Invention Application
US20140299024A1 SHELLAC-COATED PARTICLES OF ACTIVE INGREDIENTS WITH CONTROLLED RELEASE PROPERTIES AT HIGH PH-VALUES, PROCESS FOR THEIR MANUFACTURE AND USE THEREOF
有权
具有高PH值的控制释放特性的活性成分的SHELLAC涂层颗粒，其制造及其使用过程
- Patent Title: SHELLAC-COATED PARTICLES OF ACTIVE INGREDIENTS WITH CONTROLLED RELEASE PROPERTIES AT HIGH PH-VALUES, PROCESS FOR THEIR MANUFACTURE AND USE THEREOF
- Patent Title (中): 具有高PH值的控制释放特性的活性成分的SHELLAC涂层颗粒，其制造及其使用过程
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Application No.: US14361849Application Date: 2012-11-22
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Publication No.: US20140299024A1Publication Date: 2014-10-09
- Inventor: Wolfgang Seidl , Dawid Marczewski , Sascha Raspl , Steffen Wache , Michael Schinabeck , Stefan Friedrich
- Applicant: Construction Research & Technology GmbH
- Priority: EP11194032.6 20111216
- International Application: PCT/EP2012/073339 WO 20121122
- Main IPC: C04B24/34
- IPC: C04B24/34 ; C04B41/45 ; C04B41/00 ; C04B24/26
Abstract:
Suggested is a novel coated particle of active ingredients with controlled release properties at pH-values from 10 to 14, wherein the active ingredient is selected from one or more construction chemical additives for the control of inorganic binders, characterized in that the coating comprises shellac, a process for its manufacture and the use thereof as an additive for mortars, dry mortars, cement slurries and/or concretes.
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