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Section: Cosmetic Ingredients

Patent Picks—Reactivating Sunscreens; Etched UV Protection; Jaboticaba/Cashew Skin Care; Water-soluble Sunscreens

Patent Picks are taken from publicly available sources and cover recent patents issued or applied for in the cosmetic and personal care industries and relevant peripheral markets. This edition features sun protection and skin repair technologies.

Sunscreen, Actives Stabilizer

The HallStar Company will showcase recent innovations using its ethylhexyl methoxycrylene photostabilizer, which stabilizes sensitive ingredients and enables sunscreen formulators to meet and exceed international requirements for sun care.

Sunscreen Across the Spectrum?

Newer to the scene are products that protect skin against infrared radiation, as well as research on the effects of high energy visible and visible light. In response, at the C&T Summit, Jürgen Lademann, PhD, will present "Should Sunscreens Protect Across the Whole Solar Spectrum?"

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‘Very’ Water-resistant Sunscreens

Water-resistance is a key parameter for today’s sunscreens, and there are a number of formulation strategies that can be used alone or in combination to achieve this effect, including: anhydrous formulation, w/o emulsions, film-forming polymers, dissolution of water-insoluble substances with alcohol, low levels of emulsifiers, and entrapping filters in liposomes. These are detailed here.

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Cosmetics and Food Converge: Sustainable Cosmetics Summit 2016

This year's summit will take place in New York on May 12-14.

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Unexpected Paths to Sunscreens

Teleportation was once science fiction. Today's it's somewhat of a reality, if you consider how Facebook Live, Facetime, Skype, etc., transport our likenesses through time and space. I sense this indirect path may be the future to sunscreens.

Preservation of Sunscreen Products

Sunscreen products, even those formulated as anhydrous or powder formulations, may need preservative systems because of the high risk of microbial contamination or water intrusion, especially during consumer use around water.

Sunscreen Formulation and Testing

The author reviews SPF testing methods and sunscreen components (actives, active solvents, water-resistance agents and emulsifiers) that assist the formulator in the art and science of sunscreen formulation.

Research Pathways to Photostable Sunscreens

This article provides a visual depiction of pathways that UV filters undergo when exposed to solar radiation; such pathways often lead to photo-instability. A fluorescence technique is described that has led the author to identify compounds that preserve photostability in a novel manner— by quenching the UV filter’s singlet excited state.

Research Pathways to Photostable Sunscreens

This article provides a visual depiction of pathways that UV filters undergo when exposed to solar radiation; such pathways often lead to photo-instability. A fluorescence technique is described that has led the author to identify compounds that preserve photostability in a novel manner— by quenching the UV filter’s singlet excited state.

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Latin Americans Need Better Sunscreens

Consumers need extra photoprotection in Latin America. Why? Marcelo de Paula Corrêa explains.

The hybrid sunscreen is formulated with sodium hyaluronate, panthenol and allantoin. It is said to be dermatologist-approved and specifically designed to complement acne treatments.

Apostrophe Launches Acne-friendly Sunscreen

The hybrid sunscreen is formulated with sodium hyaluronate, panthenol and allantoin. It is said to be dermatologist-approved and specifically designed to complement acne treatments.

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Patent Pick: Aerogels Advance Sunscreens

While white, zinc oxide-nosed lifeguards in the movies made some young hearts skip a beat, today's consumers don't go for that look. L’Oréal's new aerogel particle composition may solve this pasty dilemma.

Sunscreen Stabilizer for Improved SPF

The photostabilizer quenches the singlet excited states to slow down photodegradation.

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[podcast] Making Sunscreens Cleaner and Clearer

In this interview, sponsored by Siltech, Brian Allen explains how the company combined its silicone technology with zinc oxide to create a reef-safe ingredient and prototype formula with a good EWG rating, USDA Biopreferred certification and whitecast rubout time reduction.

Researchers Investigate Photocontact Allergy in Sunscreens

Researchers at the University of Gothenburg and Chalmers University of Technology have investigated what happens when sun care products break down in the presence of UV radiation to better understand photocontact allergy with this process.

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Guiding Sunscreen Traffic Across the Globe

Sunscreens are classified and regulated differently around the world. For instance, the United States considers sunscreens as OTC products, while Canada has a two-part classification system; other places classify sunscreens as cosmetics. Labeling and registering differ worldwide as well. In some cases, labels require certain Drug Facts or safety registration numbers, among others. This article reviews these differences.

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[podcast] Consequences of Hawaii's Sunscreen Ban

In this podcast, renowned cosmetic regulatory expert David Steinberg walks us through Hawaii's recent sunscreen law, the "junk science" backing it (as he refers to it) and its broader implications.

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