Compositions: coating or plastic – Coating or plastic compositions – Carbohydrate or derivative containing
Patent
1977-08-26
1982-01-26
Lieberman, Allan
Compositions: coating or plastic
Coating or plastic compositions
Carbohydrate or derivative containing
106193J, 10628735, 260 27R, 260 328R, 260 334R, C08K 505, C08K 507, C08L 126, C08L 9404
Patent
active
043126766
ABSTRACT:
A liquid coating composition that is useful to form retro-reflective marks that actuate photoscanner sensing devices and that comprises a liquid vehicle and retro-reflective elements uniformly dispersed in the vehicle. The vehicle includes a high proportion of volatile solvent and a gel agent that gels the vehicle so that the retro-reflective elements are suspended in the vehicle. The gel agent comprises at least a large proportion of the non-volatile portion of the vehicle.
REFERENCES:
patent: 2933989 (1960-04-01), D'Adrian
patent: 2997403 (1961-08-01), Searight
patent: 3099637 (1963-07-01), Nellessen
patent: 3175935 (1965-03-01), Vanstrum
patent: 3228897 (1966-01-01), Nellessen
patent: 3420597 (1969-01-01), Nellessen et al.
patent: 3835087 (1974-09-01), Searight et al.
patent: 4004930 (1977-01-01), Tung
Hogseth John M.
Johnson Melvin L.
Alexander C.
Lieberman Allan
Minnesota & Mining Manufacturing Company
Sell D. M.
Tamte R. R.
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