CA1070660A - Catalyseurs resistant a l'abrasion - Google Patents
Catalyseurs resistant a l'abrasionInfo
- Publication number
- CA1070660A CA1070660A CA230,354A CA230354A CA1070660A CA 1070660 A CA1070660 A CA 1070660A CA 230354 A CA230354 A CA 230354A CA 1070660 A CA1070660 A CA 1070660A
- Authority
- CA
- Canada
- Prior art keywords
- weight
- pellets
- mixture
- boric acid
- urea
- 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.)
- Expired
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 29
- 238000005299 abrasion Methods 0.000 title claims description 14
- 239000008188 pellet Substances 0.000 claims abstract description 37
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004327 boric acid Substances 0.000 claims abstract description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 10
- 150000003951 lactams Chemical class 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 12
- 239000004202 carbamide Substances 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical compound ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 230000008707 rearrangement Effects 0.000 claims description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 5
- 239000012876 carrier material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2431325A DE2431325A1 (de) | 1974-06-29 | 1974-06-29 | Abriebfeste katalysatoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1070660A true CA1070660A (fr) | 1980-01-29 |
Family
ID=5919297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA230,354A Expired CA1070660A (fr) | 1974-06-29 | 1975-06-27 | Catalyseurs resistant a l'abrasion |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5124591A (fr) |
| BE (1) | BE830732A (fr) |
| CA (1) | CA1070660A (fr) |
| CH (1) | CH597911A5 (fr) |
| DD (1) | DD120362A5 (fr) |
| DE (1) | DE2431325A1 (fr) |
| FR (1) | FR2276096A1 (fr) |
| GB (1) | GB1499525A (fr) |
| IT (1) | IT1040742B (fr) |
| NL (1) | NL7507628A (fr) |
| SU (1) | SU670205A3 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2641389A1 (de) * | 1976-09-15 | 1978-03-16 | Bayer Ag | Abriebfester katalysator |
| CN113582160B (zh) * | 2020-04-30 | 2023-02-17 | 中国石油化工股份有限公司 | 一种纳米多孔材料及其制备方法和其在肟类重排制备酰胺中的应用 |
-
1974
- 1974-06-29 DE DE2431325A patent/DE2431325A1/de not_active Withdrawn
-
1975
- 1975-05-23 GB GB22654/75A patent/GB1499525A/en not_active Expired
- 1975-06-20 DD DD186796A patent/DD120362A5/xx unknown
- 1975-06-26 SU SU752148458A patent/SU670205A3/ru active
- 1975-06-26 NL NL7507628A patent/NL7507628A/xx not_active Application Discontinuation
- 1975-06-27 FR FR7520369A patent/FR2276096A1/fr active Granted
- 1975-06-27 BE BE157754A patent/BE830732A/fr not_active IP Right Cessation
- 1975-06-27 CH CH841875A patent/CH597911A5/xx not_active IP Right Cessation
- 1975-06-27 IT IT50250/75A patent/IT1040742B/it active
- 1975-06-27 CA CA230,354A patent/CA1070660A/fr not_active Expired
- 1975-06-27 JP JP50079481A patent/JPS5124591A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1499525A (en) | 1978-02-01 |
| IT1040742B (it) | 1979-12-20 |
| NL7507628A (nl) | 1975-12-31 |
| FR2276096A1 (fr) | 1976-01-23 |
| DE2431325A1 (de) | 1976-01-15 |
| DD120362A5 (fr) | 1976-06-12 |
| BE830732A (fr) | 1975-12-29 |
| SU670205A3 (ru) | 1979-06-25 |
| CH597911A5 (fr) | 1978-04-14 |
| FR2276096B1 (fr) | 1979-04-13 |
| JPS5124591A (fr) | 1976-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |