CPC C08J 3/226 (2013.01) [C08L 33/12 (2013.01); C08L 67/02 (2013.01); C08L 67/04 (2013.01); C08J 2300/22 (2013.01); C08J 2300/24 (2013.01); C08L 2201/06 (2013.01)] | 19 Claims |
1. A concentrate and carrier system for use in thermoplastic or thermosetting resin formulations, the concentrate comprising:
an acrylate copolymer comprising at least 20 wt. % of the concentrate;
a ring-opened cyclic ester or ether derivative comprising at least one of: polyhydroxyalkonates, polyglycolide, polylactide, poly(butylene succinate), and any of the foregoing optionally having one or more functional groups pendant thereto, said ring-opened cyclic ester or ether derivative comprising less than 30 wt. % of the concentrate;
an additive package comprising a remainder of the concentrate, said additive package including at least one selected from: colorants, property enhancers, and non-property fillers; and
wherein the concentrate retains a solid form at ambient temperatures and the additive package remains viable in low melting resin systems and engineered resin systems at processing temperatures ranging from 90° C. or less up to at least 200° C.
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