Fiber-reinforced concrete and reinforcing material for concrete

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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52659, 106 99, 428399, 428400, E04C 500

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045658404

ABSTRACT:
A fiber-reinforced concrete comprising two kinds of short fibers, one being a short fiber having a Young's modulus higher than that of concrete, the other being a short fiber which has a Young's modulus lower than that of concrete and showing good adhesiveness to concrete. The both fibers are mixed in a predetermined ratio and dispersed in a concrete matrix. A reinforcing material for concrete is also disclosed which material consisting of such fibers as mentioned above.

REFERENCES:
patent: 3834916 (1974-09-01), Kesler
patent: 3953953 (1976-05-01), Marsden
patent: 4062913 (1977-12-01), Miller
patent: 4240840 (1980-12-01), Downing
patent: 4297414 (1981-10-01), Matsumoto

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