Title: Robust carbon monolith having hierarchical porosity

Abstract

A carbon monolith includes a robust carbon monolith characterized by a skeleton size of at least 100 nm, and a hierarchical pore structure having macropores and mesopores.

Inventors:

Dai, Sheng; Guiohon, Georges A; Liang, Chengdu

Issue Date:

2013-02-05

Research Org.:

Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

1083231

Patent Number(s):

8366979

Application Number:

13/011,554

Assignee:

UT-Battelle, LLC (Oak Ridge, TN); University of Tennessee Research Foundation (Knoxville, TN)

Patent Classifications (CPCs):

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA

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B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J20/28004 - {Sorbent size or size distribution, e.g. particle size}

C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA

C04B38/0064 - {Multimodal pore size distribution}
C04B38/0022 - {obtained by a chemical conversion or reaction other than those relating to the setting or hardening of cement-like material or to the formation of a sol or a gel, e.g. by carbonising or pyrolysing preformed cellular materials based on polymers, organo-metallic or organo-silicon precursors}
C04B38/0615 - {the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J2220/82 - Shaped bodies, e.g. monoliths, plugs, tubes, continuous beds
B01J20/28083 - {being in the range 2-50 nm, i.e. mesopores}
B01J20/282 - Porous sorbents

C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA

C04B38/045 - {the dissolved-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a prepreg obtained by bonding together dissolvable particles

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01B - NON-METALLIC ELEMENTS

C01B32/05 - Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J20/28042 - {Shaped bodies

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01B - NON-METALLIC ELEMENTS

C01B32/00 - Carbon

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J20/28078 - {Pore diameter}
B01J20/20 - comprising free carbon

C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA

C04B35/52 - based on carbon, e.g. graphite

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J20/28085 - {being more than 50 nm, i.e. macropores}

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DOE Contract Number:  

AC05-00OR22725

Resource Type:

Patent

Country of Publication:

United States

Language:

English

Subject:

36 MATERIALS SCIENCE