EP0228885A2
Expired / Lapsed
EP
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Use of porous membrane in reaction process
Assignee: NGK Insulators Ltd
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Filing: 1986-12-22
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Granted: —
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Expires: 2006-12-22
Abstract
Abstract A porous membrane (11) adapted for use in a reaction process, the porous membrane or a porous layer therein being formed with interconnected micropores having an average pore size less than 100 nm and containing uniformly distributed therein a catalytic component such as molybdenum sulfide, platinum-alumina or palladium-silica-alumina.
Inventors
- 👤 Fumio Abe
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-31 18:32
CPC Classifications
B; B01; B01J; B01J35/00; B01J35/50; B01J35/58; B01J35/59; B01J15/00; B01J15/005; B01J19/00; B01J19/24; B01J19/2475; B01J8/00; B01J8/008; B01J8/009
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
26 words
A porous membrane formed with interconnected micropores having an average pore size less than 100 nm (1000 R) and containing a catalytic component uniformly distributed therein.
Claim 2
Dependent Claim
26 words
A porous membrane formed with interconnected micropores having an average pore size less than 100 nm (1000 R) and containing a catalytic component uniformly distributed therein.
Claim 3
Dependent Claim
15 words
A porous membrane according to Claim 1, which is made of an inorganic raw material.
Claim 4
Dependent Claim
19 words
A porous membrane according to Claim 2 which is made of alumina, silica-alumina, zirconia, zeolite, porous glass or carbon.
Claim 5
Dependent Claim
65 words
A porous membrane comprising a porous support formed with interconnected micropores, at least one porous thin layer integrally formed on the porous support and formed with interconnected micropores having an average pore size less than 100 nm (1000 R) and less than that of the micropores in the porous support, the porous support and/or the porous thin layer containing a catalytic component uniformly distributed therein.
Claim 6
Dependent Claim
65 words
A porous membrane comprising a porous support formed with interconnected micropores, at least one porous thin layer integrally formed on the porous support and formed with interconnected micropores having an average pore size less than 100 nm (1000 R) and less than that of the micropores in the porous support, the porous support and/or the porous thin layer containing a catalytic component uniformly distributed therein.
Claim 7
Dependent Claim
24 words
A porous membrane according to Claim 4, wherein the porous support and the porous thin layer are each made of an inorganic raw material.
Claim 8
Dependent Claim
37 words
A porous membrane according to Claim 5 wherein the porous support is made of alumina, silica-alumina, mullite, cordierite, zirconia or carbon and the porous thin layer is made of alumina, silica-alumina, zirconia, zeolite, porous glass or carbon.
Claim 9
Dependent Claim
21 words
A porous membrane according to Claim 4, 5 or 6 wherein the porous thin layer is less than 500 pm thick.
Claim 10
Dependent Claim
19 words
A porous membrane according to any one of Claims 1 to 7 wherein the catalytic component is molybdenum sulfide.
Claim 11
Dependent Claim
23 words
A porous membrane according to any one of Claim s 1 to 7 wherein the catalytic component is a supported precious metal catalyst.
Claim 12
Dependent Claim
17 words
A porous membrane according to Claim 9 wherein the supported precious metal catalyst is platinum-alumina or palladium-silica-alumina.
References Cited (Backward Citations)
No citation records indexed.
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