Carbon dioxide separating material and method for separation or recovery of carbon dioxide

• US 9,931,610 B2
• Filed: 06/27/2014
• Issued: 04/03/2018
• Est. Priority Date: 06/28/2013
• Status: Active Grant

• Current Assignee: Research Institute Of Innovative Technology For The Earth
• Original Assignee: Research Institute Of Innovative Technology For The Earth
• Inventors: Yogo, Katsunori, Chowdhury, Firoz Alam, Yamada, Hidetaka
• Primary Examiner(s): Jones, Christopher P
• Application Number:
  US14/899,478
• Publication Number:
  US 20160144340A1
• Time in Patent Office: 1,376 Days
• CPC Class Codes: B01D 2253/102 Carbon
• CPC Class Codes: B01D 2253/108 Zeolites
• CPC Class Codes: B01D 2253/202 Polymeric adsorbents
• CPC Class Codes: B01D 2253/25 Coated, impregnated or composite adsorbents
• CPC Class Codes: B01D 2253/306 Surface area, e.g. BET-specific surface
• CPC Class Codes: B01D 2253/308 Pore size
• CPC Class Codes: B01D 2256/22 Carbon dioxide
• CPC Class Codes: B01D 2257/504 Carbon dioxide
• CPC Class Codes: B01D 2258/06 Polluted air
• CPC Class Codes: B01D 53/02 by adsorption, e.g. preparative gas chromatography solid sorbent compositions B01J20/00, preparation of inorganic compounds or elements C01
• CPC Class Codes: B01D 53/0462 Temperature swing adsorption
• CPC Class Codes: B01D 53/047 Pressure swing adsorption
• CPC Class Codes: B01J 20/06 comprising oxides or hydroxides of metals not provided for in group B01J20/04
• CPC Class Codes: B01J 20/08 comprising aluminium oxide or hydroxide; comprising bauxite
• CPC Class Codes: B01J 20/103 comprising silica
• CPC Class Codes: B01J 20/165 Natural alumino-silicates, e.g. zeolites
• CPC Class Codes: B01J 20/18 Synthetic zeolitic molecular sieves
• CPC Class Codes: B01J 20/20 comprising free carbon; comprising carbon obtained by carbonising processes
• CPC Class Codes: B01J 20/261 obtained by reactions only involving carbon to carbon unsaturated bonds macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds per se C08F
• CPC Class Codes: B01J 20/28057 Surface area, e.g. B.E.T specific surface area
• CPC Class Codes: B01J 20/28059 : being less than 100 m2/g
• CPC Class Codes: B01J 20/28061 : being in the range 100-500 m2/g
• CPC Class Codes: B01J 20/28064 : being in the range 500-1000 m2/g
• CPC Class Codes: B01J 20/28066 : being more than 1000 m2/g
• CPC Class Codes: B01J 20/28069 : Pore volume, e.g. total pore volume, mesopore volume, micropore volume
• CPC Class Codes: B01J 20/28071 : being less than 0.5 ml/g
• CPC Class Codes: B01J 20/28073 : being in the range 0.5-1.0 ml/g
• CPC Class Codes: B01J 20/28076 : being more than 1.0 ml/g
• CPC Class Codes: B01J 20/3204 : Inorganic carriers, supports or substrates
• CPC Class Codes: B01J 20/321 : consisting of a polymer obtained by reactions involving only carbon to carbon unsaturated bonds
• CPC Class Codes: B01J 20/3272 : Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated bonds
• CPC Class Codes: B01J 20/3433 : of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425
• CPC Class Codes: B01J 20/3483 : by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
• CPC Class Codes: C01B 32/50 : Carbon dioxide
• CPC Class Codes: Y02C 20/40 : of CO2
• CPC Class Codes: Y02P 20/151 : Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Abstract

Disclosed are a carbon dioxide separating material comprising a polyamine carrier in which a polyamine having at least two isopropyl groups on one or more of the nitrogen atoms is loaded on a support, and a method for separating or recovering carbon dioxide using the carbon dioxide separating material.

Claims

1. A carbon dioxide separating material comprising a polyamine carrier in which a polyamine having at least two isopropyl groups on one or more of the nitrogen atoms is loaded on a support.

2. The carbon dioxide separating material according to claim 1, wherein the polyamine is represented by Formula (1):

3. The carbon dioxide separating material according to claim 1, wherein the polyamine has a boiling point of 320°

C. or higher at 760 mmHg.

4. The carbon dioxide separating material according to claim 1, wherein the polyamine is at least one member selected from the group consisting of diisopropylated tetraethylenepentamine, diisopropylated spermine, tetraisopropylated N,N,N′

,N′

-tetrakis(3-aminopropyl)-1,4-butanediamine, diisopropylated pentaethylenehexamine, diisopropylated hexaethyleneheptamine, and diisopropylated triethylenetetramine.

5. The carbon dioxide separating material according to claim 1, wherein the support is mesoporous silica, polymethyl methacrylate, alumina, silica alumina, clay minerals, magnesia, zirconia, a zeolite, a zeolite-related compound, a natural mineral, a waste solid, an activated carbon, a carbon molecular sieve, or a mixture thereof.

6. The carbon dioxide separating material according to claim 1, wherein the support has a specific surface area (BET) of 50 m²/g or more and 1,000 m²/g or less, and a pore volume of 0.1 to 2.3 cm³/g.

9. A method for separating or recovering carbon dioxide, the method comprising the steps of:

bringing target gas into contact with the carbon dioxide separating material of claim 1 to allow carbon dioxide to be absorbed into the carbon dioxide separating material (step

     1); and

releasing carbon dioxide from the carbon dioxide separating material into which carbon dioxide is absorbed in step 1 (step

     2),

wherein step 2 comprises any one of the following;

(A) a method for releasing carbon dioxide by subjecting the carbon dioxide separating material to reduced pressure conditions (a pressure swing method),

(B) a method for releasing carbon dioxide by bringing carbon dioxide-free inert gas into contact with the carbon dioxide separating material, and

(C) a method for releasing carbon dioxide by heating the carbon dioxide separating material (a temperature swing method).

10. The method for releasing or recovering carbon dioxide according to claim 9, wherein the target gas has a temperature of 20 to 60°

C. and a carbon dioxide partial pressure of 100 kPa or less, and wherein step 2 above comprises method (A).

7. A carbon dioxide separating material comprising granulations containing a polyamine carrier having at least two isopropyl groups on one or more of the nitrogen atoms and a binder.

8. The carbon dioxide separating material according to claim 7, wherein the binder is at least one member selected from the group consisting of fluororesins, cellulose derivatives, and mixtures of epoxy resins with epoxy resin curing agents.