FIELD: rubber industry. SUBSTANCE: to rubber placed in rubber mixer, disintegrated polyethylene film waste is added at weight ratio to rubber (0.3- 5):100. Disintegration of waste was performed for 10-25 min on coffee- mill-type machine into which cooling water was continuously fed at water to waste weight ratio 3.0 ± 0.5%, after which water supply was cut off and disintegration was resumed at temperature up to 90 C until particle size was not larger than 5 mm and content of residual water not higher than 1%. EFFECT: reduced cost due to waste utilized. 1 dwg , 1 tbl
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METHOD FOR PRODUCTION OF RUBBER MIXTURE | 1993 |
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Authors
Dates
1997-12-20—Published
1996-01-05—Filed