12 citations
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October 1954 in “Textile Research Journal” Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.
10 citations
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September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
34 citations
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October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
3 citations
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January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
1 citations
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January 2019 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.