BASF Cognis Care Chemicals

Functional raw materials for emulsions and skin care bases

This section brings together care chemicals originally developed under the Cognis brand, now part of BASF, covering emulsifiers, conditioning agents, rheology modifiers and specialty bases used to build stable cosmetic formulas. These materials form the technical backbone of creams, lotions, shampoos and conditioners rather than acting as marketing actives, giving formulators reliable texture, stability and skin feel across a wide range of product types.

Chemists working on emulsions rely on this group to control viscosity, improve spreadability and support long term phase stability in both leave on and rinse off products. The same components are frequently combined with other functional components to fine tune sensory profile, or paired with broader cosmetic ingredients wholesale ranges when building a full formula from base to finish.

Types and How They Differ

Within this group, individual materials are distinguished by molecular weight, polarity and film forming behaviour rather than by a single shared function. Light esters such as those from CETIOL C5 10 kg or the smaller CETIOL C5 1 kg pack spread quickly and leave a dry, non greasy finish, which makes them useful wherever a formula needs slip without weight. Heavier options like Cetiol CC 10 kg bring more cushion and a richer after feel, suited to formulas that need extra glide during application. A softer sensory variant such as Cetiol Sensoft 10 kg is built for a velvety, powdery touch rather than shine, which shifts the final result toward a matte or semi matte finish depending on the rest of the formula.

Choosing the Right Material and Building a Formula

Selection usually starts with the sensory target and the phase structure of the base. A chemist balancing viscosity and stability often looks first at how a given ester behaves alongside emulsifiers and thickeners, then adjusts with rheology modifiers from the same functional family. These materials are rarely used alone. They are commonly combined with bulk waxes for cosmetics to firm up a balm or stick base, or with pH adjusters from the acids, salts, alcohols, and alkalis wholesale range to keep the finished emulsion within a stable range. For lighter, water based formulas, pairing an emollient with one of the hydrosols in bulk helps soften the overall feel without adding extra oiliness. Formulators who need a component that does not fit a standard category can also check the others section, which often holds adjacent functional materials worth testing in a trial batch.

Origin and Storage

The materials in this section originate in Germany, reflecting their development history under a care chemicals research programme later folded into a larger chemical group. They are typically supplied in sealed containers and should be stored in a cool, dry area away from direct sunlight to preserve consistency between batches. Because these are functional building blocks rather than finished actives, shelf stability tends to be long, but rotating stock and checking texture before large scale production runs remains good practice for any formulator working with wholesale volumes.

FAQ

What is the difference between emulsifiers and rheology modifiers in this range

Emulsifiers bind oil and water phases together, creating a stable base, while rheology modifiers adjust thickness and flow after that base is formed. Many formulas need both, since a stable emulsion is not automatically the right texture for a finished cream or lotion.

Can these bases be used in both leave on and rinse off products

Yes, materials in this group are selected for versatility across creams, lotions, shampoos and conditioners. The exact choice depends on molecular weight and film forming behaviour, so lighter esters suit fast absorbing leave on products while heavier ones fit richer or rinse off formulas.

How should these functional bases be stored before use

Keep containers sealed, away from direct sunlight and heat sources, at stable room temperature. Once opened, reseal tightly after each use to limit moisture exposure and oxidation, which helps preserve texture and performance in the finished formula.

Do these ingredients work well combined with other emulsifiers or actives

Most materials here are designed to be blended with complementary emulsifiers, thickeners or active complexes rather than used alone. Combining them lets formulators fine tune spreadability, stability and skin feel for a specific cream, lotion or conditioner recipe.

Recommendations

When choosing among these functional bases, match the material to your finished product type first, a light fast absorbing ester suits facial care while a richer film former fits body or hair conditioning formulas. Check pack size against your batch volume to avoid excess stock, and consider ordering a small trial quantity before scaling up production. For guidance on selecting the right grade for your formula, reach out to our team by email.