-
公开(公告)号：US3792030A
公开(公告)日：1974-02-12
申请号：US3792030D
申请日：1971-12-13
Applicant: DYNAMIT NOBEL AG
Inventor： VOLLKAMMER N , VOGT W
CPC classification number: C08F16/12
Abstract: A PROCESS FOR THE POLYMERIZATION OF 1,2-DIMETHOXYETHYLENE USING HALOGEN CONTAINING ORGANO ALUMINUM COMPOUNDS AS POLYMER INITIATORS IS DISCLOSED. THE PRESENT PROCESS ENABLES THE PREPARATION OF POLYDIMETHOXYETHYLENES HAVING MOLECULAR WEIGHTS IN EXCESS OF 60,000.
-
2.发明授权Method for the preparation of acetals and ketals of alpha-chlorinated aldehydes and ketones 失效制备ALPHA-CHLORINATED ALDEHYDES和KETONES的乙酸和乙酯的方法
公开(公告)号：US3784612A
公开(公告)日：1974-01-08
申请号：US3784612D
申请日：1968-11-07
Applicant: DYNAMIT NOBEL AG
Inventor： VOGT W , RICHTZENHAIN H
CPC classification number: C07C41/54 , C07C43/313
Abstract: REACTION OF HALOGENATED OLEFINS OF THE FORMULA
R1-C(-R2)=C(-R3)-X
WHEREIN X IS CHLORINE, FLUORINE BROMINE; R1 AND R2 ARE HYDROGEN, HALOALKYL, ALKYL ALKOXY ALKYL OR ARYL; R2 AND R1 ARE THE SAME OR DIFFERENT RADICALS, AND R2 IS HALOALKYL OR ALKOXYALKYL WITH CHLORINE IN THE PRESENCE OF MONOHYDRIC ALCOHOLS TO PRODUCE A-CHLORINATED ACETALS OR KETALS.
-
Search Results
2
records
(took 0.02 seconds)
