Patent · US Active

Method for preparing a pultruded polyurethane composite

US12370760B2 · kind B2 · utility

0Cited by

4References

14Claims

0Family size

Assignee

Covestro Deutschland AG · DE

Inventors

Yongming Gu · Shanghai, CN
Zhijiang Li · Shanghai, CN
Frank Wu · Shandong, CN

Key dates

Filing date	Sep 1, 2021
Grant date	Jul 29, 2025
Priority date	—
Expiry date	Jan 20, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2375/14
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A method and an equipment for preparing a pultruded polyurethane composite by a polyurethane pultrusion process, and the pultruded polyurethane composite obtained by the method and use thereof are provided.

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