Patent · US Expired

Isolating agent

US4619701A · kind A · utility

28Cited by

2References

6Claims

0Family size

Assignee

KULZER GMBH · DE

Inventors

Michael Angrick · Berlin, DE
Martin Spath · Usingen, DE

Key dates

Filing date	Apr 16, 1985
Grant date	Oct 28, 1986
Priority date	—
Expiry date	Apr 16, 2005

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K6/90
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Isolating agents consisting of aqueous alginate solutions which contain preservatives and have a pH between 5.5 and 8.5 are stable in storage and have uniformly good working properties even after a long period of storage. They are suitable for isolating the surface of plaster molds against plastic.

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