阅读说明：本技术 涂层组合物和其用途 (Coating composition and use thereof ) 是由 陈玉胜 石丽丽 张志海 王锐 郭谊 宋文刚 王林飞 于 2020-04-09 设计创作，主要内容包括：提供了一种皮革涂层组合物、利用所述皮革涂层组合物作为顶涂层(5)的基于硅酮的合成皮革、制造所述合成皮革的方法以及所述合成皮革和所述皮革涂层组合物的用途。所述皮革涂层组合物包括含有以下的可氢化硅烷化固化的硅酮弹性体组合物：组分(i)一种或多种聚二有机硅氧烷聚合物,所述一种或多种聚二有机硅氧烷聚合物在25℃下的粘度为1000mPa.s到500,00mPa.s并且每个分子烯基和/或炔基含量占所述聚合物的至少5重量％；组分(ii)增强填料,如任选地用一种或多种已知填料处理剂处理的细碎二氧化硅；组分(iii)硅酮树脂交联剂,所述硅酮树脂交联剂具有包括硅酮键合的氢的端基；组分(iv)氢化硅烷化催化剂；组分(v)经固化的硅酮粉末；以及组分(vi)生态稀释剂。(A leather coating composition, a silicone-based synthetic leather using the leather coating composition as a top coat (5), a method of manufacturing the synthetic leather, and uses of the synthetic leather and the leather coating composition are provided. The leather coating composition includes a hydrosilylation-curable silicone elastomer composition comprising: component (i) one or more polydiorganosiloxane polymers having a viscosity at 25 ℃ of from 1000mpa.s to 500,00mpa.s and an alkenyl and/or alkynyl content per molecule of at least 5 wt% of the polymer; component (ii) a reinforcing filler such as finely divided silica optionally treated with one or more known filler treating agents; component (iii) a silicone resin crosslinker having end groups comprising silicone-bonded hydrogen; component (iv) a hydrosilylation catalyst; component (v) a cured silicone powder; and component (vi) an ecological diluent.)