Polyquaternium-70 is a copolymer, the polymeric quaternary ammonium salt formed of an ethoxylated, propoxylated stearyl amine condensed with adipic acid and dilinoleic acid and quaternized with dimethyl sulfate

The number is a chronological reference to the date of registration.

It occurs as a colourless to light yellow liquid, soluble in water, insoluble in ester, hydrocarbons and ketone.

What it is used for and where

Cosmetics

Hair conditioning agent. A large number of ingredients with specific purposes can co-exist in a hair shampoo: cleansers, conditioners, thickeners, mattifying agents, sequestering agents, fragrances, preservatives, special additives. However, the indispensable ingredients are the cleansers and conditioners as they are necessary and sufficient for hair cleansing and manageability. The others act as commercial and non-essential auxiliaries such as: appearance, fragrance, colouring, etc. Hair conditioning agents have the task of increasing shine, manageability and volume, and reducing static electricity, especially after treatments such as colouring, ironing, waving, drying and brushing. They are, in practice, dispersing agents that may contain cationic surfactants, thickeners, emollients, polymers. The typology of hair conditioners includes: intensive conditioners, instant conditioners, thickening conditioners, drying conditioners.