Invention Grant
- Patent Title: Disulfo-type fluorescent whitening agent compositions
- Patent Title (中): 二磺型荧光增白剂组合物
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Application No.: US13496682Application Date: 2010-09-17
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Publication No.: US08696868B2Publication Date: 2014-04-15
- Inventor: Bernhard Hunke , Andrei Tauber , Michael Kraemer , Guenter Klug
- Applicant: Bernhard Hunke , Andrei Tauber , Michael Kraemer , Guenter Klug
- Applicant Address: DE
- Assignee: Blankophor GmbH & Co. KG
- Current Assignee: Blankophor GmbH & Co. KG
- Current Assignee Address: DE
- Agency: Cantor Colburn LLP
- Priority: EP09170579 20090917
- International Application: PCT/EP2010/063702 WO 20100917
- International Announcement: WO2011/033064 WO 20110324
- Main IPC: D21F11/00
- IPC: D21F11/00
Abstract:
Fluorescent whitening agent compositions include at least two specific disulfo-type fluorescent whitening agents for optically whitening paper or board.
Public/Granted literature
- US20120199302A1 DISULFO-TYPE FLUORESCENT WHITENING AGENT COMPOSITIONS Public/Granted day:2012-08-09
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