| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an asphalt mixture adhesion preventing agent having large effects of preventing adhesion of and peeling of an asphalt mixture, and hardly clogging a nozzle in spraying. <P>SOLUTION: The asphalt mixture adhesion preventing agent is represented by the following formula (1): R<SP POS="POST">1</SP>O-[(EO)<SB POS="POST">m</SB>(AO)<SB POS="POST">n</SB>]-R<SP POS="POST">2</SP>, wherein: R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>are each independently a 1-4C hydrocarbon group; EO is an oxyethylene group; AO is a 3-4C oxyalkylene group; m is an average addition molecular number of an oxyethylene group, and n is an average addition molecular number of a 3-4C oxyalkylene group, wherein m is 1 to 5, n is 1 to 5, and m+n is 2 to 10; the proportion of the AO content to the total of the contents of EO and AO is 20 to 75 mass%; and EO and AO may be added in a block state or a random state. <P>COPYRIGHT: (C)2013,JPO&INPIT |
