Study on Anti-agin Mechanism and Application Performace Eval

发布时间：2025-03-19 05:50

　　Due to the rapid development of rubber and rubber manufacturing industry various rubber products such as sealing rings,conveyor belts,rubber hoses,various vehicle tire,rubber shoes,wires and cables,sports products and toys are widely used in people's daily life and production.However,in the process of application of rubber products,we often find that these products tend to become brittle and harden or become sticky and soft,yellow and dark in color,crack and frost on the surface.The reason for th...

【文章页数】：59 页

【学位级别】：硕士

【文章目录】：
学位论文数据集
ABSTRACT
Chapter 1:Introduction and Literature Review
    1.1 Introduction
        1.1.1 Introduction of Antioxidants
        1.1.2 Recent development and trends in Antioxidant:
    1.2 Thermal Oxygen Aging of Rubber and Protection
        1.2.1 Overview
        1.2.2 Reaction Mechanism of Thermal Oxygen Aging of Rubber
    1.3 Mechanism of antioxidant action
        1.3.1 Hydrogen atom giving effect
        1.3.2 The role of electron giving
        1.3.3 Free radical trapping
        1.3.4 Decomposition of hydro peroxide
        1.3.5 Passivation of metal ions
    1.4 Types of antioxidants and their protective efficiency
        1.4.1 Amine antioxidants
        1.4.2 Phenolic antioxidants
        1.4.3 Phosphate esters
        1.4.4 Sulfur-containing antioxidants
    1.5 Combination of Antioxidants and Their Synergistic Effects
        1.5.1 Addition effect record
        1.5.2 Synergistic effect
        1.5.3 Confrontation effect
    1.6 Rubber ozone aging and protection
        1.6.1 Rubber ozone aging
        1.6.2 Ozone aging mechanism of rubber
    1.7 Factors Affecting Ozone Aging of Rubber
        1.7.1 Influence of Rubber Structure
        1.7.2 Influence of Stress and Strain
        1.7.3 Effect of Ozone Concentration
        1.7.4 Influence of Environmental Temperature
    1.8 Protection Methods for Ozone Aging of Rubber
        1.8.1 Physical Protection Law
        1.8.2 Chemical Protection Act
    1.9 Other aging and protection of rubber
        1.9.1 Fatigue aging and protection of rubber
        1.9.2 Aging and protection of harmful metal ions
        1.9.3 Photo oxidative aging and protection
        1.9.4 Biological aging and protection of rubber
    1.10 Development trend of rubber anti-aging agents
        1.10.1 Preparation of high molecular weight anti-aging agent
        1.10.2 Preparation of multifunctional anti-aging agent
        1.10.3 Preparation of compound anti-aging agent
        1.10.4 Preparation of green and pollution free anti-aging agent
Chapter 2: Research Contents
    2.1 Source and purpose of subject
    2.2 Characteristics of the Addivant company's antioxidant products
    2.3 Research Direction
    2.4 Expected research results
Chapter 3: Experimental scheme and characterization test Method
    3.1 Introduction:
        3.1.1 Experimental raw materials
        3.1.2 Materials and equipment
    3.2 The experimental process
        3.2.1 Emulsion process of antioxidant and Formula
        3.2.2 Flocculation and Mixing process of latex
        3.2.3 Particle size testing
    3.3 Application process of emulsification with SBR latex:
Chapter 4: Performance testing and Characterization
    4.1 Cure properties
    4.2 Mooney viscosity
    4.3 Mechanical properties of vulcanizes
    4.4 The yellow index of rubber
    4.5 Tensile properties
    4.6 Compression permanent deformation test
    4.7 Flexural fatigue test
Chapter 5: Summery of the thesis
References
Acknowledgement
Achievements and published paper
Introduction of tutor and author
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