发明授权
- 专利标题: v-Triazoles
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申请号: US48965申请日: 1979-06-15
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公开(公告)号: US4235741A公开(公告)日: 1980-11-25
- 发明人: Kurt Weber , Rudolf Kirchmayr
- 申请人: Kurt Weber , Rudolf Kirchmayr
- 申请人地址: NY Ardsley
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Ardsley
- 优先权: CHX6933/76 19760602; CHX1071/77 19770128
- 主分类号: D06P1/00
- IPC分类号: D06P1/00 ; C07D249/06 ; C08K5/3472 ; D21H21/30
摘要:
Novel 2,4-Bis-(stilben-4'-yl)-v-triazoles of the formula ##STR1## wherein the rings A, B, C, D and E can contain certain nonchromophoric substituents, methods for their preparation as well as their use as optical brighteners are disclosed.
公开/授权文献
- USD383482S apparatus for constituting musical sound signal 公开/授权日:1997-09-09
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