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11.发明授权Method for anionic polymerization of alpha-pyrrolidone or alpha-piperidone with quaternary ammonium salts 失效ALPHA-吡咯烷酮或ALPHA-PIPERIDONE与季铵盐的阴离子聚合方法
公开(公告)号：US3835100A
公开(公告)日：1974-09-10
申请号：US22631472
申请日：1972-02-14
申请人： ANVAR
发明人： SEKIGUCHI H , RAPACOULIA P , COUTIN B
IPC分类号： C07D207/26 , C07D207/267 , C07D207/40 , C07D209/86 , C07D211/76 , C08G69/24 , C08G20/18
CPC分类号： C07D207/267 , C07D207/40 , C07D209/86 , C07D211/76 , C08G69/24
摘要： THE INVENTION PROPOSES NEW CATALYST CONSISTING OF QUATERNNARY AMMONIUM SALTS OF LACTAMS OR ETHER ORGANIC COMPOUNDS HAVING ONE OR MORE HYDROGEN ATOMS OF ACIDIC NATURE AND HAVING PK VALUES RANGING FROM ABOUT 14 TO ABOUT 30, WHICH CATALYSTS ARE OBTAINED BY REACTING QUATERNARY AMMONIUM ALKOXIDES WITH CORRESPONDING LACTAMS OR WEAK ACIDS, AS WELL AS A NEW PROCESS FOR POLYMERIZING OMEGA-LACTAMS, IN PARTICULAR ALPHA-PYRROLIDONE AND ALPHAPIPERIDONE, IN PRESENCE OF THE ABOVE CATALYSTS.
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12.发明授权
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公开(公告)号：US3770689A
公开(公告)日：1973-11-06
申请号：US3770689D
申请日：1971-01-21
申请人： STAMICARBON
发明人： VAN DER LOOS J , CLAASSEN P
CPC分类号： C08G69/18 , C08L77/02 , C08L2666/02
摘要： AN IMPROVED PROCESS FOR THE ANIONIC, CATALYTIC POLYMERIZATION OF LACTAMS WITH THE AID OF ONE OR MORE PROMOTERS IS DISCLOSED WHEREBY A POLYAMIDE POLYMER HAVING IMPROVED IMPACT RESISTANCE IS PRODUCED. THE POLYMERIZATION IS CARRIED OUT IN THE PRESENCE OF A POLYETHER WITH ETHERIFIED OH GROUPS AND WHICH IS SOLUBLE IN THE MOLTEN LACATAM REACTION MIXTURE.
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公开(公告)号：US3671501A
公开(公告)日：1972-06-20
申请号：US3671501D
申请日：1970-07-09
申请人： UNION CARBIDE CORP
发明人： JOHNSON HERBERT E
CPC分类号： C08G69/20
摘要： A substituted biuret compound is used as an initiator or activator with alkaline catalyst in the anionic polymerization of lactam monomer so as to provide for a rapid polymerization process.
摘要翻译： 在内酰胺单体的阴离子聚合中，取代的缩二脲化合物用作具有碱性催化剂的引发剂或活化剂，以提供快速聚合方法。
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15.发明授权Lactam polymerization with n,n{40 -dialkyl-azetidinedione initiators 失效与N，N {40-二甲基亚氨基二乙酸酯引发剂的LACTAM聚合
公开(公告)号：US3671500A
公开(公告)日：1972-06-20
申请号：US3671500D
申请日：1970-07-09
申请人： UNION CARBIDE CORP
发明人： JOHNSON HERBERT E
CPC分类号： C08G69/20
摘要： An N,N''-dialkyl-azetidinedione compound is used as an initiator or activator with alkaline catalyst in the anionic polymerization of lactam monomer so as to provide for a rapid polymerization process.
