Patent · US Expired

Polyvinylmethylphosphinic acid, process for its manufacture and use

US4458005A · kind A · utility

20Cited by

8References

11Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Dieter Mohr · Appenheim, DE
Walter Herwig · Bad Soden, DE
Werner Frass · Wiesbaden, DE
Gerhard Usbeck · Wiesbaden, DE

Key dates

Filing date	Jun 23, 1982
Grant date	Jul 3, 1984
Priority date	—
Expiry date	Jun 23, 2002

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F230/02
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a new phosphorus-containing polymer, polyvinylmethylphosphinic acid. It is prepared by polymerization, preferably catalytic, of vinylmethylphosphinic acid or a salt thereof. The new polymer possesses valuable properties and is used, in particular, in the production of offset printing plates which have a light-sensitive layer.

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