发明名称 REINFORCED HARD POROUS INKING ROLL ASSEMBLY
摘要 <p>Method of making reinforced hard porous inking roll assembly (10). The inking roll assembly (10) comprises a hard porous material (20) suitable for inking, the improvement comprising a hard ink-resistant mold material (22) that remains and encompasses a substantial portion of the outside surface of roll (18) to provide reinforcement therefore. The method comprises metering, in increments, polymeric material (32) into a mold (22) to form hard porous material (20), and applying pressure to the mold (22) and polymeric material (32) at each increment. After mold (22) is filled with polymeric material (32), the polymeric material (32) is cured. The roll (18) is cooled and a strip of mold material (22) is milled to expose a small portion of hard porous inking material (20) in a straight strip (24) parallel to longitudinal axis (34) of roll (18).</p>
申请公布号 WO1987002303(A1) 申请公布日期 1987.04.23
申请号 US1986002142 申请日期 1986.10.09
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