公开(公告)号：US3926912A

公开(公告)日：1975-12-16

申请号：US44001474

申请日：1974-02-06

Applicant: BAYER AG

Inventor： MAYER-MADER RUDOLF ,  GOBEL WILHELM

IPC: C07D317/18 ,  C07D317/20 ,  C07D317/24 ,  C07D319/06 ,  C08F2/00 ,  C08F2/38 ,  C08F36/00 ,  C08F36/16 ,  C08F36/18 ,  C08L7/00 ,  C08L11/00 ,  C08L21/00 ,  C08F136/16

CPC classification number: C08F36/16 ,  C07D317/24 ,  C07D319/06 ,  C08F36/18 ,  C08K5/38 ,  C08L11/00 ,  C08L2205/02 ,  C08L2666/08

Abstract: WHEREIN X H, alkyl, aryl, aralkyl or halogen N 1 TO 20, A PROCESS FOR PREPARING THEM, A PROCESS FOR POLYMERISING DIENES AND MONOETHYLENICALLY UNSATURATED COPOLYMERIZABLE MONOMERS IN THE PRESENCE OF THESE PARTICULAR XANTHOGEN DISULPHIDES AND TO VULCANISABLE RUBBER MIXTURES CONSISTING OF AN UNCROSS-LINKED BENZENE SOLUBLE CHLOROPRENE HOMOPOLYMER OR COPOLYMER WHICH IS PREPARED IN THE PRESENCE OF SAID XANTHOGEN DISULPHIDES.

or

in which R is the same or different and denotes the following groups:

This invention relates to xanthogen disulphides of the formula

Abstract translation: 本发明涉及式ROCSSCOR PARALLEL PARALLEL SS的Xanthogen二硫化物，其中R相同或不同，表示以下基团：O-CX2O X2C ANGLE |或X2CCX2 OC-（CX2）n- | ANGLE ANGLE | | OC- （CX2）n -XC | X X2或} X = H，烷基，芳基，芳烷基或卤素} n = 1至20，} WHEREIN X = H，烷基，芳基，芳烷基或卤素N = 1至20，A 制备它们的方法，聚合二烯和单体不饱和可共聚单体在这些特殊的衍生物的存在下的方法，以及包含在已存在的XANTHOGEN DISULPHID中制备的未经连接的苯并噻唑类共聚物或共聚物的VULCANISABLE RUBBER MIX 。

公开(公告)号：US3595847A

公开(公告)日：1971-07-27

申请号：US3595847D

申请日：1968-12-30

Applicant: BAYER AG

Inventor： MAYER-MADER RUDOLF ,  WOLFF WILLI ,  HUTHER EDMUND

IPC: C08C3/00 ,  C08C19/08 ,  C08F36/16 ,  C08F236/16 ,  C08D1/09 ,  C08D5/00 ,  C08F27/06

CPC classification number: C08F36/16 ,  C08C3/00 ,  C08C19/08 ,  C08F236/16

Abstract: PROCESS FOR PRODUCING SULPHUR-MODIFIED CHLOROPRENE POLYMERS HAVING A PREDETERMINED MOONEY VISCOSITY BY POLYMERISING CHLOROPRENE AND UP TO 20% BY WEIGHT OF A COMONOMER IN AQUEOUS EMULSION WITH A PEPTISING AGENT, WHERE COAGULATION OF THE LATEX IS EFFECTED IMMEDIATELY AFTER ADDITION OF THE PEPTISING AGENT AND THAT THE POLYMER IS DRIED UNTIL A MOONEY VISCOSITY OF 30 TO 10 MOONEY UNITS ABOVE THE POTENTIAL MINIMUM IS OBTAINED.

公开(公告)号：US3704283A

公开(公告)日：1972-11-28

申请号：US3704283D

申请日：1971-01-05

Applicant: BAYER AG

Inventor： MAYER-MADER RUDOLF ,  SCHWINUM ERNST

IPC: C08F36/18 ,  C08F2/22 ,  C08F36/16 ,  C08G33/00

CPC classification number: C08F36/16

Abstract: A PROCESS FOR THE PRODUCTION OF SULPHUR-MODIFIED CHLOROPRENE POLYMERS BY EMULSION POLYMERISING CHLOROPRENE, 0 TO 20% BY WEIGHT, BASED ON TOTAL MONOMERS, OF AN ETHYLENICALLY UNSATURATED COPOLYMERISABLE COMPOUND, AND 0.1 TO 2% BY WEIGHT BASED ON TOTAL MONOMERS OF SULPHUR WHEREIN THE COPOLYMERISATION REACTION IS CARRIED OUT IN THE PRESENCE OF FROM 0.5 TO 5% BY WEIGHT, BASED ON TOTAL MONOMERS OF A WATER-SOLUBLE AMINE OF THE FORMULA

R1-N(-R2)-R3

IN WHICH R1 AND R2 EACH REPRESENTS AND HYDROXYALKYL GROUP WITH 2 TO 5 CARBON ATOMS AND R3 HAS THE SAME MEANING AS R1 AND R2 OR REPRESENTS A METHYL GROUP.

公开(公告)号：US3878181A

公开(公告)日：1975-04-15

申请号：US43134574

申请日：1974-01-07

Applicant: BAYER AG

Inventor： MAYER-MADER RUDOLF ,  HOHMANN GERHARD

IPC: C08F2/00 ,  C08F2/22 ,  C08F2/38 ,  C08F36/00 ,  C08F36/16 ,  C08F36/18 ,  C08D3/14 ,  C08F3/20

CPC classification number: C08F36/16

Abstract: A process for terminating the polymerisation of chloroprene and/or 2,3-dichlorobutadiene in which diethylhydroxylamine is added to the polymerisation mixture in an amount sufficient to stop polymerisation.

Abstract translation: 终止氯丁二烯和/或2,3-二氯丁二烯的聚合的方法，其中二乙基羟胺以足以停止聚合的量加入聚合混合物中。

公开(公告)号：US3875201A

公开(公告)日：1975-04-01

申请号：US30513372

申请日：1972-11-09

Applicant: BAYER AG

Inventor： MAYER-MADER RUDOLF ,  BOLDT JURGEN

IPC: C08F2/00 ,  C07C67/00 ,  C07C325/00 ,  C07C329/14 ,  C07C329/16 ,  C08F2/38 ,  C08F2/42 ,  C08F36/00 ,  C08F36/04 ,  C08F36/16 ,  C08F36/18 ,  C07C154/02

CPC classification number: C08F36/18 ,  C07C329/00 ,  C08F36/04 ,  C08F36/16 ,  C08F2/38 ,  C08F4/28

Abstract: Dialkoxyxanthogendisulphides, their production by reacting an alcohol and carbondisulphide in the presence of alkali and subsequent oxydation, use of these dialkoxyxanthogendisulphides as molecular weight regulators in polymerisation processes and a mixture of chloroprene-copolymers made in the presence of dialkoxyxanthogendisulphides.

Abstract translation: 二烷氧基硫醇，它们通过在碱存在下使醇和碳二硫化物反应而产生，随后氧化，在聚合过程中使用这些二烷氧基硫杂硫脲作为分子量调节剂，并在二烷氧基硫杂硫酸盐存在下制备氯丁二烯共聚物的混合物。