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2 250 913

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IPC

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Application

2003136930/04, 2003-12-24

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Start date

2003-12-24

(22)

Actual filing date

2003-12-24

(45)

Published

2005-04-27

(72)

Inventor

Simonov-Emel'Janov I.D.Shembel' N.L.Lisitsa V.V.Kuznetsov D.Ju.

(73)

Holder

Moskovskaja Gosudarstvennaja Akademija Tonkoj Khimicheskoj Tekhnologii Im. M.V. Lomonosova

POLYMERIC CASTING COMPOSITION Russian patent published in 2005 - IPC

Abstract RU 2250913 C1

FIELD: phenoplast production, in particular casting composition for technical applications.

SUBSTANCE: claimed casting composition included (mass %): novolac phenol-formaldehyde resin 47-49.3; wood powder 28.4-29.5; urotropine 7.1-7.4; kaolin 3.2-3.4; burnt magnesia 0.7-0.9; nigrosine 1.4-1.5; talk 3.7-3.9; naphthalene 1.9-2; stearin 0.2-0.4; calcium stearate 0.4-0.6; polyethylene wax 0.5-0.7; phosphoric acid triphenyl ester 1-5. Composition of present invention has increased destructive torque stress and decreased viscosity coefficient at 120°C and shear velocity gradient of 15 l/s.

EFFECT: composition with increased destructive torque stress and decreased viscosity coefficient.

4 ex, 1 tbl

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RU 2 250 913 C1

Authors

Simonov-Emel'Janov I.D.

Shembel' N.L.

Lisitsa V.V.

Kuznetsov D.Ju.

Dates

2005-04-27—Published

2003-12-24—Filed