Invention Grant
- Patent Title: Production of pharmaceutical protective coatings with good resistance in a neutral environment
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Application No.: US15848124Application Date: 2017-12-20
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Publication No.: US10912835B2Publication Date: 2021-02-09
- Inventor: Karl Kolter , Silke Gebert , Michael Klemens Müller , Maximilian Angel
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Servilla Whitney LLC
- Main IPC: A61K47/32
- IPC: A61K47/32 ; A61K9/00 ; A61K47/12 ; A61K9/28 ; A61K9/50
Abstract:
Pharmaceutical coatings obtained from coating compositions based on film-forming copolymers of N,N-diethylaminoethyl methacrylate (DEAEMA) and methyl methacrylate (MMA) comprising a weight ratio of DEAEMA:MMA in the range of 35:65 to 55:45, where the copolymers are present partially neutralized with C3-C10-dicarboxylic acids.
Public/Granted literature
- US20180110858A1 Production Of Pharmaceutical Protective Coatings With Good Resistance In A Neutral Environment Public/Granted day:2018-04-26
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