BR7207523D0 - Processo para a producao de hidrocarbonetos aromaticos metilados - Google Patents
Processo para a producao de hidrocarbonetos aromaticos metiladosInfo
- Publication number
- BR7207523D0 BR7207523D0 BR7523/72A BR752372A BR7207523D0 BR 7207523 D0 BR7207523 D0 BR 7207523D0 BR 7523/72 A BR7523/72 A BR 7523/72A BR 752372 A BR752372 A BR 752372A BR 7207523 D0 BR7207523 D0 BR 7207523D0
- Authority
- BR
- Brazil
- Prior art keywords
- methyled
- production
- aromatic hydrocarbons
- hydrocarbons
- aromatic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
- C07C15/067—C8H10 hydrocarbons
- C07C15/08—Xylenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/52—Radicals substituted by nitrogen atoms not forming part of a nitro radical
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/8995—Catalyst and recycle considerations
- Y10S585/905—Catalyst and recycle considerations by-product conversion to feed
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19783271A | 1971-11-11 | 1971-11-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7207523D0 true BR7207523D0 (pt) | 1973-09-25 |
Family
ID=22730921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7523/72A BR7207523D0 (pt) | 1971-11-11 | 1972-10-26 | Processo para a producao de hidrocarbonetos aromaticos metilados |
Country Status (11)
Country | Link |
---|---|
US (1) | US3784621A (pt) |
JP (1) | JPS4854032A (pt) |
AU (1) | AU464576B2 (pt) |
BR (1) | BR7207523D0 (pt) |
CA (1) | CA975008A (pt) |
DE (1) | DE2250988A1 (pt) |
ES (1) | ES408068A1 (pt) |
FR (1) | FR2159259B1 (pt) |
GB (1) | GB1357259A (pt) |
IT (1) | IT970400B (pt) |
NL (1) | NL7213771A (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4038335A (en) * | 1975-07-08 | 1977-07-26 | Khabib Minachevich Minachev | Method of preparing benzene and methylbenzenes |
FR2319604A1 (fr) * | 1975-07-29 | 1977-02-25 | Inst Orch Khim | Procede de preparation du benzene et des methylbenzenes |
US4041091A (en) * | 1976-02-19 | 1977-08-09 | Uop Inc. | Fractionation of aromatic streams |
FR2346308A1 (fr) * | 1976-03-30 | 1977-10-28 | Inst Francais Du Petrole | Procede d'alkylation-transalkylation d'hydrocarbures aromatiques par le methanol |
US4665258A (en) * | 1986-02-06 | 1987-05-12 | Cosden Technology, Inc. | Toluene disproportionation process |
IT1217525B (it) * | 1988-05-06 | 1990-03-22 | Enichem Sintesi | Procedimento per la preparazione di cumene |
US5990366A (en) * | 1998-12-22 | 1999-11-23 | Mobil Oil Corporation | Selective xylene disproportionation process for pseudocumene production |
CN115417742B (zh) * | 2022-09-05 | 2023-10-27 | 连云港鹏辰特种新材料有限公司 | 一种分步结晶生产均四甲苯的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2722560A (en) * | 1954-08-20 | 1955-11-01 | Standard Oil Co | Isodurene production |
US3009004A (en) * | 1960-10-11 | 1961-11-14 | Standard Oil Co | Disproportionation of toluene |
-
1971
- 1971-11-11 US US00197832A patent/US3784621A/en not_active Expired - Lifetime
-
1972
- 1972-09-20 GB GB4345772A patent/GB1357259A/en not_active Expired
- 1972-10-09 FR FR7235710A patent/FR2159259B1/fr not_active Expired
- 1972-10-12 JP JP47101629A patent/JPS4854032A/ja active Pending
- 1972-10-12 AU AU47679/72A patent/AU464576B2/en not_active Expired
- 1972-10-12 NL NL7213771A patent/NL7213771A/xx unknown
- 1972-10-18 DE DE2250988A patent/DE2250988A1/de active Pending
- 1972-10-26 BR BR7523/72A patent/BR7207523D0/pt unknown
- 1972-10-27 ES ES408068A patent/ES408068A1/es not_active Expired
- 1972-11-07 CA CA155,873A patent/CA975008A/en not_active Expired
- 1972-11-10 IT IT31533/72A patent/IT970400B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS4854032A (pt) | 1973-07-30 |
CA975008A (en) | 1975-09-23 |
US3784621A (en) | 1974-01-08 |
IT970400B (it) | 1974-04-10 |
NL7213771A (pt) | 1973-05-15 |
AU464576B2 (en) | 1975-08-28 |
ES408068A1 (es) | 1975-11-16 |
AU4767972A (en) | 1974-04-26 |
DE2250988A1 (de) | 1973-05-17 |
FR2159259A1 (pt) | 1973-06-22 |
GB1357259A (en) | 1974-06-19 |
FR2159259B1 (pt) | 1977-12-23 |
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