Rishiroop Rubber [International] Ltd. Offers Nitrile Rubber/Polyvinyl Chloride Blends for Textile Purposes. Rishiroop Rubber [International] Ltd. Is an ISO 9001: 2000 certified company. The Nitrile Rubber/Polyvinyl Chloride Blends for Textile Purposes of model name Vinoplast are available in granule as well as sheet form and processed in the same equipment as standard plastics. The Nitrile Rubber/Polyvinyl Chloride Blends for Textile Purposes have abrasion resistance, oil resistance and ozone resistance. The Nitrile Rubber/Polyvinyl Chloride Blends for Textile Purposes is available in three regular grades Vinoplast 510, Vinoplast 511 and Vinoplast 582. These grades differ primarily in viscosity and NBR/ PVC/ Plasticizer blend ratio.