Process for the manufacture of composite materials
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United States of America Patent
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-
Jul 21, 1981
Grant Date -
N/A
app pub date -
Nov 26, 1979
filing date -
Dec 9, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a process for the manufacture of composite material comprising a matrix of set inorganic binder (e.g. Portland cement) and reinforcing fibre (e.g. carbon fibre), by de-watering a slurry containing water-settable inorganic binder, reinforcing fibre and web-forming fibre (e.g. cellulose fibre), and subsequently setting the binder, a ball clay is included in the slurry that is de-watered, in order to reduce shrinkage of the composite material during setting of the binder.
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