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公开(公告)号:CA2229614A1
公开(公告)日:1998-09-12
申请号:CA2229614
申请日:1998-03-11
Applicant: BASF AG
Inventor: BREITENBACH JOERG , ROSENBERG JOERG , ZEIDLER JUERGEN , KLEINKE ANDREAS , MAIER WERNER
Abstract: A process for producing solid combination tablets which have at least two phases comprises molding a melt of a polymeric binder with or without at least one active ingredient, there being at least one solid product, which may contain an active ingredient incorporated into the still plastic composition during the molding step.
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公开(公告)号:CA2265532A1
公开(公告)日:1998-03-19
申请号:CA2265532
申请日:1997-09-11
Applicant: BASF AG
Inventor: ROSENBERG JOERG , BREITENBACH JOERG , KLEINKE ANDREAS , KOTHRADE STEPHAN
Abstract: The present invention relates to a process for producing solid dosage forms by mixing at least one polymer binder, possibly at least one active substance and possibly the usual additives, as well as products derived from this mixture, of which at least one component is added in liquid state.
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公开(公告)号:CZ9503429A3
公开(公告)日:1996-03-13
申请号:CZ342995
申请日:1994-06-20
Applicant: BASF AG
Inventor: PIPPER GUNTER , KLEINKE ANDREAS , HILDENBRAND PETER
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公开(公告)号:CZ342995A3
公开(公告)日:1996-03-13
申请号:CZ342995
申请日:1994-06-20
Applicant: BASF AG
Inventor: PIPPER GUNTER , KLEINKE ANDREAS , HILDENBRAND PETER
Abstract: PCT No. PCT/EP94/01998 Sec. 371 Date Dec. 28, 1995 Sec. 102(e) Date Dec. 28, 1995 PCT Filed Jun. 20, 1994 PCT Pub. No. WO95/01389 PCT Pub. Date Jan. 12, 1995A process for the continuous production of polyamides from a mixture of at least one lactam and water and, if required, other monomer units and/or conventional additives and fillers under polyamide-forming conditions, where the mixture of the starting materials is heated in liquid phase in a first reaction zone until a conversion of at least 70% is reached, and undergoes adiabatic decompression and further polymerization in another reaction zone, wherein, in the first reaction zone, 0.5-7% by weight of water are employed, the temperature is increased to the range from 220 DEG to 310 DEG C., and polymerization is carried out until a conversion of at least 85% is reached and, in the second reaction zone, after the decompression further polymerization is carried out in the range from 215 DEG to 300 DEG C. without heat input.
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