LIFE EXTENSION AGENT FOR LEAD STORAGE BATTERY, LIFE EXTENSION METHOD OF LEAD STORAGE BATTERY, ELECTROLYTE OF LEAD STORAGE BATTERY AND LEAD STORAGE BATTERY

摘要

PPROBLEM TO BE SOLVED: To provide a life extension agent or the like for a lead storage battery which can extend a life further by controlling more effectively sulfation of the lead storage battery. PSOLUTION: The life extension agent for a lead storage battery is composed of a water based liquid containing as an effective component a polyvinyl alcohol and contains sorbic acid. PCOPYRIGHT: (C)2008,JPO&INPIT