Triazine Nucleating Agents for Transparent Polyolefin Molded Objects
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Solution Overview
Problem
Existing nucleating agents for synthetic resins, such as trisaryloxytriazine compounds, do not adequately improve transparency, and their use as nucleating agents for synthetic resins has not been extensively examined.
Innovation Solution
The use of a triazine compound with a specific structure as a nucleating agent in synthetic resin compositions, particularly for polyolefin-based resins, to enhance transparency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If conventional nucleating agents (metal carboxylates, metal phosphates, polyhydric alcohol derivatives) are used, then crystallinity is improved, but transparency is not sufficiently enhanced
Solution Approach 1:
The invention changes the chemical structure parameter of the nucleating agent from conventional types to a specific triazine compound structure (Formula 1) with aromatic rings and electron-donating groups, which fundamentally alters the nucleation mechanism to achieve both high crystallinity and excellent transparency simultaneously
Solution Approach 2:
The triazine compound combines multiple functional groups (triazine ring, aromatic rings, electron-donating groups) into a single molecular structure that performs multiple functions: nucleation promotion and transparency enhancement, creating a composite functional material
2Reliability
If trisaryloxytriazine compounds are used as stabilizers or fluidity improvers, then thermal stability or fluidity is improved, but transparency enhancement as a nucleating agent is not achieved
Solution Approach 1:
The triazine compound of Formula (1) is designed to perform multiple functions simultaneously: it acts as a nucleating agent to improve crystallinity and transparency, while also providing thermal stability and fluidity improvement, replacing the need for separate additives
Solution Approach 2:
The invention modifies the trisaryloxytriazine structure by introducing specific substituents (electron-donating groups like alkyl, alkoxy, aryl, or heterocyclic groups) at defined positions to optimize nucleating activity and transparency enhancement while maintaining thermal stability
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The triazine compound effectively imparts excellent transparency to synthetic resins, improving the optical characteristics of molded objects made from these compositions.
Implementation Method 1
A variety of nucleating agents are widely used for improving the crystallinity of a polyolefin-based resin and thereby improving the resin transparency
Data Source
AI summary
Provided are: a novel nucleating agent capable of imparting excellent transparency to synthetic resins; a synthetic resin composition containing the same; and a molded object of the synthetic resin composition. The nucleating agent contains at least one triazine compound represented by Formula (1), wherein Ar1, Ar2 and Ar3 each independently represent an unsubstituted phenyl group or a substituted phenyl group. In Formula (1), for example, the number of substituents of the substituted phenyl group is preferably 1, and Ar1, Ar2 and Ar3 are preferably all different groups.