The 240 members of United Food and Commercial Workers Local 686 have been in contract negotiations since January with Viscofan, which owns the meat-casings production facility that was formerly Teepak. DANVILLE — More than 240 union employees at the Viscofan plant in Danville officially went on strike at 5 a.m. Friday, with many walking off the job and picketing in front of the Michigan Avenue facility in opposition to the company's current contract proposal. read more