Page 53 - Plastics News May 2023

TECHNOLOGY

Transesterification Inhibitor for PET and Polyester Alloys
Available from CAI Performance Ad-
ditives, the sole distributor of high-
performance additives produced by
China’s Starbetter Chemical Mate-
rials, Transesterification Functional
Masterbatch ST-T78MB has been
shown to be an effective catalyst de-
activator for polyester polymerization
of PET and a range of polyester alloys
such as PC/PBT, PC/PET, PBT/PET,
PC/PCTG, and PC/PETG. Transester-
ification is a chemical reaction that oc-
curs between and ester and an alcohol
resulting the formation of a new ester
and alcohol molecule. In the case of
PET-based compounds, this can occur
during processing, which lead to a re-
new transesterification inhibitor ity of PET and various other polyester duction in the quality and mechanical
A additive masterbatch is said to compounds, eliminating issues such as properties of the material.
significantly boost the thermal stabil- discoloration, brittleness, or foaming.

Avient Receives PLASTICS’ 2023 Re|Focus Sustainability Innovation in
Design Award

end-of-life management. The PCR
Color Prediction Service is the latest
addition to Avient’s growing portfolio
of services and solutions specifically
created to support a circular econo-
my by improving the customer expe-
rience of working with PCR content,
designing out waste and pollution,
keeping products and materials in
use, and regenerating natural systems
across the value chain.
hat is said to be the first digital new product ranges, allowing fast and Said Mayendran Pillay, Avient’s direc-
Wtool of its kind that can illustrate reliable checks prior to initiating sam- tor of marketing for color & additives,
the color possibilities or limitations of ple development and simplifying the U.S. and Canada, “Avient is fully com-
certain types of post-consumer recy- overall decision-making process for mitted to increasing opportunities to
cled (PCR) resins prior to laboratory brand owners and technical colorists. expand the use of recycled polymers,
tests has earned the 2023 Re|Focus The annual Re|focus Sustainability In- helping customers to incorporate or
Sustainability Innovation in Design novation Awards recognize outstand- increase PCR content into new and
Awards by The Plastics Industry As- ing innovations in plastics manufac- existing applications. We were hon-
sociation (PLASTICS). Avient Corp.’s turing that further environmental ored to collaborate with major cos-
PCR Color Prediction Service can advantages in design, material, and metics brand L’Oréal for their global
help shorten the time-to-launch of Redken launch in 2022.

PLASTICS NEWS 53
May 2023