摘要翻译： 在内酰胺单体的阴离子聚合中，使用N，N'-二烷基 - 氮杂一二酮化合物作为具有碱性催化剂的引发剂或活化剂，以提供快速聚合方法。
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公开(公告)号：US3671499A
公开(公告)日：1972-06-20
申请号：US3671499D
申请日：1970-07-09
申请人： UNION CARBIDE CORP
发明人： MOYER CHARLES E JR
CPC分类号： C08G69/20
摘要： An allophanoyl halide compound is used as an initiator or activator with alkaline catalyst in the anionic polymerization of lactam monomer so as to provide for a rapid polymerization process.
摘要翻译： 在内酰胺单体的阴离子聚合中，使用醛基卤化合物作为具有碱性催化剂的引发剂或活化剂，以提供快速的聚合方法。
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公开(公告)号：US3635913A
公开(公告)日：1972-01-18
申请号：US3635913D
申请日：1969-10-23
申请人： BAYER AG
CPC分类号： C08G69/20
摘要： PROCESS FOR PREPARING POLYAMIDES COMPRISING POLYMRIZING AN ANHYDROUS LACTAM IN THE PRESENCE OF A CATALYTIC AMOUNT OF AN ALKALI METAL-OR ALKALINE EARTH METAL-CALKYL LACTAM. C-CYCLO-ALKYL LACTAM, ARALKYL LACTAM OR ARYL LACTAM AT A TEMPERTURE OF ABOUT 100*C., PREFERABLY IN THE PRESENCE OF AN ACCELERATOR SELECTED FROM THE GROUP OF ORGANIC ISOCYANATED, CARBODIIMIDES, CYANAMIDES, N - ACYL - LACTAMS, AND N - DIACYL - AMINES. THE CATALYST IS PREFERABLY INTIALLY DISOLVED IN AN INERT ORGANIC SOLVENT AND THEN ADDED TO THE POLYMERIZATION SYSTEM.
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公开(公告)号：US3585171A
公开(公告)日：1971-06-15
申请号：US3585171D
申请日：1968-06-27
申请人： BASF AG
发明人： STEINHOFER ADOLF , PATSCH MANFRED , DOERFEL HELMUT , FALKENSTEIN GEORG , JESTERICH WOLFGANG-DIETER
CPC分类号： C08G69/20
摘要： A PROCESS FOR ACCELERATING POLYMERIZATION OF LACTAMS CARRIED OUT IN THE PRESENCE OF ALKALINE CATALYSTS AT TEMPERATURES OF FROM 80* TO 200*C. USING LACTAM-N-CARBOXYLIC ACID CARBAZOLAMIDES AS ACTIVATORS.
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公开(公告)号：US3565834A
公开(公告)日：1971-02-23
申请号：US3565834D
申请日：1968-12-11
申请人： BASF AG
发明人： DACHS KARL , WILHELM HANS
CPC分类号： C08J9/04 , B29C39/006 , B29C41/003 , B29C41/04 , B29K2077/00 , B29K2105/0067 , B29K2105/04 , B29L2015/003 , B29L2023/22 , B29L2031/16 , C08G69/18 , C08J2377/02
摘要： PRODUCTION OF POLYAMIDE MOLDINGS WHICH CAN BE USED AS ROLLERS, GEAR WHEELS OR PIPES BY ACTIVATED ANIONIC POLYMERIZATION OF A LACTAM IN THE PRESENCE OF AN ANIONIC CATALYST AND A CATALYST WHEREIN SAID LACTAM IS POLYMERIZED IN THE PRESENCE OF, AND IS REACTED DURING POLYMERIZATION WITH, A POLEPOXIDE. ALSO, PRODUCTION OF VISCOELASTIC FOAMS WITH, A POLYEPOXIDE. ALSO, PRODUCTION OF VISCOELASTIC FOAMS BY EMPLOYMENT OF GAS-PRODUCING FOAMING AGENT IN REACTION MIXTURE.
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20.发明授权
公开(公告)号：US3462397A
公开(公告)日：1969-08-19
申请号：US3462397D
申请日：1967-02-03
申请人： HOECHST AG
发明人： RUPP WALTER , BEERMANN CLAUS
CPC分类号： C08G69/22
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