NEPSILON-LONG CHAIN ACYL LYSINE CRYSTAL PRODUCTION METHOD AND COMPOSITION CONTAINING SAID CRYSTALS

NEPSILON-LONG CHAIN ACYL LYSINE CRYSTAL PRODUCTION METHOD AND COMPOSITION CONTAINING SAID CRYSTALS

An unground Nε-long chain acyl lysine crystal production method that includes: preparing a solution having at least one type of Nε-long chain acyl lysine dissolved in an acidic or basic solvent including water and/or one type selected from water-soluble organic solvents; dipping the solution into an...

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Bibliographische Detailangaben
Hauptverfasser: YAMATO, Naoya, SHUVENDU, Biswas
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:An unground Nε-long chain acyl lysine crystal production method that includes: preparing a solution having at least one type of Nε-long chain acyl lysine dissolved in an acidic or basic solvent including water and/or one type selected from water-soluble organic solvents; dipping the solution into an acidic solution having a pH of at least 0.2 and less than 2.0, at a temperature of no more than 20° C.; and crystallizing Nε-long chain acyl lysine crystals.