Process for identifying plastics by addition of fluorescent dye

Details Process for identifying plastics by addition of fluorescent dye Process for identifying plastics by addition of fluorescent dye

1991-09-06

1993-04-13

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Nontextile, dyeing process or product, including inorganic...

8497, 8513, 8618, 8648, 209 33, 209 4, 209576, 209579, 209587, 209930, B07C 534, B29B 1702, C08J 320, C08J 1104

Patent

active

052019217

ABSTRACT:
Process for rendering a plastic identifiable by adding 5 to 10,000 ppb of a fluorescent marker to the plastic during or after is manufacture.

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