公开(公告)号：US3641113A

公开(公告)日：1972-02-08

申请号：US3641113D

申请日：1968-01-29

Applicant: HOECHST AG

Inventor： FERNHOLZ HANS ,  JACOBSEN GUNTER

IPC: C07B20060101 ,  C07C20060101 ,  C07C33/02 ,  C07C67/04 ,  C07C67/055 ,  C07C69/14 ,  C07C69/15

CPC classification number: C07C67/055 ,  C07C69/01 ,  C07C69/15

Abstract: PREPARATION OF VINYL ACETATE FROM ETHYLENE, ACETIC ACID AND OXYGEN IN THE PRESENCE OF PALLADIUM ACETATE IN THE LIQUID PHASE AT 60 TO 180*C AND 5 TO 100 ATOMPSHERES PRESSURE IN THE PRESENCE OF 1 TO 20 MOLES, CALCULATED ON 1 GRAM ATOM OF PALLADIUM, OF A PYRIDINE BASE.

公开(公告)号：US3637818A

公开(公告)日：1972-01-25

申请号：US72163268

申请日：1968-04-16

Applicant: HOECHST AG

Inventor： KREKELER HANS ,  FERNHOLZ HANS ,  JACOBSEN GUNTER ,  SODEN BAD

IPC: B01J23/44 ,  C07C45/34 ,  C07C53/08 ,  C07C69/01 ,  C07C69/02 ,  C07C69/15 ,  C07C67/04

CPC classification number: C07C53/08 ,  B01J23/44 ,  C07C45/34 ,  C07C67/055 ,  C07C69/15

Abstract: PREPARATION OF MIXTURES OF ACETALDEHYDE, ACETIC ACID AND VINYL ACETATE BY REACTING ETHYLENE WITH MOLECULAR OXYGEN AT 20 TO 200* C. AND 5 TO 150 ATMOSPHERES IN THE LIQUID PHASE IN THE ABSENCE OF MINERAL ACIDS AND ANIONS OTHER THAN ACETATE IONS AND IN THE PRESENCE OF A GROUP VIII NOBLE METAL, MANGANESE AND/OR COBALT ACETATE, AND WATER.

公开(公告)号：US3658888A

公开(公告)日：1972-04-25

申请号：US3658888D

申请日：1968-03-21

Applicant: HOECHST AG

Inventor： HORNIG LOTHAR ,  FERNHOLZ HANS ,  SCHMIDT HANS-JOACHIM ,  WUNDER FRIEDRICH ,  QUADFLIEG THERESE

IPC: B01J23/00 ,  B01J23/44 ,  B01J31/00 ,  B01J31/02 ,  C07B61/00 ,  C07C67/04 ,  C07C67/05 ,  C07C67/055 ,  C07C69/14 ,  C07C69/15 ,  C08F20060101

CPC classification number: C07C67/055 ,  C07C69/01 ,  C07C69/15

Abstract: VINYL ACETATE IS PREPARED FROM ETHYLENE, OXYGEN AND ACETIC ACID IN THE GASEOUS STATE IN THE PRESENCE OF PALLADIUM COMPOUNDS AND ACETATES OF METALS OF THE MAIN GROUP I AND/OR THE GROUP 2 OF THE PERIODIC TABLE BY ADDITIONALLY FEEDING TO THE REACTION ZONE SMALL AMOUNTS OF THE CATALYTICALLY ACTIVE ACETATES.

公开(公告)号：US3625998A

公开(公告)日：1971-12-07

申请号：US3625998D

申请日：1968-02-27

Applicant: HOECHST AG

Inventor： FERNHOLZ HANS ,  SCHMIDT HANS-HOACHIM ,  WUNDER FRIEDRICH

IPC: C07C67/055 ,  C07C69/15 ,  C07C67/04

CPC classification number: C07C67/055 ,  C07C69/01 ,  C07C69/15

Abstract: Preparation of vinyl esters of carboxylic acids in the gaseous phase by reacting ethylene, oxygen and carboxylic acids at elevated temperatures in the presence of a catalyst consisting of a salt of a noble metal of the eighth group of the periodic system and 0.01 to 200 g. cadmium in the form of a cadmium salt of a carboxylic acid, this catalyst being supported on a carrier.

公开(公告)号：US3510317A

公开(公告)日：1970-05-05

申请号：US3510317D

申请日：1967-01-10

Applicant: HOECHST AG

Inventor： FERNHOLZ HANS ,  LUCK ERICH ,  NEU HERMANN

IPC: A21D2/14 ,  A23L3/3508 ,  A21D15/00

CPC classification number: A23L3/3508 ,  A21D2/14

公开(公告)号：US3499029A

公开(公告)日：1970-03-03

申请号：US3499029D

申请日：1965-01-28

Applicant: HOECHST AG

Inventor： FERNHOLZ HANS ,  NEU HERMANN

IPC: C07C57/10 ,  C07C51/00 ,  C07C51/09 ,  C07C67/00

CPC classification number: C07C51/00 ,  C07C51/09 ,  C07C57/10

公开(公告)号：US3468948A

公开(公告)日：1969-09-23

申请号：US3468948D

申请日：1966-01-18

Applicant: HOECHST AG

Inventor： FERNHOLZ HANS ,  SCHMIDT HANS-JOACHIM

IPC: A23L3/3463 ,  A23L3/3508 ,  C07C51/56 ,  C07C51/54

CPC classification number: C07C51/56 ,  A23L3/3463 ,  A23L3/3508 ,  C07C63/06 ,  C07C57/10