×

REGENERABLE SOLID IMINE SORBENTS

  • US 20100292072A1
  • Filed: 08/28/2009
  • Published: 11/18/2010
  • Est. Priority Date: 08/18/2006
  • Status: Active Grant
First Claim
Patent Images

1. A sorbent for acid anhydrides comprising:

  • a) a support substrate selected from the group consisting of polyethers, polystyrenes, siloxanes, polyacrylates, and combinations thereof;

    b) a tertiary amine selected from the consisting of 1,8 Diazabicyclo-[5.4.0]-undec-7-ene (DBU);

    1, 3, 4, 6, 7, 8-Hexahydro-2H-pyrimido [1,2,-a]pyrimidine (TBD), and N-(2-Hydroxyethyl)piperazine immobilized within the pores of the substrate; and

    c) molar ratio of amine to acid anhydride captured is 1;

    1.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×