Invention Grant
- Patent Title: Methods for synthesizing zinc-lysine-chloride complex
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Application No.: US16714871Application Date: 2019-12-16
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Publication No.: US11229591B2Publication Date: 2022-01-25
- Inventor: Stanislav Jaracz , Long Pan
- Applicant: Colgate-Palmolive Company
- Applicant Address: US NY New York
- Assignee: Colgate-Palmolive Company
- Current Assignee: Colgate-Palmolive Company
- Current Assignee Address: US NY New York
- Main IPC: A61K8/44
- IPC: A61K8/44 ; A61K8/27 ; A61K8/20 ; A61Q11/00
Abstract:
Disclosed herein are improved methods for the synthesis of zinc-amino acid-halide complexes via reaction of zinc oxide and amino acid hydrochloride with a slight molar excess of amino acid hydrohalide, as well as oral care compositions comprising said complexes made according to said method.
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