| abstract |
NEW PHOSPHONATES OF FORMULA (CF DRAWING IN BOPI) IN WHICH X REPRESENTS A CHLORINE OR BROMINE ATOM M AND N REPRESENT THE AVERAGE NUMBERS OF X ATOMS SUBSTITUTE OF THE AROMATIC NUCES AND ARE INCLUDED BETWEEN 0 AND 5. PROCESS FOR MANUFACTURING THE PHOSPHONATES CONDENSATION OF ONE OR MORE BENZYL HALOGENIDES WITH 2,2 '1,2 ETHANE DIYL BIS (1,3,2 DIOXAPHOSPHOLANE). THE NEW PHOSPHONATES CAN BE USED TO FIRE PLASTIC MATERIALS (FOR EXAMPLE POLYURETHANE FOAMS), ARTIFICIAL TEXTILES, ELASTOMERS, ETC ... |