PROCESS FOR THE PHOTOCHEMICAL STABILIZATION OF UNDYED AND DYED POLYPROPYLENE FIBRES

A process is disclosed for the photochemical stabilization of undyed and dyed polypropylene fibre material with light stabilizers, which process comprises treating said material with an aqueous solution containing a light stabilizer from the class of the sterically hindered amines.

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Bibliographic Details
Main Author REINERT; GERHARD
Format Patent
LanguageEnglish
Published 15.10.1991
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM
DYEING OR PRINTING TEXTILES
FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
LAUNDERING
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
TEXTILES
THEIR PREPARATION OR CHEMICAL WORKING-UP
TREATMENT OF TEXTILES OR THE LIKE
TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:A process is disclosed for the photochemical stabilization of undyed and dyed polypropylene fibre material with light stabilizers, which process comprises treating said material with an aqueous solution containing a light stabilizer from the class of the sterically hindered amines.
Bibliography:Application Number: US19890363649