Thermoplastic based pavement marking sheets are disclosed. The marking sheets employ a conformant composite material including: polyolefin and a nonreinforcing mineral particulate; and/or a thermoplastic upper surface. Preferably, the sheet's thermoplastic upper surface is embedded with reflective elements and/or skid-resistant particles. A solventless process of embedding particles in thermoplastic pavement marking sheets is disclosed. Processes for preparing marking sheets are also disclosed. Conformant pavement marking sheets which may be applied in cooler conditions are also disclosed. <IMAGE>
申请公布号
AT140049(T)
申请公布日期
1996.07.15
申请号
AT19910311552T
申请日期
1991.12.12
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
LASCH, JAMES E.;JACOBS, GREGORY F.;BAILEY, TERRY R.;BELISLE, LOUIS C.;KULT, ROGER R.;HAENGGI, ROBERT A.;DANIELS, MICHAEL P.