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Dive into the research topics where Harald Wendel is active.

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Featured researches published by Harald Wendel.


Archive | 1986

Cosmetic compositions based upon N-hydroxypropyl-chitosans, new N-hyroxypropyl-chitosans, as well as processes for the production thereof

Günther Dr. Lang; Gerhard Maresch; Harald Wendel; Eugen Konrad; Hans-Rudi Lenz; Jurgen Titze


Archive | 1983

Cosmetic composition based upon chitosan derivatives, new chitosan derivatives as well as processes for the production thereof

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1988

Macromolecular, surface-active, quaternary, N-substituted chitosan derivatives as well as cosmetic composition based on these new chitosan derivatives

Günther Dr. Lang; Harald Wendel


Archive | 1986

Quaternary hydroxy-propyl-substituted chitosan derivatives, cosmetic compositions based thereon and processes for the production thereof

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1983

Cosmetic agent on the basis of quaternary chitosan derivatives, novel quaternary chitosan derivatives as well as processes for making same

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1983

Cosmetic preparation on the basis of quaternary chitosan derivatives, quaternary chitosan derivatives and process for their preparation

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1989

Process for making quaternary chitosan derivatives for cosmetic agents

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1986

Kosmetische Mittel auf der Basis von quaternären Chitosanderivaten, neue quaternäre hydroxypropyl-substituierte Chitosanderivate sowie Verfahren zu ihrer Herstellung

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1983

COSMETIC COMPOSITIONS BASED ON CHITOSAN DERIVATIVES AND PROCESS FOR PREPARING THESE DERIVATIVES

Günther Dr. Lang; Harald Wendel; Eugen Konrad


Archive | 1987

Cosmetic composition based on chitosan and amphoteric copolymers and a salt of chitosan and polyampholytes

Günther Dr. Lang; Harald Wendel

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