Coating processes – Optical element produced – Polarizer – windshield – optical fiber – projection screen – or...
Patent
1979-11-16
1981-04-21
Hoffman, James R.
Coating processes
Optical element produced
Polarizer, windshield, optical fiber, projection screen, or...
260 296R, 428260, 428290, 428308, G02B 512
Patent
active
042633451
ABSTRACT:
Coating compositions for use in making fabrics brightly retroreflective at nighttime comprise a dilute coating vehicle and transparent retroreflective microspheres dispersed in the vehicle at a low concentration. The coating on the fabric is inconspicuous in daylight and leaves the garment with substantially its normal hand, feel, and breathability.
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patent: 3535019 (1970-10-01), Longlet et al.
patent: 3700305 (1972-10-01), Bingham
patent: 3835087 (1974-09-01), Searight et al.
patent: 4103060 (1978-07-01), Bingham et al.
Alexander Cruzan
Hoffman James R.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Tamte Roger R.
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