Textiles: spinning – twisting – and twining – Strand structure – Plied
Patent
1981-12-07
1983-08-09
Epstein, Henry F.
Textiles: spinning, twisting, and twining
Strand structure
Plied
2243R, 40 2R, 57244, 57250, 57259, 428323, 428372, 428916, D02G 306
Patent
active
043971423
ABSTRACT:
Coded threads and sheet material for making such threads useful in counterfeit-inhibiting garments. The sheet material comprises transparent microspheres, a specularly reflective layer underlying the microspheres, and a polymeric layer underlying the specularly reflective layer and containing particulate matter which may be varied from sheet material to sheet material to encode information and allow identification of the sheet material. The sheet material is split in narrow widths and incorporated into threads.
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Alexander C.
Epstein Henry F.
Minnesota Mining and Manufacturing Company
Sell D. M.
Tamte R. R.
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