Fibers with physical features used for coding

摘要: Disclosed are fibers which contains identification fibers. The can contain a plurality of distinct features, or taggants, vary among the and/or along length fibers, fiber band, yarn. disclosed embodiments also relate to method for making and characterizing Characterization include identifying combinations number with various features correlating supply chain information. information be used track yarn from manufacturing through intermediaries, conversion final product, consumer.