POLYVINYL ALCOHOL CORD TIRES
Polyvinyl alcohol fibers are provided containing boric acid or a borate salt thereof in an amount of 0.2 to 0.9 percent by weight of polyvinyl alcohol wherein the yarn tenacity of 120 DEG C., the yarn initial modulus at 120 DEG C. and the yarn creep at 135 DEG C. are at least 7.5 g/d, 100 g/d and le...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
30.07.1974
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Subjects | |
Online Access | Get full text |
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