Below you will find summary information about each business site and subsidiary company.
* Air and water quality conservation: “No problems” indicates no particular environmental impacts were detected during the period from April 2023 to March 2024 in measurements and assessments of air and water quality in the form of values exceeding the regulated threshold to be complied with (prefectural ordinances, regional agreements, our own standards, etc.). Data for certain business sites covers the period from January to December 2023.
Japan
Kobe Facility Office
Address | 1-1-5 Murotani, Nishi-ku, Kobe-shi, Hyogo |
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Number of employees | 54 |
Commencement of operations | 1991 |
Total site area | 16,530 m2 |
Principal R&D themes | Development of products related to biotechnology and quality of life, research and development of related new functions, composite materials and process technologies, as well as biotechnology- related product manufacturing. |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
Shizuoka Plant
Address | 2100 Takayanagi, Fujieda-shi, Shizuoka |
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Number of employees | 573 |
Commencement of operations | 1962 |
Total site area | 276,472 m2 |
Principal R&D themes | Epoxy resin copper-clad laminates, epoxy resin coating powder, phenolic resins, thermoset molding compounds, melamine resin decorative laminates, formalin, molded products, metallic molds, etc. |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Kanuma Plant
Address | 7-1 Satsuki-cho, Kanuma-shi, Tochigi |
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Number of employees | 303 |
Commencement of operations | 1970 |
Total site area | 75,878 m2 |
Principal R&D themes | Polycarbonate, polyvinyl chloride and other thermoplastic resin sheets, waterproofing components with waterproof steel plate |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Utsunomiya Plant
Address | 20-7, Kiyohara Kogyo Danchi, Utsunomiya-shi, Tochigi |
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Number of employees | 210 |
Commencement of operations | 1984 |
Total site area | 99,000 m2 |
Principal R&D themes | Paste for die bonding Liquid resins for encapsulation of semiconductors Positive photosensitive coating resins for semiconductor wafers Base material for semiconductor packages |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Amagasaki Plant
Address | 2-3-47, Higashi-Tsukaguchi-cho, Amagasaki-shi, Hyogo |
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Number of employees | 404 |
Commencement of operations | 1938 |
Total site area | 46,000 m2 |
Principal R&D themes | Multilayered films for food packaging, PTP materials for pharmaceuticals, tapes for mounting electronic components |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Subsidiary Companies in Japan
S.B. Sheet Waterproof Systems Co., Ltd. (Nara Plant)
Address | 1-2 Techno Park, Nara Kogyo Danchi, Sugawa-cho, Gojo-shi, Nara |
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Number of employees | 42 |
Commencement of operations | 1991 |
Total site area | 20,357 m2 |
Principal R&D themes | Waterproof sheets |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Kyushu Sumitomo Bakelite Co., Ltd.
Address | 40-1 Oaza-Kamizakai, Nogata-shi, Fukuoka |
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Number of employees | 223 |
Commencement of operations | 1972 |
Total site area | 50,000 m2 |
Principal R&D themes | Epoxy molding compounds for encapsulation of semiconductor devices, photosensitive coating resins for semiconductor wafers |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Yamaroku Kasei Industry Co., Ltd
Address | 19-10 Katayama-cho, Kashiwara-shi, Osaka |
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Number of employees | 46 |
Commencement of operations | 1948 |
Total site area | 7,385 m2 |
Principal R&D themes | Phenolic molding compounds melamine phenolic molding compounds |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
S.B. Techno Plastics Co., Ltd.
Head Office Plant

Address | 300-2, Motohara Kamikawa-cho, Kodama-gun, Saitama |
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Number of employees | 35 |
Commencement of operations | 1964 |
Total site area | 13,000 m2 |
Principal R&D themes | Plastic sheets, plastic chopping boards, molds made in polyethylene |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
Kitsuregawa Plant
Address | 560-1, Saotome, Sakura-shi, Tochigi |
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Number of employees | 11 |
Commencement of operations | 2002 |
Total site area | 3,638 m2 |
Principal R&D themes | Industrial helmets, injection molding products |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
Akita Sumitomo Bakelite Co., Ltd.
Address | 27-4, Aza Nakashima-shita, Souzen-machi, Tsuchizakiminato, Akita-shi, Akita |
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Number of employees | 211 |
Commencement of operations | 1970 |
Total site area | 255,568 m2 |
Principal R&D themes | Medical products and bio-equipment, phenolic resins, formalin and adhesives |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Hokkai Taiyo Plastic Co., Ltd.
