Patent #: 7,101,614
Inventor(s): Octavian Anton and Xiao Wu
Company: Promat International N.V.
Patented is a fire-protection material for a construction made of concrete and prestressed concrete in the form of prefabricated plates or sprayed-on and cured coatings. The coatings are prepared from a hydraulically curing composition containing aluminous cement. The cured material contains less than 5% by weight of ettringite. The composition contains from 50 to 200 weight parts of aluminous cement and from 10 to 250 weight parts of xonotlite in the uncured state, the xonotlite being in the form of felted globules.
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