Title:
Polymer improved asphalt constituent
Document Type and Number:
Japanese Patent JP6049835
Kind Code:
B2
Abstract:
A modified-asphalt composition prepared by introducing a diene end-capped block copolymer with a molten asphalt composition, where the block copolymer is defined by the formula α-(D-V-d)X where each D is independently a polydiene block, each V is independently a vinyl aromatic block, each d is a polydiene end cap, α is a coupling moiety, and x is an integer from 2 to 10.
Inventors:
Herb wissel
Peter Bourner
Daniel Graves
Christine Rademacher
Timothy Reese
Peter Bourner
Daniel Graves
Christine Rademacher
Timothy Reese
Application Number:
JP2015207892A
Publication Date:
December 21, 2016
Filing Date:
October 22, 2015
Export Citation:
Assignee:
Heritage Research Group
Firestone Polymers LLC
Firestone Polymers LLC
International Classes:
C08L95/00; C04B26/26; C08L53/02; E01C7/18
Domestic Patent References:
| JP8302152A | ||||
| JP11012474A | ||||
| JP5279574A | ||||
| JP8259646A | ||||
| JP8132533A |
Foreign References:
| US5718752 |
Attorney, Agent or Firm:
Kenji Sugimura