Patent · US Active

Method for the one-step programming of the three-shape plastics

US8641951B2 · kind B2 · utility

0Cited by

5References

16Claims

0Family size

Assignee

GKSS-Forschungszentrum Geesthacht GmbH · DE

Inventors

Ingo Bellin · Ludwigshafen am Rhein, DE
Andreas Lendlein · Berlin, DE

Key dates

Filing date	Jan 24, 2008
Grant date	Feb 4, 2014
Priority date	—
Expiry date	Nov 11, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G2280/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a method for producing a programmed shape memory polymer, which assumes a first temporary shape and at least two additional stored thermally activatable shapes, namely at least one second temporary shape and a permanent shape, with the steps of:

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