seismic isolation rubber

Bridgestone Develops Earthquake Response Analysis Model for High-Damping Rubber Bearings

Bridgestone Corp. (TYO:5108) recently announced that it has developed an earthquake response analysis model for its high-damping bearings, which form part of the company’s lineup of seismic isolation rubber products. These efforts were made in conjunction with Kazuhiko Kasai, an adjunct professor at the Tokyo Institute of Technology, and Masaru Kikuchi, a professor from Hokkaido University. The newly developed analysis...

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Bridgestone to Raise Seismic Isolation Rubber Prices by 10%

Bridgestone Corp. (TYO:5108) will increase the price of seismic isolation rubber shipped to Japanese manufacturers by 10 percent on July 1. The company attributes the price hike to the increasing cost of natural rubber required to make seismic isolation rubber, as well as to higher prices for petrochemical ingredients used in synthetic rubber and iron ore that serves as a...

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Bridgestone CEO Tsuya Reflects on 2016

Sitting down for an interview recently, Brigestone Corp. (TYO:5108) CEO Masaaki Tsuya reflected on what 2016 held for the Japanese tire manufacturer – and touched also on what the near future might have in store. Tsuya said that, in terms of innovation, last year saw Brigestone promoting the development of new materials such as tough polymer composites. It is part,...

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Bridgestone Substantiates Durability of Its Seismic Isolation Rubber

Bridgestone Corp. (TYO:5108) has been conducting performance verification testing of its seismic isolation rubber bearings together with Takenaka Corp. at one of the general contractor’s buildings. The isolators demonstrated long-term durability after being in place for approximately 30 consecutive years. Manufactured in 1986 from laminated natural rubber, the bearings have been in use at a Takenaka staff dormitory, located in...

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Museum With Seismic Retrofitting by Bridgestone Named World Cultural Heritage Site

The National Museum of Western Art (NMWA), Tokyo, has been named a UNESCO World Cultural Heritage Site at a session of the World Heritage Committee on July 17, 2016, in Istanbul, Turkey. The building uses seismic isolation rubber bearings supplied by Bridgestone Corp. (TYO:5108). Bridgestone’s seismic isolation bearings consist of thin rubber layers and steel plates alternately laminated together. In...

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Seismic Isolation Rubber Use Spreads in Japan, Adoption Rates Differ by Region

When the Great East Japan Earthquake occurred in 2011, its hypocenter some 70 kilometers off the coast of Sendai City, Miyagi Prefecture, buildings were left devastated. However, this was primarily the result not of the 9.0 magnitude earthquake itself, which many buildings were able to withstand, but of the subsequent tsunami. As a method of addressing seismic activity, the use...

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