Invention Grant
US4502865A Fibre-reactive chromium complex dyes, process for their manufacture and
use thereof to dye cellulose or wool
失效
纤维反应性铬复合染料，其制造方法及其用于染色纤维素或羊毛
- Patent Title: Fibre-reactive chromium complex dyes, process for their manufacture and use thereof to dye cellulose or wool
- Patent Title (中): 纤维反应性铬复合染料，其制造方法及其用于染色纤维素或羊毛
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Application No.: US557715Application Date: 1983-12-02
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Publication No.: US4502865APublication Date: 1985-03-05
- Inventor: Gerhard Back , Fabio Beffa , Hans-Ulrich Sch/u/ tz
- Applicant: Gerhard Back , Fabio Beffa , Hans-Ulrich Sch/u/ tz
- Applicant Address: NY Ardsley
- Assignee: Ciba-Geigy Corporation
- Current Assignee: Ciba-Geigy Corporation
- Current Assignee Address: NY Ardsley
- Priority: DEX8086/76 19760624; CHX3153/77 19770314
- Main IPC: C09B62/032
- IPC: C09B62/032 ; C09B62/477 ; D06P1/38 ; D06P5/28 ; C09B45/16 ; D06P3/14
Abstract:
Novel chromium complex dyes are disclosed which have the formula ##STR1## wherein S.sub.1 represents a hydrogen or halogen atom, a nitro group, a sulpho group, an alkyl or alkoxy radical, an acylamino or arylazo group,S.sub.2 represents a hydrogen or halogen atom, a nitro group, a sulpho group, an alkyl or alkoxy radical,S.sub.3 represents a hydrogen atom, a nitro group or a halogen atom,P is 1 or 2,R represents a fluorochloropyrimidyl or fluorotriazinyl radical, a chloroacetyl, bromoacetyl, .alpha.-chloro- or .alpha.-bromoacryloyl radical or an .alpha.,.beta.-dichloro- or .alpha.,.beta.-dibromopropionyl radical, andK.sup..sym. represents a cation.
Public/Granted literature
- US5087299A Vibration-proof tungsten wire Public/Granted day:1992-02-11
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