Patent · US Expired

Molding material and process for its preparation

US4670053A · kind A · utility

8Cited by

4References

9Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Dieter Kooke · Leichlingen, DE
Peter Schwabe · Leverkusen, DE

Key dates

Filing date	Jun 11, 1985
Grant date	Jun 2, 1987
Priority date	—
Expiry date	Jun 11, 2005

Classification

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

Abstract

Impression material in the form of a powder, which, on mixing with water, provides a paste which cures to a solid consistency, the material in the form of a powder being made dust-free by additions of a coating agent, which material is characterized in that it contains paraffin as an additive.

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