Synthetic sponge-type articles having excellent water retention

Details Synthetic sponge-type articles having excellent water retention Synthetic sponge-type articles having excellent water retention

1989-04-24

1990-09-18

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

427244, 4283084, B32B 326

Patent

active

049578103

ABSTRACT:
Articles comprise a body made of hydrophobic synthetic partially open-cell material at least partially covered with a layer of hydrophilic material. The body of each article is characterized by the fact that it has a specific surface at least equal to about 40 cm.sup.2 /cm.sup.3, and at least about 25% of its internal and external surface has a surface energy at least equal to about 73.times.10.sup.-7 newton/meter. The articles find use as sponges, so-called suede type materials, and wiping clothes. The sponges may be used for wiping, cleaning and other household or industrial uses.

REFERENCES:
patent: 4555313 (1985-11-01), Duchane et al.

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