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2 109 638

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IPC

(21) (22)

Application

96104113/04, 1996-03-14

(22)

Actual filing date

1996-03-14

(45)

Published

1998-04-27

(72)

Inventor

Shmurak I.L.Genin V.Ja.Tunkel' I.M.Kropina N.V.Kulejkina T.V.Bobkov Ju.M.Morozov S.P.Litvina G.S.Pertseva L.Ja.

(73)

Holder

Nauchno-Proizvodstvennoe Aktsionernoe Obshchestvo

RUBBER-CORD MATERIAL Russian patent published in 1998 - IPC

Abstract RU 2109638 C1

FIELD: tyre and rubber industry. SUBSTANCE: material is fabricated from alternating polyisoprene rubber layers and reinforcing textile cord of alifatic polyamide with strength 85- 90 N/tex impregnated with latex-resorcin-formaldehyde formulation. Cord is impregnated for 7-15 s and dried for 7-15 min at 125-150 C. Material is thermally treated at 190-230 C in two steps each lasting 20-30 s. Material is characterized by strength of join with rubber 102-131 N at 23 C and 81-101 N at 120 C. EFFECT: improved performance characteristic s. 1 tbl

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RU 2 109 638 C1

Authors

Shmurak I.L.

Genin V.Ja.

Tunkel' I.M.

Kropina N.V.

Kulejkina T.V.

Bobkov Ju.M.

Morozov S.P.

Litvina G.S.

Pertseva L.Ja.

Dates

1998-04-27—Published

1996-03-14—Filed