Patent · US Expired

Process for producing an elastomer substrate web

US6689248B1 · kind B1 · utility

1Cited by

10References

9Claims

0Family size

Inventors

Jochen Stähr · Hannover, DE
Axel Burmeister · Hamburg, DE
Hermann Neuhaus-Steinmetz · Ahrensburg, DE
Uwe Schümann · Pinneberg, DE

Key dates

Filing date	Jan 7, 2000
Grant date	Feb 10, 2004
Priority date	—
Expiry date	Jan 7, 2020

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29K2021/00
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Process for producing an elastomer substrate web, comprising the following process steps:a) feeding in a polymer mixture, in particular into a mixer,b) conveying the ready-prepared polymer mixture to a calender, comprising at least two rollers,c) forming the polymer mixture out in the calender into a web,d) applying an auxiliary substrate in web form by means of a pressure-exerting roller, which is in contact with the last forming calender roller, for receiving the web, ande) if appropriate, cooling, crosslinking and/or winding up the web located on the auxiliary substrate.

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