Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer
A cosmetic ingredient used as surfactant - emulsifying, hair conditioning, surfactant - cleansing in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Trimethylsilyl Alanine PG-Propyl Methylsilanediol Crosspolymer is the reaction product of Alanine that has been condensed with glycidoxypropylmethyldiethoxysilane followed by hydrolysis to produce the silane diol. Then the silane diol is crosslinked by condensation with hydrolyzed methyltriethoxysilane, hydrolyzed dimethyldiethoxysilane, and hydrolyzed C6-10 alkyl triethoxysilane, and end-capped with hydrolyzed trimethylchlorosilane.
What does it do?
Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Surfactant - emulsifying
surfactant that forms and stabilises emulsions of oil and water — without it, creams and lotions would separate
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Hair conditioning
improves the appearance, feel, and manageability of hair
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Surfactant - cleansing
surfactant whose primary cosmetic role is cleansing — the active workhorse in soaps, shampoos, and body washes
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Skin conditioning - miscellaneous
improves skin condition through mechanisms not classified under the more specific emollient or humectant subcategories
EU regulatory status
Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer?
Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer is a cosmetic ingredient catalogued in the EU CosIng database. Trimethylsilyl Alanine PG-Propyl Methylsilanediol Crosspolymer is the reaction product of Alanine that has been condensed with glycidoxypropylmethyldiethoxysilane followed by hydrolysis to produce the silane diol. Then the silane diol is crosslinked by condensation with hydrolyzed methyltriethoxysilane, hydrolyzed dimethyldiethoxysilane, and hydrolyzed C6-10 alkyl triethoxysilane, and end-capped with hydrolyzed trimethylchlorosilane.
Is Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer allowed in cosmetics in the EU?
Yes. Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer do in cosmetic products?
Trimethylsilyl Alanine Pg-Propyl Methylsilanediol Crosspolymer is declared in the EU cosmetic ingredient inventory with these functions: surfactant - emulsifying, hair conditioning, surfactant - cleansing, skin conditioning - miscellaneous.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 23/05/2023