| 摘要 |
PCT No. PCT/IB97/00146 Sec. 371 Date Jul. 9, 1998 Sec. 102(e) Date Jul. 9, 1998 PCT Filed Jan. 15, 1997 PCT Pub. No. WO97/26465 PCT Pub. Date Jul. 24, 1997A method of stabilizing the initial friction level of a brake friction material. The method comprises coating the friction material with a coating which is insoluble in water and which comprises a binder selected from alkali metal silicates and metal alkoxides. The coating may also comprise particulate friction-enhancing material.
|
