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公开(公告)号:CH467318A
公开(公告)日:1969-01-15
申请号:CH1049466
申请日:1966-07-20
Applicant: BASF AG
Inventor: LUDSTECK DIETER DR , KAUFMANN OTTO DR
IPC: C07D231/26 , C09B55/00
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公开(公告)号:DE1794132A1
公开(公告)日:1971-10-07
申请号:DE1794132
申请日:1968-09-12
Applicant: BASF AG
Inventor: KAUFMANN OTTO DR , DAEUBLE MANFRED DR , WITSCH HEINZ-GUENTER DR , LUEBCKE ENNO DR , BAYEW DIMITER DR
Abstract: 1,272,114. Dye solutions. BADISCHE ANILIN- & SODA-FABRIK A.G. 11 Sept., 1969 [12 Sept., 1968], No. 44825/69. Heading D1B. [Also in Division C3] The invention comprises concentrated solutions of dyes of formula I in which R is an optionally substituted alkylene, cycloalklene or arylene radical and X is a hydrogen atom or a radical of formula II dissolved in an organic oxygen-containing solvent miscible with water in all proportions. Solvents suitable for preparing the solutions are alcohols and their esters and ethers, ethanolamines, and open-chain or cyclic carboxamides or mixtures thereof. In particular ethylene glycol, tri-ethylene glycol, di-ethylene glycol, 1, 2-propylene glycol, ethylene glycol mono-n-butyl ether, ethylene glycol monomethyl ether, diethylene glycol mono-n-butyl ether, diethylene glycol monomethyl ether, triethylene glycol mono-n-butyl-ether, glycol monoacetate, glycerol, glycol aldehyde, glycolic acid, ethylene carbonate, propylene carbonate, butyrol-acetone, pyrrolidone-2, N-methylpyrrolidone, dimethylformamide, tetrahydrofurane, dioxane and dimethyl sulphoxide are specified.
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公开(公告)号:DE933622C
公开(公告)日:1955-09-29
申请号:DEB0026424
申请日:1953-07-10
Applicant: BASF AG
Inventor: PFITZNER HELMUT DR , KAUFMANN OTTO DR , EISELE JULIUS DR , FEDERKIEL WILHELM
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公开(公告)号:DE846142C
公开(公告)日:1952-08-11
申请号:DEB0007724
申请日:1950-06-30
Applicant: BASF AG
Inventor: PFITZNER HELMUT DR , KAUFMANN OTTO DR
IPC: C09B45/48
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公开(公告)号:CH320319A
公开(公告)日:1957-03-31
申请号:CH320319D
申请日:1953-09-23
Applicant: BASF AG
Inventor: PFITZNER HELMUT DR , KAUFMANN OTTO DR
IPC: C09B45/14
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公开(公告)号:DE893699C
公开(公告)日:1953-10-19
申请号:DEB0016051
申请日:1951-07-27
Applicant: BASF AG
Inventor: KAUFMANN OTTO DR
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公开(公告)号:DE889196C
公开(公告)日:1953-09-07
申请号:DEB0016025
申请日:1951-07-26
Applicant: BASF AG
Inventor: KAUFMANN OTTO DR
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公开(公告)号:DE870149C
公开(公告)日:1953-03-12
申请号:DEB0014165
申请日:1951-03-14
Applicant: BASF AG
Inventor: PFITZNER HELMUT DR , KAUFMANN OTTO DR
IPC: C09B55/00
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