Patent · US Active

Curable composition with high fracture toughness

US9994671B2 · kind B2 · utility

4Cited by

3References

22Claims

0Family size

Assignee

EVONIK DEGUSSA GMBH · DE

Inventors

Martina Ortelt · Flein, DE
Dirk Fuchsmann · Haltern am See, DE
Eike Langkabel · Wegberg, DE
Britta Kohlstruk · Gladbeck, DE
Katharina Karns · Marl, DE

Key dates

Filing date	Jan 15, 2014
Grant date	Jun 12, 2018
Priority date	—
Expiry date	Jan 15, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J163/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A curable composition including an epoxy resin, an open-chain polyamine, and a compound of the formula (I); a hardened composition prepared by curing the curable composition; a process for coating a surface or impregnating a textile sheet, including applying and hardening the curable composition; and a surface, a fiber composite material, a coating, or an adhesive including the hardened composition,

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