JPH01122837U - - Google Patents
Info
- Publication number
- JPH01122837U JPH01122837U JP1217188U JP1217188U JPH01122837U JP H01122837 U JPH01122837 U JP H01122837U JP 1217188 U JP1217188 U JP 1217188U JP 1217188 U JP1217188 U JP 1217188U JP H01122837 U JPH01122837 U JP H01122837U
- Authority
- JP
- Japan
- Prior art keywords
- activated alumina
- layer
- supporting
- catalytic
- base material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 229910000510 noble metal Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims 2
- 239000011247 coating layer Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000010970 precious metal Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 229910052703 rhodium Inorganic materials 0.000 claims 1
- 239000010948 rhodium Substances 0.000 claims 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims 1
- 239000002344 surface layer Substances 0.000 claims 1
Landscapes
- Catalysts (AREA)
Description
第１図ａはこの考案の一例触媒の斜視図、第１
図ｂは第１図ａの触媒のＡ部の拡大図である。
１……触媒、２……モノリス担体基材、３……
触媒貴金属担持活性アルミナ層。
Figure 1a is a perspective view of a catalyst that is an example of this invention;
Figure b is an enlarged view of section A of the catalyst in Figure 1a. 1... Catalyst, 2... Monolith carrier base material, 3...
Catalytic noble metal supported activated alumina layer.
Claims (1)
活性アルミナ層を備え、この活性アルミナ層の少
なくとも表層が触媒貴金属として少なくともロジ
ウムを０．５〜２．０重量％担持した活性アルミ
ナ粉末を混合したコート層からなることを特徴と
する排ガス浄化用触媒。 A coating layer comprising an activated alumina layer supporting a catalytic precious metal on the surface of a monolith carrier base material, and at least the surface layer of the activated alumina layer is a mixture of activated alumina powder supporting at least 0.5 to 2.0% by weight of rhodium as a catalytic noble metal. An exhaust gas purification catalyst characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988012171U JPH0520434Y2 (en) | 1988-02-02 | 1988-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988012171U JPH0520434Y2 (en) | 1988-02-02 | 1988-02-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01122837U true JPH01122837U (en) | 1989-08-21 |
| JPH0520434Y2 JPH0520434Y2 (en) | 1993-05-27 |
Family
ID=31221377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988012171U Expired - Lifetime JPH0520434Y2 (en) | 1988-02-02 | 1988-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0520434Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63185450A (en) * | 1986-09-05 | 1988-08-01 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying exhaust gas |
| JPS63229145A (en) * | 1986-09-09 | 1988-09-26 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying exhaust gas |
| JPS6427643A (en) * | 1986-08-29 | 1989-01-30 | Nippon Catalytic Chem Ind | Catalyst for exhaust gas purification |
| JPH01168342A (en) * | 1987-12-24 | 1989-07-03 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying discharge gas |
-
1988
- 1988-02-02 JP JP1988012171U patent/JPH0520434Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6427643A (en) * | 1986-08-29 | 1989-01-30 | Nippon Catalytic Chem Ind | Catalyst for exhaust gas purification |
| JPS63185450A (en) * | 1986-09-05 | 1988-08-01 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying exhaust gas |
| JPS63229145A (en) * | 1986-09-09 | 1988-09-26 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying exhaust gas |
| JPH01168342A (en) * | 1987-12-24 | 1989-07-03 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying discharge gas |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0520434Y2 (en) | 1993-05-27 |
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