Process for preparation of spontaneously-crosslinked alkali meta

Details Process for preparation of spontaneously-crosslinked alkali meta Process for preparation of spontaneously-crosslinked alkali meta

1977-09-23

1978-06-06

Lilling, Herbert J.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

260 23AR, 260 296H, 526 16, 526207, 526240, 526909, C08F12006, C08F 232

Patent

active

040937763

ABSTRACT:
Spontaneously cross-linked alkali metal acrylate polymers having a high water-absorbing property and which are safe for contact with the human skin are prepared by a water-in-oil suspension polymerization process, using a sorbitan fatty acid ester having an HLB value of 3 to 6 as a dispersing agent.

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patent: 3764502 (1973-10-01), Restaino et al.
patent: 3857768 (1974-12-01), Kagiya et al.
patent: 3926891 (1975-12-01), Gross et al.
patent: 3948740 (1976-04-01), Phalangas
patent: 3957739 (1976-05-01), Cabestany et al.
patent: 4041228 (1977-08-01), Gross
patent: 4057521 (1977-11-01), Gross
patent: 4059552 (1977-11-01), Zweigle et al.

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