Modified asphalt and two-component resin composition

Details Modified asphalt and two-component resin composition Modified asphalt and two-component resin composition

2011-02-22

2011-02-22

Szekely, Peter (Department: 1761)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

Reexamination Certificate

active

07893139

ABSTRACT:
Modified asphalts have excellent dispersibility and compatibility with polar materials, are usable in applications including railroad track-filling materials, and are inexpensive.A modified asphalt includes an asphalt (A), a viscosity depressant (B) and a copolymer (C) containing a structural unit from a polyalkylene glycol allyl ether (c1), a structural unit from an unsaturated dicarboxylic acid and/or an acid anhydride thereof (c2), and a structural unit from an aromatic vinyl compound (c3).

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