Address | 2-763-7, Shinko-Chuo, Ishikari-shi, Hokkaido |
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Number of employees | 27 |
Commencement of operations | 1964 |
Total site area | 13,650 m2 |
Principal R&D themes | Polyethylene pipes, polyethylene films |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
SB-KAWASUMI LABORATORIES, INC. (Head Office and Tonomachi Medical Laboratory)
Address | 3-25-4 Tonomachi, Kawasaki-ku, Kawasaki-shi, Kanagawa, Japan |
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Number of employees | 112 |
Commencement of operations | 2021 |
Total site area | 3,971 m2 |
Principal R&D themes | Medical Devices • Endovascular treatment-related products • Gastrointestinal endoscopy-related products |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
SB-KAWASUMI LABORATORIES, INC. (Saiki Plant, Oita Business Site)
Address | 1077, Oaza Oda, Yayoi, Saiki-shi, Oita |
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Number of employees | 203 |
Commencement of operations | 1967 |
Total site area | 33,000 m2 |
Principal R&D themes | Pharmaceuticals and medical devices • Blood container bags • Gastrointestinal stents |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
SB-KAWASUMI LABORATORIES, INC. (Notsu Plant, Oita Business Site)
Address | 2115-2, Oaza Maegawachi, Notsumachi, Usuki-shi, Oita |
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Number of employees | 163 |
Commencement of operations | 2011 |
Total site area | 20,100 m2 |
Principal R&D themes | Medical devices and injection-molded products • Stent grafts • Component blood collection kits |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
SB-KAWASUMI LABORATORIES, INC. (Mie Plant, Oita Business Site)
Address | 7-1 Tamada, Miemachi, Bungo-Ono-shi, Oita |
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Number of employees | 124 |
Commencement of operations | 1983 |
Total site area | 53,000 m2 |
Principal R&D themes | Pharmaceuticals and medical devices • Physiological saline solution |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
SB PAX Co., Ltd.
Address | 2102 Hiratsuka, Ageo-shi, Saitama | ||
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Number of employees | 113 | ||
Number of employees | 1964 | ||
Total site area | 23,700 m2 | ||
Principal products | Laminated films and sheets ・ PTP packaging sheets ・ General-purpose films and sheets |
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Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No relevant facilities |
Overseas: China, Macau, and Taiwan
Sumitomo Bakelite (Suzhou) Co., Ltd.
Address | 140 Zhongxin Avenue West, Suzhou Industrial Park, Suzhou, Jiangsu, 215021, P.R. China |
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Number of employees | 282 |
Commencement of operations | 1997 |
Total site area | 30,000 m2 |
Principal R&D themes | Epoxy molding compounds for encapsulation of semiconductor devices, die attach pastes |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite (Shanghai) Co., Ltd.
Address | No. 88, Aidu Road, China (Shanghai) Pilot Free Trade Zone, Shanghai P.R. China |
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Number of employees | 138 |
Commencement of operations | 2000 |
Total site area | 8,698 m2 |
Principal R&D themes | Molded products for automotive applications (plastic mechanical and structural parts) |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite (Nantong) Co., Ltd.
Address | No. 81, Tongda Road, Port Industrial Park 3, Economic Technological Development Area, Nantong, Jiangsu, P.R. China |
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Number of employees | 256 |
Commencement of operations | 2009 |
Total site area | 100,000 m2 |
Principal R&D themes | Phenolic resins, phenolic molding compounds, liquid epoxy resins, coextruded multilayered films and sheets for food packaging, tapes for electronic components |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite (Dongguan) Co., Ltd.
Address | No. 2 Qiao Lin Road, Ling Tou Industrial District, Qiao Tou Town, Dongguan, Guangdong, P.R. China |
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Number of employees | 365 |
Commencement of operations | 1994 |
Total site area | 32,930 m2 |
Principal R&D themes | Medical products |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite Macau Co., Ltd.
Address | Zona Ind. do Aterro Sanitario de Seac Pai Van Lote A, junto a Estrada de Seac, Pai Van, Coloane, Macau |
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Number of employees | 152 |
Commencement of operations | 2003 |
Total site area | 27,513 m2 |
Principal R&D themes | Epoxy resin copper-clad laminates |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> pH of the sewage slightly fell below the standard value due to the impact of air- conditioner condensates but we expect this to be solved by promoting measures to recover the condensates. |
Sumitomo Bakelite (Taiwan) Co., Ltd.
