https://www.avient.com/knowledge-base/article/injection-molding-mold-processing
Organic pigments used to produce yellow, red, blue and green colors are more likely to change color after prolonged residence time or high regrind levels.
https://www.avient.com/products/polymer-additives/barrier-and-scavenger-additives/colormatrix-triple-acetaldehyde-scavenger-pet
Fluorescent concentrates create a glowing effect in a range of hues including yellow, green, red, and more
https://www.avient.com/sites/default/files/resources/PolyOne%25202013%2520Annual%2520Report.pdf
Preete) Chairman, President and Chief Executive Officer Executive Vice President, Chief Operating Officer Executive Vice President, Chief Financial Officer Executive Vice President, Global Operations and Process Improvement Vice President, Key Account Management and Vice President of Asia Vice President, Investor Relations Vice President, Corporate Controller Vice President, Marketing Senior Vice President, President of Senior Vice President, Chief Commercial Officer Vice President, Europe, General Manager, Engineered Materials Europe Vice President, General Counsel and Secretary Senior Vice President, President of Vice President, Research and Development, Chief Innovation Officer Senior Vice President, President of Vice President, Treasurer Senior Vice President, President of Distribution Senior Vice President, Chief Information and Human Resources Officer Senior Vice President, President of Global Color Additives and Inks Vice President, Tax Chairman, President and Chief Executive Officer, PolyOne Corporation Committee: 3 Retired President, Bowling Green State University Committees: 1, 4* Vice Chairman and Chief Financial and Planning Officer, Eaton Committees: 1*, 4 President and Chief Executive Officer, Tesoro Corporation and Chairman and Chief Executive Officer, Tesoro Logistics Committees: 3, 4 Lead Director, PolyOne Corporation; Retired Chairman and Chief Executive Officer, Materion Corp.