TUBE Russian patent published in 2014 - IPC F16L25/01 F16L9/00

Abstract RU 2521700 C2

FIELD: chemistry.

SUBSTANCE: tube contains composite fibre material with antistatic binder. To improve durability, the tube is made of material which is not easily combustible with antistatic binder in form of a composition with the following components, pts.wt: epoxy resin ED-20 or epoxy novolac DEN 431 90…95; curing agent isomethyltetrahydrophthalic anhydride (Iso-MTHPA) 85…95; accelerating agent Alcofen 0.5…3.0; fire retardant aluminium hydroxide APYRAL 33 280…320; electroconductive paste EP-25 5…30; graphite GE-1 or GE-3 5…50.

EFFECT: high durability.

1 dwg

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RU 2 521 700 C2

Authors

Sheverdjakov Igor' Gennad'Evich

Zakrevskij Jakov Aleksandrovich

Dates

2014-07-10—Published

2012-10-31—Filed