15 citations
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August 2020 in “Analytical chemistry” This study observed that lipids in human hair accumulate in specific areas and do not significantly impact water permeability, highlighting the utility of AFMIR for studying complex biomaterials.
4 citations
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October 2007 in “PubMed” This study found that the PQ-70 shampoo formulation demonstrated the highest Hair Humidity Resistance Factor, indicating superior anti-frizz performance compared to other tested shampoos.
July 2026 in “Preprints.org” In this study, incorporating a novel amino acid compound into a hair-straightening formulation improved humidity-resistant straightening and enhanced the surface and mechanical properties of hair fibers, including increased bending stiffness, reduced friction, and better shape retention under high temperature and humidity conditions.
January 2007 in “Proceedings of the Korean Fiber Society Conference” New resin B makes artificial hair fibers hold curls longer than traditional resin A.
3 citations
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January 2021 in “Wear” This study presents a new method for evaluating cosmetic treatments by measuring the resistance of hair to mechanical wear, revealing differences related to hair ethnicity and treatment type.