A waterproofing membrane composition comprising PVB, polymer modified bitumen, a compatibilizing agent selected from the group consisting of a succinate mixed ester of benzyl and of branched nonyl or decyl, a bis(ethoxylated alkyl) succinate, a composition comprising aliphatic polycarboxylic acid esters of formula R′—X—[O—C(O)—R]n, or a mixture thereof.

A waterproofing membrane composition comprising PVB, polymer modified bitumen, a compatibilizing agent selected from the group consisting of a succinate mixed ester of benzyl and of branched nonyl or decyl, a bis(ethoxylated alkyl) succinate, a composition comprising aliphatic polycarboxylic acid esters of formula R′—X—[O—C(O)—R]n, or a mixture thereof.

A tack coat includes a first phase and a second phase. The first phase includes asphalt, and the second phase includes an emulsifier and a rheology modifier. Optionally, the second phase also includes a material insoluble in the water. The pH of the second phase can be between 1-3, 6-8, or 9-13.

A tack coat includes a first phase and a second phase. The first phase includes asphalt, and the second phase includes an emulsifier and a rheology modifier. Optionally, the second phase also includes a material insoluble in the water. The pH of the second phase can be between 1-3, 6-8, or 9-13.

This invention encompasses rubber modified asphalt cement compositions, as well as systems, apparatuses, methods for preparing, as well as methods for using rubber-modified asphalt cement compositions.

This invention encompasses rubber modified asphalt cement compositions, as well as systems, apparatuses, methods for preparing, as well as methods for using rubber-modified asphalt cement compositions.

Some embodiments of the present disclosure relate to a method comprising mixing at least one compatibilizer precursor with at least one polymer, so as to result in a polymer concentrate and mixing the polymer concentrate with asphalt, so as to result in a polymer modified asphalt (“PMA”). Some embodiments of the present disclosure relate to formulations comprising a compatibilizer precursor, a polymer concentrate, PMA, or any combination thereof.

Some embodiments of the present disclosure relate to a method comprising mixing at least one compatibilizer precursor with at least one polymer, so as to result in a polymer concentrate and mixing the polymer concentrate with asphalt, so as to result in a polymer modified asphalt (“PMA”). Some embodiments of the present disclosure relate to formulations comprising a compatibilizer precursor, a polymer concentrate, PMA, or any combination thereof.

The present invention relates to a pitch composition comprising a mixture of: deasphalting pitch, which represents at least 50% by weight, and preferably at least 80% by weight, and preferentially at least 90% by weight, of the total weight of the composition, and a hydroxide XOH with X=Na or K, which represents from 0.001 to 1% by weight, of the total weight of the composition,
as well as the method of preparation and uses thereof, particularly in the field of road construction.

The present invention relates to a pitch composition comprising a mixture of: deasphalting pitch, which represents at least 50% by weight, and preferably at least 80% by weight, and preferentially at least 90% by weight, of the total weight of the composition, and a hydroxide XOH with X=Na or K, which represents from 0.001 to 1% by weight, of the total weight of the composition,
as well as the method of preparation and uses thereof, particularly in the field of road construction.