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公开(公告)号:DE3222195A1
公开(公告)日:1983-12-15
申请号:DE3222195
申请日:1982-06-12
Applicant: BASF AG
Inventor: MERKEL DIETER DR , MATTHIAS GUENTHER DR , DIEM HANS DR , WITTMANN OTTO
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公开(公告)号:CH633303A5
公开(公告)日:1982-11-30
申请号:CH73978
申请日:1978-01-24
Applicant: BASF AG
Inventor: REUTHER WOLFGANG DR , SEGNITZ ADOLPH DR , WITTMANN OTTO , WINTER JUERGEN
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公开(公告)号:DE2861866D1
公开(公告)日:1982-07-15
申请号:DE2861866
申请日:1978-10-06
Applicant: BASF AG
Inventor: BRUNNMUELLER FRITZ DR , MAYER HOHANN DR , LEHMANN GERHARD J , WITTMANN OTTO , BOLZ WERNER , KAESBAUER FRIEDRICH DR
IPC: C08G12/12 , C08G12/38 , C09J161/24 , C09J161/30 , C09J3/16
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公开(公告)号:FI58934B
公开(公告)日:1981-01-30
申请号:FI195774
申请日:1974-06-26
Applicant: BASF AG
Inventor: EISELE WOLFGANG , PETERSEN HARRO , MAYER JOHANN , WITTMANN OTTO
IPC: C08G12/00 , B27N3/02 , C08G12/12 , C09J161/20 , C09J161/24 , C09J3/16
Abstract: Condensates containing urea and formaldehyde in a molar ratio of from 1:2.5 to 1:4.5 are converted into wood glue by allowing the viscosity to increase at a pH of from 1 to 3 and at only slightly elevated temperature and then adding urea at a pH of 7 to 9.
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公开(公告)号:CH598294A5
公开(公告)日:1978-04-28
申请号:CH916174
申请日:1974-07-04
Applicant: BASF AG
Inventor: EISELE WOLFGANG DR , PETERSEN HARRO DR , MAYER JOHANN DR , WITTMANN OTTO
IPC: C08G12/00 , B27N3/02 , C08G12/12 , C09J161/20 , C09J161/24 , C09J3/16
Abstract: Condensates containing urea and formaldehyde in a molar ratio of from 1:2.5 to 1:4.5 are converted into wood glue by allowing the viscosity to increase at a pH of from 1 to 3 and at only slightly elevated temperature and then adding urea at a pH of 7 to 9.
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公开(公告)号:CA998492A
公开(公告)日:1976-10-12
申请号:CA163704
申请日:1973-02-14
Applicant: BASF AG
Inventor: ERHARDT KLAUS , PETERSEN HARRO , REUTHER WOLFGANG , WITTMANN OTTO , BRUNNMUELLER FRITZ , GRABOWSKY OTTO , MAYER JOHANN , LENZ JOHANN
IPC: C08G12/00 , B27N3/00 , C08G12/12 , C09J161/20
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公开(公告)号:CA902505A
公开(公告)日:1972-06-13
申请号:CA902505D
Applicant: BASF AG
Inventor: POMMER ERNST-HEINRICH , ZOLLER KARL , HUCHLER OTTO , METZGER HORST , BRUNNMUELLER FRIEDRICH , RAFF PAUL , WITTMANN OTTO , CLAD WERNER H
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公开(公告)号:DE1653169A1
公开(公告)日:1971-05-27
申请号:DE1653169
申请日:1968-01-20
Applicant: BASF AG
Inventor: SKARK LEOPOLD DR , CLAD WERNER DIPL-ING DR , WITTMANN OTTO
IPC: C08L61/06 , C08L61/10 , C08L75/00 , C08L97/02 , C09J161/14
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公开(公告)号:FR1429985A
公开(公告)日:1966-02-25
申请号:FR13600
申请日:1965-04-16
Applicant: BASF AG
Inventor: GAJEK CONRAD , WITTMANN OTTO , CLAD WERNER HELMUT
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公开(公告)号:ES2134545T3
公开(公告)日:1999-10-01
申请号:ES96114804
申请日:1996-09-16
Applicant: BASF AG
Inventor: UTECHT JENS DR , NIESSNER MANFRED DR , KIRCHGASSNER UWE DR , WITTMANN OTTO , DECHER JAKOB , JACKH CHRISTOF DR
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