Materials

JSR S-SBR Sales Increase 30%

JSR Corp. increased solution styrene butadiene rubber (S-SBR) sales volume by 30 percent in the first half of the year through March. In addition to launching full-scale operations at its new S-SBR plant in Thailand, the company’s expansion into the large-scale middle range market contributed to the first-half increase, said Hayato Hirano, senior officer and director. JSR easily exceeded global market...

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Kumho Polychem Returns to Profitability

Kumho Polychem, a JSR Corp. group company producing ethylene propylene rubber (EPDM) in Korea, returned to profitability for the first half of the year. In addition to boosting sales volume, the company benefited from lower prices for the raw materials ethylene and propylene. In September, Kumho Polychem added 60,000 tons of annual production capacity, bringing its total to 210,000 tons. Although this additional capacity...

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Mitsui Chemicals Opens Functional Compound Base in China

Mitsui Chemicals Inc. recently celebrated the opening of Mitsui Chemicals (Shanghai) Functional Composites Co. Ltd. (MFS), a company dealing in the production and sale of functional compounds in Shanghai’s Jinshan District. MFS aims to tap into demand in China’s growing automobile and packaging markets. In March, the factory started production and sales of Milastomer, a thermoplastic elastomer used in automotive window...

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Low Rise Buildings Japan

Bridgestone Develops Seismic Isolation Rubber for Low-Rise Buildings

Bridgestone Corp. has announced the recent development of the X3R Series, its seismic isolation rubber for low-rise buildings. The company has already developed a super-large seismic isolation rubber for ultra-high-rise buildings, and sells a full assortment of types, including seismic isolation rubber for low-rise, mid-rise, high-rise, and ultra-high rise. In earthquake-prone Japan, the company’s products help mitigate earthquake damage. The...

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JRW Surveys Outlook for Eastern Japan’s Rubber Industry

Japan Rubber Weekly (JRW) recently conducted a questionnaire survey of manufacturers and dealers on the industry’s current state and outlook. The survey focused on Japan’s Kanto and Koshin’etsu regions. Sixty-three companies responded. When asked about the current status, 71.4 percent of respondents answered “normal,” 3.1 percent said “strong,” and 25.4 percent said “sluggish.” The reasons offered for the “strong” answers...

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Bridgestone Creates Tire Using Guayule Rubber

Bridgestone Corp. has completed a tire that utilizes natural rubber derived from guayule rubber. The completed tire is one in which over 99 percent of the para-rubber-tree-derived natural rubber, which is conventionally used for side-walls and treads, has been replaced with guayule-derived natural rubber. Although Bridgestone admits that “there are factors that require further study such as wear resistance, steering...

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