MOLDING COMPOSITION Russian patent published in 1997 - IPC

Abstract RU 2089568 C1

FIELD: rubber industry. SUBSTANCE: composition contains (in wt %): cord fiber waste, 62-90; sulfur, 0.6-1.6; di(2- benzothiazolyl) disulfide, 0.4-2.4; and butadiene-styrene latex coagulum, 9-34. Composition is processed for 7-9 min on rolls with 1- 2 mm gap at 50-52 C and fir further 3-5 min on sheeting mill. Obtained stock is electrically cured at 153 C for 20 min. characteristics of vulcanizate: stretching strength 6.6-8.8 MPa, rupture resistance 30.1-38.2 kN/m, bending stiffness 48.3-98.7 MPa, 24-h water uptake 1.2-1.9%. EFFECT: improved performance characteristics. 2 tbl

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RU 2 089 568 C1

Authors

Nesiolovskaja T.N.

Solov'Ev E.M.

Solov'Eva O.Ju.

Dates

1997-09-10—Published

1994-12-19—Filed