2014 October
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Trecora Resources (NYSE: TREC), a Texas based specialty chemical manufacturer acquired SSI-Chusei Inc.
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2010 July
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Chusei Oil sold a significant equity stake in Chusei (U.S.A.) to Schumann Steier Holding. The company formed SSI Chusei.
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2010 March
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Chusei Oil Ltd (Japan) consolidated all ownership and acquired outstanding interest in Chusei (U.S.A.) and CWP.
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2009 April
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Chusei (U.S.A.) sold the Phyto-Source L.P. plant assets to COGNIS Corporation.
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| 1999 |
Formed joint venture called Chusei Waxtech Polymers, LLC (CWP). Using the Chusei manufacturing facility, CWP became one of the largest bi-product polyethylene wax producers in the United States.
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| 1996 |
Chusei became involved with phytosterols production. For the next 4 years, the Company devoted considerable resources to the development and commercialization of tall oil derived sterols. This development led to the establishment of Phyto-Source, L.P., for the manufacturing and marketing of wood based sterols.
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| 1991 June |
A 20 acre plant site was selected and construction began at the site in October of that year. Chusei (U.S.A.) major business lines were divided into two areas. Polyethylene waxes and toll manufacturing. The construction phase was completed in November 1992, toll processing quickly becoming a major focus of the Company, supported by incremental expansions of the Bayport site in order to serve growing customer needs. |
| 1989 |
Chusei (U.S.A.) Inc. was established as a Texas corporation, initially as a wholly owned subsidiary of Chusei Oil Company, Ltd., a privately held company with headquarters in Okayama, Japan.
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