Address | No. 1, Hwa Syi Road, Ta Fa Industries District, Ta Liao 831, Kaohsiung, Taiwan, R.O.C |
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Number of employees | 138 |
Commencement of operations | 1998 |
Total site area | 22,334 m2 |
Principal R&D themes | Epoxy molding compounds for encapsulation of semiconductor devices |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
Vaupell China (Dongguan) Co., Ltd.
Address | No. 2 Qiao Lin Road, Ling Tou Industrial District, Qiao Tou Town, Dongguan, Guangdong, P.R. China |
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Number of employees | 159 |
Commencement of operations | 2007 |
Total site area | Located at Sumitomo Bakelite (Dongguan) Co., Ltd. |
Principal R&D themes | Aircraft components |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Overseas: Southeast Asia
SNC Industrial Laminates Sdn. Bhd.
Address | PLO 38, Jalan Keluli Satu, Pasir Gudang, Industrial Estate, 81700 Pasir Gudang, Johor, Malaysia |
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Number of employees | 81 |
Commencement of operations | 1992 |
Total site area | 60,000 m2 |
Principal R&D themes | Phenolic resin copper-clad laminates, phenolic resin laminates, aluminum-based copper-clad laminates |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite Singapore Pte. Ltd.
Address | 1 Senoko South Road, Singapore 758069, Singapore |
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Number of employees | 214 |
Commencement of operations | 1989 |
Total site area | 22,276 m2 |
Principal R&D themes | Epoxy molding compounds for encapsulation of semiconductors, paste for die bonding, liquid resins for encapsulation of semiconductors |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
SumiDurez Singapore Pte. Ltd.
Address | 9 Tanjong Penjuru Crescent Singapore 608972, Singapore |
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Number of employees | 51 |
Commencement of operations | 1989 |
Total site area | 18,000 m2 |
Principal R&D themes | Phenolic molding compounds |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
P.T. Indopherin Jaya
Address | JL. Brantas No.1, Probolinggo, East Java, Indonesia |
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Number of employees | 120 |
Commencement of operations | 1996 |
Total site area | 18,000 m2 |
Principal R&D themes | Phenolic resins |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No relevant facilities |
P.T. SBP Indonesia
Address | Kawasan Industri MM2100, JL. Irian Blok NN-1-1, Kec, Cikarang Barat, Bekasi, 17520, Indonesia |
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Number of employees | 74 |
Commencement of operations | 1996 |
Total site area | 30,000 m2 |
Principal R&D themes | Polycarbonate extruded resin sheets (for signage and construction applications) |
Air and water quality conservation | <Air> No relevant facilities <Water> No problems, all categories within regulatory limit values |
Nava Nakorn Plant, Kawasumi Laboratories (Thailand) Co., Ltd.
Address | Nava Nakorn lndustrial Promotion Zone 55/26 MU 13, Phahon Yothin Road, KM-46, Tambon Khlong Nueng, Amphoe Khlong Luang, Changwat Pathum Thani 12120, Thailand |
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Number of employees | 620 |
Commencement of operations | 1978 |
Total site area | 31,804 m2 |
Principal R&D themes | Blood Circuit for Dialysis Apheresis Kit Infusion Set |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Korat Plant, Kawasumi Laboratories (Thailand) Co., Ltd.
Address | 48 MU 8, Ratchasima-Chok Chai Road, Tambon Tha Ang, Amphoe Chok Chai, Changwat Nakhon Ratchasima 30190, Thailand |
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Number of employees | 1,135 |
Commencement of operations | 1999 |
Total site area | 290,770 m2 |
Principal R&D themes | Blood container bags, AVF needles, blood collection kits with wings, and CTA membrane dialyzer, secondary membrane filter |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Overseas: North America
Sumitomo Bakelite North America, Inc. (Manchester Plant)
Address | 24 Mill Street, Manchester, Connecticut 06042, USA |
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Number of employees | 61 |
Commencement of operations | 1920 |
Total site area | 14,000 m2 |
Principal R&D themes | Thermoset composites |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Durez Corporation (Kenton Plant)
Address | 13717 U.S. Route 68 South Kenton, Ohio 43326, USA |
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Number of employees | 59 |
Commencement of operations | 1955 |
Total site area | 263,100 m2 |
Principal R&D themes | Phenolic resins |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> Some of the items temporarily exceeded the standard value due to equipment failure but we immediately conducted repairs as well as secured necessary spare parts. In addition, we observed an increase in E. coli due to rainwater entering but we conducted disinfections and other necessary measures. |
Durez Corporation (Niagara Falls Plant)
Address | 5000 Packard Road, Niagara Falls, NY 14304, USA |
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Number of employees | 59 |
Commencement of operations | 1930 |
Total site area | 18,960 m2 |
Principal R&D themes | Phenolic resins |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> The total amount of suspended solids exceeded the standard for public sewage treatment facilities but we identified that this was due to an error during sampling. We are training the operators as a countermeasure. |
Durez Canada Co., Ltd.
