TY - JOUR AU - Schirp, Arne AU - Barrio, Aitor PY - 2018 DO - 10.1002/app.46654 SN - 0021-8995 AB - Rice husks containing 12 wt % inorganic silica were incorporated together with halogenā€free fire retardants in a polypropylene matrix and extruded into facade profiles. An increase in the amount of rice husks resulted in an increase in the oxygen... LA - eng TI - Fire retardancy of polypropylene composites reinforced with rice husks: From oxygen index measurements and cone calorimetry to large-scale single-burning-item tests: From oxygen index measurements and cone calorimetry to large-scale single-burning-item tests TY - journal article ER -