Patent · US Active

Process for producing absorbent core structures

US8343296B2 · kind B2 · utility

106Cited by

54References

18Claims

0Family size

Assignee

The Procter & Gamble Company · US

Inventors

Horst Blessing · Cincinnati, US
Hans Adolf Jackels · Mechernich, DE
Markus Rietz · Euskirchen, DE

Key dates

Filing date	May 18, 2010
Grant date	Jan 1, 2013
Priority date	—
Expiry date	May 18, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24628
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The present invention is method for forming a sandwich structure having a pattern of particulate material enveloped between a carrier material and a cover material. The method allows accurate forming of pre-determined pattern at high production speed. Such a method is particularly useful in the manufacture of disposable absorbent articles, such as baby diapers.

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