Core-shell flow improver

Core-shell flow improver

  • CN 101,945,967 A
  • Filed: 10/28/2008
  • Published: 01/12/2011
  • Est. Priority Date: 02/14/2008
  • Status: Active Application
First Claim
Patent Images

1. flow ability modifying agent, comprise:

  • solids with polymer core and polymer shell to small part around described nuclear, wherein said nuclear comprises frictional reducing polymer, and wherein said shell comprises the shell multipolymer with hydrophobic compound repeating unit and first kind of amphipathic compound repeating unit.

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