发明名称 Press belt, process for producing the same and shoe press roll using the press belt
摘要 A press belt having superior cracking resistance, wear resistance and pressure deflection resistance and an excellent traveling property and a method of manufacturing the same as well as a shoe press employing the same are provided. A press belt in a press comprising a rotatively traveling endless press belt and pressing means, including terminal corresponding areas (B, B') corresponding to both ends of the pressing means in the cross direction and a central area (A) located between the terminal corresponding areas and mainly composed of thermosetting polyurethane obtained from a thermosetting polyurethane material containing a phenylene isocyanate derivative having an isocyanate group (NCO) on an end and a hardener having an active hydrogen group (H) on an end with the equivalent ratio (H/NCO) between the active hydrogen group and the isocyanate group set relatively high on the terminal corresponding areas and relatively low on the central area and a method of manufacturing the same.
申请公布号 US2006201649(A1) 申请公布日期 2006.09.14
申请号 US20040567366 申请日期 2004.08.04
申请人 HIKIDA TAKASHISA 发明人 HIKIDA TAKASHISA
分类号 D21F3/00;D21F3/02 主分类号 D21F3/00
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