Search Cosmetics & Toiletries: Page 5

512 Results

Type: Article

ChemistMilkLab850x425

Comparatively Speaking: Lactate vs. Lactylate

Lactic esters are discussed in this installment of "Comparatively Speaking." Here, Tony O'Lenick explains how the presence of two different reactive groups on a molecule can be used to make a series of related products; but their only relationship is that raw material.

Compass: Touching Us All

Enough cannot be said about the skin. It is something that we all have in common, and that literally touches us on an everyday basis.

Nickel Compounds in Cosmetics

This is the seventh article in a series discussing metals in cosmetics. The present article discusses nickel.

Comparatively Speaking: Amphoteric vs. Ampholyte

Here, O'Lenick explains the terms amphoteric, which is used to describe compounds having two or more different groups with various charges, and ampholytes, which have a fully quaternized nitrogen and consequently cannot lose their positive charge.

Companies should review all product labels and update them to include Responsible Person contact information. They should also take stock of any noncompliant inventory and assess the practicability (and cost) of relabeling those products.

How Cosmetics Companies Can Avoid MoCRA Compliance Pitfalls and Litigation

Despite MoCRA’s efforts to clarify and standardize regulations, and even though its requirements have only been in effect for a handful of months, cosmetics companies have already started to encounter pitfalls.

Compass—Best Foot Forward

From an insider’s view, safety testing is an assumed step in the development of any product on the market. This puts the pressure on analytical and quality control efforts behind the scenes to ensure that ingredients and products meet or exceed expectations. In doing so, theoretically, no one else has to give it a second thought. For those who must give it considerable thought, this edition features two articles on testing, among other topics.

Compass: When Worlds Colide

This issue of Cosmetics & Toiletries magazine looks at the inner and outer worlds of beauty and even delves into the future with a look at what the newest ingredients formulators will use to build formulas of tomorrow.

Compass--Skin’s New Role

Gaining a clear understanding of the path into and from the skin is necessary to engineer ingredients that will provide the desired effects. Formulators must know, for example, whether a water- or oil-soluble ingredient is more effective; or if the molecules in a formula are too large to penetrate, or so small that their safety must be considered.

Comparatively Speaking—Entanglement vs. Overlap

This edition of "Comparatively Speaking" describes the difference between the critical molecular weight of entanglement and critical concentration of overlap. These concepts are important for formulators to grasp since they deal with altering the physical properties of a finished product.

Comparatively Speaking: Hysteresis vs. Syneresis

Industry expert Tony O'Lenick defers to his son Thomas O'Lenick, technical director at SurfaTech Corp., to explain the difference between hysteresis and syneresis, as they can affect the aesthetics and physical properties of a formulation.

Comparatively Speaking: Evaporation vs. Boiling

Industry expert Tony O'Lenick explains the difference between two types of vaporization: evaporation and boiling, for the benefit of novice formulators.

Comparatively Speaking: Cushion vs. Playtime

"Cushion" does not last forever, and the length of time it takes for the cushion to disappear is referred to as "playtime." Similar to cushion, playtime is dependent upon a variety of factors intrinsic to oil and how it interacts with the skin.

Comparatively Speaking: Prokaryote vs. Eukaryote

Cosmetic scientists are interested in the difference between prokaryotes and eukaryotes for preservation and antibiotic development.

LotionLabChemistry850x425

Comparatively Speaking: HLB vs PIT

HLB and PIT are both important concepts for making emulsions. They provide different information, however, so both should be used to optimize emulsions. Tony O'Lenick, et al., explain.

WaterOilImmiscible850

Comparatively Speaking: HLB vs. SLB

Efficiently formulating products using alkyl dimethicone polymers requires knowing their composition, solubility in the oil phase chosen, and a metric to understand which values are necessary for that particular oil phase. SLB is a starting point for such determinations.

Compass: For the Love of Formulating

This issue of Cosmetics & Toiletries magazine extends to readers an assorted bouquet of fresh topics to consider for the love of formulating.

Compass—Bring on the Bubbly!

Bubbles are an integral part of this issue of Cosmetics & Toiletries magazine—in the form of cleansing products and the ingredients employed therein.

Comparatively Speaking: Biopolymers vs. Polymers

According to industry expert Tony O'Lenick, polymers are compounds made from monomers that are joined together in a chemical process. There are many different types, of which biopolymers have gained increasing interest.

Page 5 of 29