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公开(公告)号:AU577448B2
公开(公告)日:1988-09-22
申请号:AU5409786
申请日:1986-02-26
Applicant: BASF AG
Inventor: PFOHL SIGBERG , HARTMANN HEINRICH , FREY GUENTER , KROENER MICHAEL , GUTH KLAUS
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公开(公告)号:NO158222C
公开(公告)日:1988-08-03
申请号:NO822467
申请日:1982-07-16
Applicant: BASF AG
Inventor: BRUNNMUELLER FRITZ , SCHNEIDER ROLF , KROENER MICHAEL , MUELLER HANS , LINHART FRIEDRICH , BURKERT HANS , BEYER KARL-HEINZ
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公开(公告)号:NO158222B
公开(公告)日:1988-04-25
申请号:NO822467
申请日:1982-07-16
Applicant: BASF AG
Inventor: BRUNNMUELLER FRITZ , SCHNEIDER ROLF , KROENER MICHAEL , MUELLER HANS , LINHART FRIEDRICH , BURKERT HANS , BEYER KARL-HEINZ
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公开(公告)号:NO880856D0
公开(公告)日:1988-02-26
申请号:NO880856
申请日:1988-02-26
Applicant: BASF AG
Inventor: DEGEN HANS-JURGEN , PFOHL SIGBERG , WEBERNDOERFER VOLKMAR , REHMER GERD , KROENER MICHAEL , STANGE ANDREAS
Abstract: Paper and paperboard of high dry strength are produced by adding a dry strength enhancer to the paper stock and dewatering the paper stock with sheet formation by using as the dry strength enhancer a mixture of a cationic polymer which contains as characteristic monomers copolymerized units of (a) diallyldimethylammonium chloride, (b) N-vinylamine or (c) a substituted or unsubstituted N-vinylimidazoline and has a K value of not less than 30, and natural potato starch which is converted into a water-soluble form by heating in an aqueous medium at above the gelatinization temperature of natural potato starch in the absence of any oxidizing agents or alkali.
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公开(公告)号:NO870442L
公开(公告)日:1987-08-06
申请号:NO870442
申请日:1987-02-04
Applicant: BASF AG
Inventor: KROENER MICHAEL , SCHMIDT WILLI , OFTRING ALFRED , PROLL THEO , HARTMANN HEINRICH
IPC: C07C231/24 , C07C67/00 , C07C231/00 , C07C233/00 , C07C233/03 , C07C233/15 , C08F26/00 , C08F126/02 , C07C103/00
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公开(公告)号:DK57687A
公开(公告)日:1987-08-06
申请号:DK57687
申请日:1987-02-04
Applicant: BASF AG
Inventor: KROENER MICHAEL , SCHMIDT WILLI , OFTRING ALFRED , PROLL THEO , HARTMANN HEINRICH
IPC: C07C231/24 , C07C67/00 , C07C231/00 , C07C233/00 , C07C233/03 , C07C233/15 , C08F26/00 , C08F126/02 , C07C103/365 , C07C102/00
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公开(公告)号:ZA8509103B
公开(公告)日:1986-08-27
申请号:ZA8509103
申请日:1985-11-28
Applicant: BASF AG
Inventor: BRUNMUELLER FRITZ , KROENER MICHAEL , HARTMANN HEINRICH , LINHART FRIEDRICH , PFITZNER KLAUS
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公开(公告)号:FI854625A
公开(公告)日:1986-05-30
申请号:FI854625
申请日:1985-11-22
Applicant: BASF AG
Inventor: BRUNNMUELLER FRITZ , KROENER MICHAEL , HARTMANN HEINRICH , LINHART FRIEDRICH , PFITZNER KLAUS
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公开(公告)号:FI70230B
公开(公告)日:1986-02-28
申请号:FI822102
申请日:1982-06-11
Applicant: BASF AG
Inventor: BRUNNMUELLER FRITZ , SCHNEIDER ROLF , KROENER MICHAEL , MUELLER HANS , LINHART FRIEDRICH , BURKERT HANS , BEYER KARL-HEINZ
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公开(公告)号:FI860787A0
公开(公告)日:1986-02-24
申请号:FI860787
申请日:1986-02-24
Applicant: BASF AG
Inventor: PFOHL SIGBERG , HARTMANN HEINRICH , FREY GUENTER , KROENER MICHAEL , GUTH KLAUS
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