polyacrylic acid

[pol-ee-uh-kril-ik, pol-]

noun

Chemistry.

1. a polymer of acrylic acid used as a sizing agent in the manufacture of nylon and other synthetic textiles.

Word History and Origins

Origin of polyacrylic acid¹

First recorded in 1925–30; poly- + acrylic

Example Sentences

These adhesives work by rapidly absorbing water from wet tissues, using polyacrylic acid, an absorbent material used in diapers.

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Once the water is cleared, chemical groups called NHS esters embedded in the polyacrylic acid form strong bonds with proteins at the tissue surface.

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Previously, Korevaar and Kaplan had done experiments by using a thin layer of hydrogel film comprised of polyacrylic acid.

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This theory tells that microscopic interactions between ions and polyacrylic acid can make hydrogel swell when the released ions inside the hydrogel are unevenly spread out.

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Furthermore, researchers can control the degradation time and mechanical hardness by adjusting the polyacrylic acid and polymethacrylic acid ratios.

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