Mixtures of bitumen and polymer composition
Номер патента: CA2161043A1
Опубликовано: 26-04-1996
Автор(ы): Carlo Giavarini, Marco Scarsella, Maria Laura Santarelli, Vittorio Braga
Принадлежит: Montell North America Inc
Опубликовано: 26-04-1996
Автор(ы): Carlo Giavarini, Marco Scarsella, Maria Laura Santarelli, Vittorio Braga
Принадлежит: Montell North America Inc
Реферат: A bituminous mixture having improved physical properties is obtained by adding to a bitumen a polyphosphoric acid (I) containing phosphorus, calculated as P2O5, in amount from 80% to 87% by weight, and a polymer composition (II) comprising (A) a propylene homopolymer or copolymer, (B) optionally an ethylene copolymer fraction insoluble in xylene at ambient temperature and (C) a copolymer fraction soluble in xylene at ambient temperature.
MIXTURES OF BITUMEN, RUBBER POWDER AND POLYMER USED AS A ROAD BINDER
Номер патента: FR2764897A1. Автор: Jean Lebez,Patrice Perret,Guillaume Montignac. Владелец: Elf Atochem SA. Дата публикации: 1998-12-24.