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Zenji Hagiwara, Hideo Ohki, Shigetaka Hoshino, Saburo Nohara, Shunya Ida, Kenichi Tagawa: Particle-packed fiber article having antibacterial property. Kanebo, Kanto Chemical Co, Cushman Darby & Cushman, June 25, 1985: US04525410 (148 worldwide citation)

Specific zeolite particles retaining therein a metal ion having a bactericidal activity are packed and retained in a mixed fiber assembly composed of low-melting thermoplastic synthetic fibers and ordinary fibers. The zeolite particles are retained by welding of the low-temperature thermoplastic syn ...


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Zenji Hagiwara, Shigetaka Hoshino, Hiroo Ishino, Saburo Nohara, Kenichi Tagawa, Keio Yamanaka: Polymer article having an antibacterial property containing zeolite particles therein and the processes for producing same. Kanebo Kanto Chemical Co, Nixon & Vanderhye P C, October 4, 1988: US04775585 (113 worldwide citation)

A polymer article containing zeolite particles on which metal ion having a bactericidal property, e.g. Ag, Cu or Zn, is provided by an ion exchange reaction shows an excellent bactericidal effect and durability of the effect, but no deterioration of physical properties of the polymer.


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Yoichi Hirai, Tsunenori Fujii, Kaoru Koto, Kenji Suzuki, Masahiro Yoshida, Hisashi Okawa, Yoshiaki Okabe, Teruo Kitamura, Hisao Yokokura, Shintaroo Hattori, Akio Mukoh, Mikio Sato: Colorless liquid crystalline compounds. Hitachi, Kanto Chemical Co, Antonelli Terry & Wands, January 14, 1986: US04564694 (57 worldwide citation)

A colorless liquid crystalline compound having at least one 6-membered ring and non-cyclic end groups in the molecular skelton, said 6-membered containing two or more carbon atoms, at least one of which is directly bonded to a methylene group of a non-cyclic group having an alkoxy group at another e ...


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Masayuki Takashima, Yoshiko Kasama, Hiroaki Tomimori, Hidemitsu Aoki: Cleaning solution for semiconductor substrate. Kanto Chemical Co, NEC Electronics Corporation, Sughrue Mion PLLC, December 25, 2007: US07312186 (8 worldwide citation)

A cleaning solution for semiconductor substrates comprising a nonionic surface active agent of the formula (1) and/or the formula (2), a chelating agent and a chelating accelerator: CH3—(CH2)l—O—(CmH2mO)n—X   (1) wherein l, m and n independently represent a positive number, and X represents a hydrog ...


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Hatsuo Nakamura, Tiharu Kato, Toshio Yonezawa, Shigeo Koguchi, Kiyoto Mori, Masahiko Igarashi: Negative-working photoresist coating composition. Kanto Chemical Co, Tokyo Shibaura Denki Kabushiki Kaisha, Finnegan Henderson Farabow Garrett & Dunner, June 25, 1985: US04525523 (5 worldwide citation)

There is proposed a negative-working photoresist coating composition of an improved resolution, which comprises a cyclized polyisoprene having a weight-average molecular weight of 10,000 to 100,000 and a molecular weight distribution of not more than 1.9, an organic solvent of the cyclized polyisopr ...


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Iida Hazamaki, Miyashita Michiiki, Kunitoshi Nobuhiro, Kichita Keisachi, Tamura Hajime, Nishigori Kazuhiro, Komiya Mitsuo: Air-operated valve diagnosing method, air-operated valve diagnosing device and air-operated valve. CKD Corporation Kanto Chemical Co, Nichi So Engineering, Gao Peipei, Che Wen, June 16, 2010: CN200910206886

The present invention provides an air-operated valve diagnosing method, an air-operated valve diagnosing device and an air-operated valve. The air-operated valve diagnosing method for determining movement states of an air-operated valve (10) comprises a preparation process, the first process and a d ...


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Abe Yuyoshiko, Ishikawa Sukeo, Aoki Hidemasa: Semiconductor substrate cleaning composition. Kanto Chemical Co, chen jianquan, September 3, 2003: CN03103788

The patent provides a liquid composition which is thereby possible to effectively remove particles and metals on the surface of a hydrophobic substrate without corroding it. The washing liquid composition for a semiconductor substrate having a contact angle between the surface thereof and water drop ...


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Nishihara Haruo, Suzuki Yoshiaki: Pcb manufacturing method. Kanto Chemical Co, June 16, 1987: KR1019820001521

Printed wiring board is mfd. by (a) forming holes(3) as read. in a Cu-clad laminate; (b) pretreating for electroless plating, forming a catalytic layer (4) on hole walls and cu foil (2); (c) forming an etch resist (5) on lands and circuits; (d) etching to remove exposed Cu foil; (e) melting off the ...


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Honma Hideo Et Al: Process and apparatus for regenerating electroless plating bath. Kanto Chemical Co, September 2, 1987: KR1019820001949

A process for regenerating electroless plating (EP) bath comprises (i) continuously or intermittently discharging a portion(or whole) of EP soln. from electroless-Cu-plating bath contg. EDTA to separate/ eliminate the Cu ion, (ii) adjusting pH to below 4.0 to recover chelating agent(EDTA), (iii) pro ...


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