resistant polystyrene resin compositions having a well balanced combination of improved properties such as tensile strength and tensile elongation as well as reactivity with styrene monomers, impact resistance, low-temperature properties, and gloss, comprise dispersed particl ...


5
Yoshio Asakura, Yasuyoshi Okabe: Vinyl-cis-polybutadiene rubber and butadiene rubber composition using the same. Ube, Panitch Schwarze Belisario & Nadel, January 4, 2011: US07863385 (1 worldwide citation)

A vinyl•cis-polybutadiene rubber is provided containing 1,2-polybutadiene and a polymer substance of a melting point lower than that of the 1,2-polybutadiene and with at least one unsaturated double bond per repeating unit, where the 1,2-polybutadiene and the polymer substance are dispersed at physi ...


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Yoshio Asakura, Yasuyoshi Okabe: Rubber-modified high impact polystyrene resin composition. Ube, Young & Thompson, September 23, 2004: US20040186235-A1

A rubber-modified high impact polystyrene resin composition containing a rubbery polymer, wherein the rubbery polymer is modified polybutadiene which is obtained by modifying high-cis/high-vinyl polybutadiene in the presence of a transition metal catalyst and preferably has a cold flow rate of less ...


10
Yoshio Asakura, Yasuyoshi Okabe: Vinyl-Cis-Polybutadiene Rubber and Butadiene Rubber Composition Using the Same. Ube, Panitch Schwarze Belisario & Nadel, September 25, 2008: US20080233399-A1

A vinyl.cis-polybutadiene rubber is provided containing 1,2-polybutadiene and a polymer substance of a melting point lower than that of the 1,2-polybutadiene and with at least one unsaturated double bond per repeating unit, where the 1,2-polybutadiene and the polymer substance are dispersed at physi ...