"polyacrylate, sodium"@en . . "sodium polyacrylate"@en . "2013-09-09T11:05:39"^^ . "2013-12-02T16:05:34"^^ . "A super-absorbent polymer, the sodium salt of polyacrylic acid, with broad commercial applications. In a conservation context, it is used as a moisture buffer material for humidity control in museum exhibit cases and in historic structures."@en . . "300387532" . .