Patent ID: 11859061
Assignee: CHROMA COLOR CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
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.