US 2019/0284329 A1 · Thermoplastic Polyurethane Matrix Resin

Abstract

The invention relates to a thermoplastic polyurethane matrix resin composition, comprising at least one C3-8 alkane diol, at least one alkoxylated aromatic diol and at least one polyisocyanate. Furthermore, the present invention relates to a fiber-reinforced composite comprising a cured thermoplastic polyurethane polymer matrix according to the present invention and a fiber material. Moreover, a method for the manufacture of the fiber-reinforced composite according to the present invention and use of the composition or the fiber-reinforced composite in railway vehicles, automotive vehicles, aircraft vehicles, boats, space vehicles, motorbikes, bicycles, sporting goods, helmets, functional clothing, shoes, construction parts in bridges and buildings or wind turbine blades are described.

Claims19

Dependent claims

A thermoplastic polyurethane matrix resin composition, comprising

(i) at least one C3-8 alkane diol of formula (I)
wherein
R1, R1′, R2, R2′, R3 and R3′ are independently selected from H and substituted or unsubstituted C1-4 alkyl,
n is 0, 1, 2 or 3, and
if n is 0, 2 or 3, at least one of R1, R1′, R2 and R2′ is substituted or unsubstituted C1-4 alkyl;
(ii) at least one polyisocyanate;
and
(iii) at least one alkoxylated aromatic diol.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/429,546Filed 3 Jun 2019

Priority

EP 16202563.97 Dec 2016

Published

19 Sep 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification20 codes

C08G 18/3209
Aliphatic: aliphatic aldehyde condensates and hydrogenation products thereof
B29C 45/0001
Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor: characterised…
B29C 70/48
Using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs: and impregnating the reinforcements in the closed mould, e.g.…
C08G 18/3206
Polyhydroxy compounds: aliphatic

Thermoplastic Polyurethane Matrix Resin

Life of this patent

Thermoplastic Polyurethane Matrix Resin

Life of this patent

Abstract

Claims19