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1.发明授权Foamable particulate styrene polymers for the production of moldings exhibiting good dimensional stability and good fusion 失效用于生产模制品的可泡沫聚苯乙烯聚合物展示良好的尺寸稳定性和良好的熔融
公开(公告)号：US3755209A
公开(公告)日：1973-08-28
申请号：US3755209D
申请日：1972-01-31
Applicant: BASF AG
Inventor： NINTZ E , STAHNECKER E , KEPPLER H , ZUERN L
CPC classification number: C08J9/0014 , C08J9/20 , C08J2325/00 , C08K5/02 , C08K5/17 , Y10S260/24 , C08L25/00
Abstract: The invention relates to foamable particulate self-extinguishing styrene polymers which, on account of their low content of oxyalkylation product of ammonia or amine, are suitable for making foam articles exhibiting good fusion and good dimensional stability, and to a process for their production.
Abstract translation: 本发明涉及可发泡颗粒自熄性苯乙烯聚合物，由于它们低氨基或胺的烷氧基化产物的含量低，适用于制备展现出良好的融合性和良好的尺寸稳定性的泡沫制品及其生产方法。
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公开(公告)号：US3829378A
公开(公告)日：1974-08-13
申请号：US29446172
申请日：1972-10-02
Applicant: BASF AG
Inventor： KEPPLER H , ZUERN L , STAHNECKER E
CPC classification number: C02F1/722 , C02F1/5236 , C02F2103/38
Abstract: PROCESS FOR PURIFYING WASTE WATER OBTAINED IN THE PRODUCTION OF STYRENE BEAD POLYMERS IN THE PRESENCE OF VINYL PYRROLIDONE POLYMERS OR VINYL ALCOHOL POLYMERS USED AS SUSPENSION STABILIZERS, WHICH PROCESS COMPRISES TREATING SAID WASTE WATER AT 70-180*C. WITH 0.02 TO 5% BY WEIGHT OF THE PERSULFATE OF SODIUM, POTASIUM OR AMMONIUM IN ORDER TO FLOCCULATE THE SUSPENDED MATTER.
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公开(公告)号：DK118210B
公开(公告)日：1970-07-20
申请号：DK100267
申请日：1967-02-24
Applicant: BASF AG
Inventor： ZUERN L , STAHNECKER E , BUCHHOLZ K
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Patent Agency Ranking
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公开(公告)号：SE7413688A
公开(公告)日：1975-05-05
申请号：SE7413688
申请日：1974-10-30
Applicant: BASF AG
Inventor： BECK G , ZUERN L , STAHNECKER E
CPC classification number: B60C17/06 , B60C17/065
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