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US 2025/0145794 A1Published application
Plasticizer composition and resin composition including the same
OwnerHyun Kyu KIM, Seung Taek WOO +2inventors
InventorsHyun Kyu KIM, Seung Taek WOO, Joo Ho KIM, Eun Suk KIM
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Abstract
A plasticizer composition includes 2-ethylhexyl(2-hydroxyethyl) terephthalate, di(2-ethylhexyl) isophthalate, and di(2-ethylhexyl) terephthalate, wherein the content of the 2-ethylhexyl(2-hydroxyethyl) terephthalate is 20 wt % or less based on the total plasticizer composition, and when the plasticizer composition is applied to a resin, mechanical properties, migration resistance, and volatile loss properties may be improved.
Claims15
A plasticizer composition comprising:
- 2-ethylhexyl(2-hydroxyethyl) terephthalate, di(2-ethylhexyl) isophthalate, and di(2-ethylhexyl) terephthalate,
- wherein the content of the 2-ethylhexyl(2-hydroxyethyl) terephthalate is 20 wt % or less, based on the total plasticizer composition.
A method for preparing a plasticizer composition, the method comprising:
- mixing polyethylene terephthalate and 2-ethylhexanol in the presence of a catalyst to perform an esterification reaction,
- wherein a product of the esterification reaction includes 2-ethylhexyl(2-hydroxyethyl) terephthalate, di(2-ethylhexyl) isophthalate, and di(2-ethylhexyl) terephthalate.
Dependencies are inferred from the claim text.