Innovation

Sumitomo Rubber Works With German Research Institute to Clarify Processes Behind Natural Rubber Failure

Sumitomo Rubber Industries Ltd. (TYO:5110) has managed a world-first success in shedding light on the crystallization process that occurs at the tips of cracks in natural rubber – crystallization referring here to rubber molecules becoming aligned in the direction of elongation when the rubber is stretched. The company’s research on this was carried out in conjunction with the Leibniz Institute...

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Sumitomo Rubber Utilizes Tire Technologies to Codevelop Highly Soundproof Flooring

Sumitomo Rubber Industries Ltd. (TYO:5110) recently announced that it has worked with Sumitomo Forestry Co. Ltd. (TYO:1911) and flexible concrete mat manufacturer Maxstone KK to develop highly soundproof flooring for rental housing. The new product will be adopted starting from the Forest Maison line of rental housing provided by Sumitomo Forestry. The highly soundproof flooring incorporates anti-vibration rubber based on...

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Bando Chemical Receives Energy Conservation Award for Flat Belt System

Bando Chemical Industries Ltd. (TYO:5195) recently received a chairman’s award from the Energy Conservation Center, Japan (ECCJ), as part of the 2018 Energy Conservation Grand Prize awards. The company won this off the back of its Hyper Flat Drive (HFD) System, a flat belt drive system that was rated strongly for enabling a high level of energy conservation. This marks...

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Kraton Develops Unvulcanized TPE With High Levels of Softness, Strength

Kraton Corp. recently developed a new type of thermoplastic elastomer (TPE) latex under the name Cariflex IR2GL1. Taking the form of a new styrene block copolymer TPE latex, the product is aimed toward use in the likes of surgical gloves. Cariflex IR2GL1 foregoes the conventional need for vulcanization while exhibiting strength, softness and flexibility. In addition, it is free from...

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Kyokuto Sangyo, Hazama Ando Develop Paint Able to Suppress Radioactivation Using Low-Energy Neutrons

Kyokuto Sangyo Co. Ltd., a major producer of rubber and resin linings, has worked with semi-major general contractor Hazama Ando Corp. (TYO:1719) to develop a paint that uses low-energy neutrons to suppress radioactivation. The new paint utilizes a hydrogen component that it contains to slow down neutrons, then sees these neutrons absorbed by a boron compound to suppress radioactivation. Tests...

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Bridgestone Develops New and Improved Series of Seismic Isolation Bearings

Bridgestone Corp. (TYO:5108) is set to launch its ST series of low-friction elastic sliding bearings, which help to reduce the effects of earthquakes by slowing the shaking of buildings. The series is fit for use in a wide variety of applications, ranging from low-rise buildings to skyscrapers. Elastic sliding bearings are primarily composed of a multilayered rubber component and a...

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