Polyquaternium-7 is an organic compound in the polyquaternium class of chemicals and used in the personal care industry.

There are an abundance of product names containing the same or a similar active ingredient for applications outside the cosmetics and personal care industry.

Polyquaternium-7 is applied in waste treatment for laundry, emulsion breaking, sludge dewatering and drainage and retention aid.

[3] The influence of the synthetic cationic polymer polyquaternium-7 on the rheology and microstructure of creams was investigated.

[5] Efficacy, mechanism and test methods of conditioning polymers in some shampoo formulations was investigated.