| 摘要 |
Method of bonding sheet material having a very low coefficient of friction to a substrate such as rubber, felt or the like, which comprises providing, as an uncured bonding material, cotton textile fabric impregnated with a thermosetting general purpose phenolic resin; buffing the surface of the substrate; placing thereon a ply of the uncured bonding material; placing the low-coefficient material upon the bonding layer and then vulcanizing the assembly.
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