Address | 100 Dunlop Street, Fort Erie, Ontario L2A 4H9, Canada |
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Number of employees | 64 |
Commencement of operations | 1970 |
Total site area | 93,000 m2 |
Principal R&D themes | Phenolic resin molding compounds and phenolic resins |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> A continual issue of being unable to meet the standards for formaldehyde that exceed state standards for storm drains. We are in ongoing discussions with government environmental authorities regarding countermeasures. |
Promerus LLC
Address | 225 W. Bartges St., Akron, OH 44307, USA |
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Number of employees | 31 |
Commencement of operations | 2001 |
Total site area | 3,548 m2 |
Principal R&D Products | Functional polynorbornenes |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Vaupell Industrial Plastics, Inc.
Address | 11323 Commando Rd West, Everett, Washington, 98204, USA |
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Number of employees | 140 |
Commencement of operations | 1947 |
Total site area | 10,219 m2 |
Principal R&D themes | Aircraft components |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Vaupell Molding & Tooling, Inc. (Agawan, Massachusetts Plant)
Address | 101 HP Almgren Dr. Agawam, Massachusetts 01001, USA |
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Number of employees | 66 |
Commencement of operations | 2005 |
Total site area | 9,290 m2 |
Principal R&D themes | Medical device parts Aerospace and defense components |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Vaupell Molding & Tooling, Inc. (Constantine, Michigan Plant)
Address | 485 Florence Road Constantine, Michigan 49042, USA |
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Number of employees | 138 |
Commencement of operations | 1969 |
Total site area | 7,525 m2 |
Principal R&D themes | Medical device parts |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Vaupell Molding & Tooling, Inc. (Hudson, New Hampshire Plant)
Address | 20 Executive Drive Hudson, New Hampshire 03051-4917, USA |
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Number of employees | - |
Commencement of operations | 1995 |
Total site area | 3,500 m2 |
Principal R&D themes | Medical device parts Aerospace and defense components Precision machining |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Russell Plastics Technology Company, Inc.
Address | 521 W. Hoffman Ave Lindenhurst, New York 11757, USA |
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Number of employees | 73 |
Commencement of operations | 1951 |
Total site area | 5,575 m2 |
Principal R&D themes | Aircraft components |
Air and water quality conservation | <Air> No relevant facilities <Water> No relevant facilities |
Overseas: Europe
Sumitomo Bakelite Europe NV
Address | Henry Fordlaan 80, B-3600 Genk, Belgium |
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Number of employees | 126 |
Commencement of operations | 1967 |
Total site area | 110,000 m2 |
Principal R&D themes | Phenolic resins, polyester resins |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No problems, all categories within regulatory limit values |
Sumitomo Bakelite Europe (Barcelona), S.L.U.
Address | Gran Vial, 4 Montornes del Valles (Barcelona) 08170, Spain |
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Number of employees | 84 |
Commencement of operations | 1949 |
Total site area | 19,856 m2 |
Principal R&D themes | Phenolic resins, friction particles, adhesives |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> As we observed phenolated water overflowing from a scrubber due to an issue in the water route, we are taking measures by modifying the route of the discharge side and revising the pipe diameter. In addition, we observed the manufacturing discharge water exceeding the standard value due to large ammonium content but made repairs by utilizing the bio plant. |
Sumitomo Bakelite Europe (Ghent) NV
Address | Wiedauwkaai 6, B-9000 Gent, Belgium |
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Number of employees | 157 |
Commencement of operations | 1992 |
Total site area | 22,683 m2 |
Principal R&D themes | Thermoset molding compounds |
Air and water quality conservation | <Air> No problems, all categories within regulatory limit values <Water> No relevant facilities |