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2 078 365

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C1

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IPC

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Application

95102476/04, 1995-02-23

(22)

Actual filing date

1995-02-23

(45)

Published

1997-04-27

(72)

Inventor

Balabanova F.B.Sergeeva A.B.Tikhonova L.M.Shakirov R.Z.Liakumovich A.G.Galimzjanov R.Sh.

(73)

Holder

Tatarskij Tekhnologicheskij Nauchnyj Tsentr Kgtu Pri Kabinete Ministrov Respubliki Tatarstan

PHOTOPOLYMERIZING COMPOSITION TO MANUFACTURE NET STENCILS Russian patent published in 1997 - IPC

Abstract RU 2078365 C1

FIELD: instrumentation engineering, printing arts, radio engineering. SUBSTANCE: proposed composition includes $$$-dimetacryl-di(diethyleneglycolphatalate), polymerizing oligomer, photo initiator, epoxy resin, pigment, hydroquinone. It has oligoestermetacrylate of formula 1 as polymerizing oligopolymer: $$$; mixture of benzophenone with 4,4'-dimethylamino-benzophenone or 2,2-di- metoxi-2-phenylacetophenone or 2-methylantraquinon as photo initiator; red pigment as pigment under following relation of components, per cent by mass: $$$-dimetacrylate-di(di-ethyleneglycolephtalate) 65.3-84.4; mentioned oligoester-acrylate 1 5.1-18.6; mentioned photo initiator 0.33-0.88; epoxy resin 6.7-17.0; red pigment 0.,06-0.26; hydroquinone 0.05-0.15. EFFECT: composition displays high viability, resolving power and durability of net stencils on its basis increase 2 times. 2 tbl

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RU 2 078 365 C1

Authors

Balabanova F.B.

Sergeeva A.B.

Tikhonova L.M.

Shakirov R.Z.

Liakumovich A.G.

Galimzjanov R.Sh.

Dates

1997-04-27—Published

1995-02-23—Filed

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