Polypropylene resin composition with excellent recyclability and visual freshness.

The polypropylene-based resin composition addresses the recyclability and visual freshness issues of plastics by using specific additives, enhancing recyclability and maintaining a fresh appearance.

JP2026115464APending Publication Date: 2026-07-09SUNALLOMER LTD

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
SUNALLOMER LTD
Filing Date
2024-12-27
Publication Date
2026-07-09

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Abstract

Provided is a polypropylene-based resin composition excellent in recyclability and visual freshness. 【Solution means】 (A) A polypropylene-based resin selected from the group consisting of homopolypropylene, propylene-ethylene random copolymer, and combinations thereof, (B) A non-phenolic antioxidant, (C) A transparent nucleating agent, (D) A fluorescent whitening agent of 2.3 to less than 3.7 weight ppm, (E) 0 to 0.03 weight% of a phenolic antioxidant are included, where the (E) phenolic antioxidant contains a hydroxyphenyl group and does not satisfy the following (1) and (2): (1) The number of hydroxyphenyl groups in one molecule / molecular weight ≤ 0.0030 (mol / g), (2) When there are multiple hydroxyphenyl groups, the hydroxyphenyl groups are bonded to each other by a group derived from a cyclic compound, A polypropylene-based resin composition.
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