Bridgestone Corporation

Ciba Specialty Chemicals Corporation

Hideyuki Kaneda

Teppei Mori

Satoru Nagata

Masafumi Daifuku

Kei Tsuchiya

Yoshitaka Miyamae

Kanae Fujikake

A tire state management system () is provided with an image data acquisition unit () for acquiring 1st image data acquired by imaging the outer surface at a first timing and second image data acquired by imaging the outer surface at a second timing later than the first timing, a damage portion acquisition unit () for acquiring a damage included in the 1st image data and a damage included in the 2nd image data, a vehicle operation information acquisition unit () for acquiring operation information of a vehicle on which a tire is mounted, and a maintenance prediction unit () for estimating a progress speed based on the damage included in the 1st image data and the progress speed included in the 2nd image data and predicting a maintenance timing for the tire based on the progress speed and the operation information.

Tire state management system and tire state management program

A bleach composition containing (a) a peroxide generating hydrogen peroxide by being dissolved in water, (b) a water-insoluble or poorly water-soluble textile powder selected from powder cellulose, silk powder, wool powder, nylon powder, and polyurethane powder, and (c) (c-1) a bleaching activating catalyst and/or (c-2) a bleaching activator. A bleaching detergent composition containing (a) a peroxide generating hydrogen peroxide by being dissolved in water, (b) a water-insoluble or poorly water-soluble textile powder selected from powder cellulose, silk powder, wool powder, nylon powder, and polyurethane powder, and (c) (c-1) a bleaching activating catalyst or (c-1) a bleaching activating catalyst and (c-2) a bleaching activator, and (d) a surfactant.

Bleach composition and bleaching detergent composition

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Tokyo, Japan

Hideyuki Kaneda