Patent · US Active

Process for producing absorbent core structures

US9492334B2 · kind B2 · utility

0Cited by

54References

23Claims

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	Jul 15, 2014
Grant date	Nov 15, 2016
Priority date	—
Expiry date	Jul 15, 2034

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.