Processes for the manufacture of a pulp of meta - and para aramid pulp of meta - and para aramid, material of friction and sealing material

摘要

Processes for the manufacture of a pulp of meta - and para aramid pulp of meta - and para aramid, material of friction and sealing material, the present invention relates to a pulp of meta - and para aramid for use as reinforcement in products such as seals and materials of fri Cu00e7u00e3o.The pulp comprises (a) meta aramid particles free of fibrils, (b) of para aramid fibrous structures with irregular formats, and (c) water, by means of the fibrous structures of para aramid are in contact and are partially wrapped around at least some of the particles Meta aramid.The present invention also relates to processes for the manufacture of aramid pulp.