Areas of Expertise

Our Areas of Expertise

Photostability Science →

Pioneers in stability, with deep understanding of photoprotection issues, sensorial design and technology to ensure end-use products can withstand the sun.

Functional Naturals →

A platform of products that combine natural origin with high-performing functionality—backed by rigorous clinical and efficacy tests.

Natural Olive Chemistry →

Chemistry similar to healthy skin sebum, enabling a host of sensorial and clinical benefits for in-demand natural products.

Liquid Crystal Emulsifiers →

Multiple benefits for personal care products with liquid crystal-based formulations that mimic and reinforce the skin’s natural barrier function.

Over a decade of experience with oily cosmetic actives, lipids and antioxidants combined with a patented eco extraction technology have led to over 100 unique ingredients for customers around the world.

Renewable Plasticizers/Esters →

Full line of innovative, phthalate replacement plasticizers, as well as USDA-certified renewable plasticizers that are also biodegradable.

Permanent/Reactive Plasticizers →

Excellent permanence properties when exposed to high heat and organic fluids—essential for critical long-term rubber applications.

Phthalate Replacements →

Full line of innovative, sustainable, leading-edge phthalate replacement solutions for all types of polymer applications.

Custom Ester Design →

Unrivaled expertise in all facets of ester chemistry, with decades of experience developing and commercializing innovative and unique ester technology. Whether in the design, synthesis or manufacturing of plasticizers/polymer modifiers for demanding industrial applications, or in stability technology and cosmetic ingredients, Hallstar excels in both.

Regulatory Understanding →

Extensive knowledge of the regulatory landscape for both the Beauty & Personal Care and Industrial sectors to ensure compliance in global markets.

Core Technical Competencies