Patent · US Active

Use of water-absorbent, predominantly open-celled crosslinked acid-functional addition polymer foams in hygiene articles

US8796343B2 · kind B2 · utility

0Cited by

9References

9Claims

0Family size

Assignee

BASF SE

Inventors

Samantha Champ · Ludwigshafen, DE
Hans-Joachim Hähnle · Neustadt, DE
Mariola Wanior · Niederrodenbach, DE

Key dates

Filing date	Oct 29, 2008
Grant date	Aug 5, 2014
Priority date	—
Expiry date	Jun 24, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2013/530802
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Use in hygiene articles of articles formed of water-absorbent, predominantly open-celled crosslinked acid-functional addition polymer foams Abstract The use of articles formed of water-absorbent open-celled crosslinked acid-functional addition polymer foams and containing finely divided silicon dioxide and/or at least one surfactant on their surface as an acquisition and/or distribution layer in hygiene articles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.