Porous coordination polymer and application therefor

Patent metadata

Field	Value
Publication number	US-9670127-B2
Application number	US-201515120898-A
Country	US
Kind code	B2
Filing date	Feb 24, 2015
Priority date	Feb 26, 2014
Publication date	Jun 6, 2017
Grant date	Jun 6, 2017

Abstract

An object of the present invention is to provide a novel porous coordination polymer having superhydrophobicity. The present invention relates to a porous coordination polymer comprising:
a divalent or trivalent metal ion; and an organic ligand represented by the following formula (1):

wherein X 1 , X 2 , and X 3 are the same or different, and each represent CO 2 − , CS 2 − , PO 3 2− , PO 4 2− , AsO 3 2− , AsO 4 2− , SO 3 − , SO 4 − , SeO 3 − , SeO 4 − , TeO 3 − , or TeO 4 − ; and
R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , and R 12 are the same or different, and each represent hydrogen or C 1-20 alkyl;
the metal ion and the organic ligand being alternately linked by a coordinate bond.

First claim

The invention claimed is:

1. A porous coordination polymer comprising:
a divalent or trivalent metal ion; and
an organic ligand represented by the following formula (1):

wherein X 1 , X 2 , and X 3 are the same or different, and each represent CO 2 − , CS 2 − , PO 3 2− , PO 4 2− , AsO 3 2− , AsO 4 2− , SO 3 − , SO 4 − , SeO 3 − , SeO 4 − , TeO 3 − , or TeO 4 − ; and
R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , and R 12 are the same or different, and each represent hydrogen or C 1-20 alkyl;
the metal ion and the organic ligand being alternately linked by a coordinate bond, and
the porous coordination polymer having a water contact angle of 150° or more.

2. The porous coordination polymer according to claim 1 , wherein the organic ligand is a compound represented by the formula (1) wherein X 1 , X 2 , and X 3 are all CO 2 − ; and R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , and R 12 are all hydrogen.

3. The porous coordination polymer according to claim 1 , wherein the metal ion is a transition metal ion.

4. The porous coordination polymer according to claim 1 , wherein the metal ion is at least one member selected from the group consisting of zinc ions, nickel ions, and cobalt ions.

5. A hydrophobic coating agent comprising the porous coordination polymer according to claim 1 .

6. An adsorbent for an organic solvent or oil, comprising the porous coordination polymer according to claim 1 .

7. A hydrophobic coating agent comprising the porous coordination polymer according to claim 2 .

8. A hydrophobic coating agent comprising the porous coordination polymer according to claim 3 .

9. A hydrophobic coating agent comprising the porous coordination polymer according to claim 4 .

10. An adsorbent for an organic solvent or oil, comprising the porous coordination polymer according to claim 2 .

11. An adsorbent for an organic solvent or oil, comprising the porous coordination polymer according to claim 3 .

12. An adsorbent for an organic solvent or oil, comprising the porous coordination polymer according to claim 4 .

Assignees

• Univ Kyoto

Inventors

• Kitagawa Susumu
• Higuchi Masakazu
• Koya Prabhakara Rao

Classifications

• C09D7/63

  organic · CPC title

• C07C63/331 Primary

  with all carboxyl groups bound to non-condensed rings · CPC title

• B01J20/226

  Coordination polymers, e.g. metal-organic frameworks [MOF], zeolitic imidazolate frameworks [ZIF] (preparation of metal complexes containing carboxylic acid moieties C07C51/418; MOF's per se C07F) · CPC title

• C09K3/32

  for absorbing liquids to remove pollution, e.g. oil, gasoline, fat · CPC title

• C07F3/06

  Zinc compounds · CPC title