Wood cement board and a manufacturing method thereof

Details Wood cement board and a manufacturing method thereof Wood cement board and a manufacturing method thereof

1997-07-25

1999-08-31

Davis, Jenna

Plastic and nonmetallic article shaping or treating: processes

Recycling of reclaimed or purified process material

Of excess solid particulate

264240, 264319, 2643282, B27N 308

Patent

active

059450444

ABSTRACT:
A wood cement board substantially consisting of reinforcing wood material and a cement wherein said reinforcing wood material is treated by a method comprising attaching an aqueous solution of a mineral acid and adding and mixing an alkaline metal silicate in said reinforcing wood material to prevent the inhibition of hardening of cement by sugar contained said reinforcing wood material is provided in the present invention. According to the present invention, a wood cement board having a high strength is constantly manufactured by using reinforcing wood material made from wood having a big amount of sugar as an inhibiter of hardening of cement such that reinforcing wood material regenerated from wood scrap can be used in wood cement board without any problem.

REFERENCES:
patent: 4406703 (1983-09-01), Guthrie et al.
patent: 5232779 (1993-08-01), Spehner
The English translation document of JP55-37468, Mar. 1980.

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