Polyvinyl Alcohol special technical information site "GOHSENOL. com"! Containing technical information for "GOHSENOL", NIPPON GOHSEI's PVOH (PVA) resin. Introducing our exclusive range of PVOH grades, general characteristics, and handling advice. Plus our unique speciality grades modified with high performance functional groups. Material safety data sheets (MSDS) can also be viewed on this site.