Catalyst consisting of a hollow cylindrical carrier having a catalytically active oxide material applied to the outer surface of the carrier, and process for using said catalyst
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07C-045/35
B01J-023/24
출원번호
US-0263877
(1999-03-08)
우선권정보
DE4442346 (1994-11-29)
발명자
/ 주소
Tenten Andreas,DEX
Weidlich Peter,DEX
Linden Gerd,DEX
출원인 / 주소
BASF Aktiengesellschaft, DEX
대리인 / 주소
Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
인용정보
피인용 횟수 :
19인용 특허 :
7
초록▼
A coated catalyst which consists of a hollow cylindrical carrier and a catalytically active oxide material applied to the outer surface of the carrier, the applied catalytically active oxide material being applied in a coat thickness of from 10 to 1000 .mu.m, and having a specific catalytic surface
A coated catalyst which consists of a hollow cylindrical carrier and a catalytically active oxide material applied to the outer surface of the carrier, the applied catalytically active oxide material being applied in a coat thickness of from 10 to 1000 .mu.m, and having a specific catalytic surface area of from 20 to 30 m.sup.2 /g and an abrasion of <10, preferably <5, particularly preferably <0.5, % by weight in the turntable abrasion test.
대표청구항▼
[ What is claimed is:] [1.] A coated catalyst consisting of a hollow cylindrical carrier having a length from 2 to 10 mm, an external diameter from 4 to 10 mm and a wall thickness of from 1 to 4 mm and a catalytically active oxide material which is applied to the outer surface of the carrier and is
[ What is claimed is:] [1.] A coated catalyst consisting of a hollow cylindrical carrier having a length from 2 to 10 mm, an external diameter from 4 to 10 mm and a wall thickness of from 1 to 4 mm and a catalytically active oxide material which is applied to the outer surface of the carrier and is of the formula II EQU Mo.sub.12 Bi.sub.a Fe.sub.b X.sub.c.sup.1 X.sub.d.sup.2 X.sub.c.sup.3 X.sub.f.sup.4 O.sub.n (II), reX.sup.1 is nickel or cobalt,X.sup.2 is thallium, an alkali metal or an alkaline earth metal,X.sup.3 is phosphorus, arsenic, boron, antimony, tin, cerium, lead, niobium or tungsten,X.sup.4 is silicon, aluminum, titanium or zirconium,a is from 0.5 to 5,b is from 0.01 to 3,c is from 3 to 10,d is from 0.02 to 2,e is from 0 to 5,f is from 0 to 10 andn is a number which is determined by the valency and frequency of the elements in II which differ from oxygen, the applied catalytically active oxide materialbeing applied in a coat thickness of from 10 to 1000 .mu.m,and having a specific catalytic surface area of from 20 to 30 m.sup.2 /g andan abrasion of <10% by weight in a turntable abrasion test.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (7)
Takata Masahiro (Himeji JPX) Aoki Ryuji (Himeji JPX) Sato Takahisa (Himeji JPX), Catalyst for oxidation of propylene.
Krabetz Richard (Kirchheim DEX) Herrmann Walter (Mannheim DEX) Scholz Norbert (Ludwigshafen DEX) Engelbach Heinz (Limburgerhof DEX) Engert Gerd-Juergen (Frankenthal DEX) Willersinn Carl-Heinz (Ludwig, Catalyst for the oxidation of acrolein and methacrolein to acrylic acid and methacrylic acid, respectively.
Krabetz Richard (Kirchheim DEX) Herrmann Walter (Mannheim DEX) Engelbach Heinz (Limburgerhof DEX) Palm Peter (Gerolsheim DEX) Sommer Karl (Ludwigshafen DEX) Spahn Heinrich (Mannheim DEX), Preparation of coated catalysts.
Borgmeier,Frieder; Tenten,Andreas; Hibst,Hartmut, Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate.
Borgmeier,Frieder; Tenten,Andreas; Hibst,Hartmut, Catalyst comprising a support body and a catalytically active oxide material applied to the surface of the substrate.
Dieterle,Martin; Petzoldt,Jochen; Mueller Engel,Klaus Joachim, Long-term operation of a heterogeneously catalyzed gas phase partial oxidation of propene to acrylic acid.
Liang,Wugeng; Stevenson,Scott A.; Kauffman,James W.; Ledford,John S.; Linzer,Joseph R., Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins.
Liang,Wugeng; Stevenson,Scott A.; Kauffman,James W.; Ledford,John S.; Linzer,Joseph R., Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins.
Liang,Wugeng; Stevenson,Scott A.; Kauffman,James W.; Ledford,John S.; Linzer,Joseph R., Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins.
Dieterle, Martin; Hibst, Hartmut; Poepel, Wolfgang Juergen; Petzoldt, Jochen; Mueller Engel, Klaus Joachim, Preparation of catalytically active multielement oxide materials which contain at least one of the elements Nb and W and the elements Mo, V and Cu.
Dieterle, Martin; Hibst, Hartmut; Popel, Wolfgang Juergen; Petzoldt, Jochen; Mueller-Engel, Klaus Joachim, Preparation of catalytically active multielement oxide materials which contain at least one of the elements Nb and W and the elements Mo, V and Cu.
Cremer, Ulrich; Raichle, Andreas; Rosowski, Frank; Hammon, Ulrich; Mueller-Engel, Klaus Joachim, Process for preparing a catalyst consisting of a support body and a catalytically active composition applied on the surface of the support body.
Schliephake, Volker; Bott, Klaus; Becher, Rolf-Dieter; Mueller-Engel, Klaus Joachim; Petzoldt, Jochen; Cremer, Ulrich; Raichle, Andreas, Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed.
Schliephake, Volker; Bott, Klaus; Becher, Rolf-Dieter; Mueller-Engel, Klaus Joachim; Petzoldt, Jochen; Cremer, Ulrich; Raichle, Andreas, Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed.
Dieterle, Martin; Poepel, Wolfgang Juergen; Berndt, Silke; Felder, Raimund; Unverricht, Signe; Mueller Engel, Klaus Joachim, Thermal treatment of the precursor material of a catalytically active material.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.