POACEAE FIBRES AND BUILDING PRODUCTS

Chemically modified unpyrolyzed Poaceae fibres having a length of less than 200mmn advantageously comprised between 2 and 100mm， such as between 2 and 10mm， said fibres having a water content of less than 40% by weight， and being treated with a treating aqueous dispersion comprising less than 1% by weight of surface treating mixture comprising at least a silanol terminated polydimethylsiloxane， as well as an amino coupling agent. Chemically modified unpyrolyzed Poaceae fibres having a length of less than 200mmn advantageously comprised between 2 and 100mm， such as between 2 and 10mm， said fibres having a water content of less than 40% by weight， and being treated with a treating aqueous dispersion comprising less than 1% by weight of surface treating mixture comprising at least a silanol terminated polydimethylsiloxane， as well as an amino coupling agent.