IMPROVING SOLVENT RESISTANCE OF EPOXY RESINS HARDENED WITH POLYETHERSULPHONE Russian patent published in 2016 - IPC C08L63/00 C08J5/24 C08L81/06 

Abstract RU 2581873 C2

FIELD: chemistry.

SUBSTANCE: invention relates to epoxy resins, which are reinforced with thermoplastic materials and used for producing composite materials for producing prepregs, used for aerospace applications. According to resistance, solvent resistance of epoxy resins, reinforced by thermoplastic components containing polyether sulphone, is improved using low-molecular weight polyester sulphone, polyamideimide particles and polyamide particles.

EFFECT: obtained thermoplastic shock resistant epoxy resins are suitable for producing composite materials (components) with improved operating properties.

15 cl, 2 dwg, 5 tbl, 3 ex

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RU 2 581 873 C2

Authors

Van En-Sejne

Dates

2016-04-20Published

2011-10-06Filed