Tech Library - polystyrene

Jun 5, 2013 | Article

Personal Care Implement Containing a Stable Reactive Skin Care and Cleansing Composition

In one aspect of the invention is a personal care implement, including but not limited to: a) a water insoluble substrate, the substrate affixed to a membrane barrier; b) the membrane barrier being...

Mar 6, 2013 | Article

Selecting Polymers for Personal Care Applications

By Eric Abrutyn

Polymer chemistry is diverse, defined as large molecules made up of chains or rings of linked repeating units (simple reactive building block compounds); formed from smaller molecules (monomers)...

Apr 26, 2007 | Article

UV Absorbers in Cosmetic Packaging

By Nick Morante

The use of UV absorbers, or sunscreens, on cosmetic packaging is very important. UV light can adversely affect the natural and synthetic pigments and dyes, vitamins, lipids, fatty acids, and flavors...