1、Titanium
The phenolic resin is then mixed with this solution, introducing titanium-silicon hybrid components through specific chemical reactions. Reaction conditions such as temperature, pH, and reaction time significantly influence the final product’s performance.
2、Silicone
Compared with SIE, the TDS contain silicone-phenyl groups, which makes the chain not less flexible than SIE, leading to higher viscosity in modified phenolic resins [12]. The preparation, molecular structure and curing behaviors of TDS modified phenolic resin (SPF) are introduced in this paper.
3、耐烧蚀性高的磷和硅改性酚醛树脂的制备及性能,Polymer
In order to further improve the ablation resistance of common phenolic resins, a modified phenolic resin containing phosphorus and silicon (SPPR) was synthesized and the corresponding properties were evaluated.
4、Synthesis and structure evolution of phenolic resin/silicone hybrid
Phenolic resin/silicone hybrid composites (MPR) were prepared by a facile and low-cost method. FTIR results show that polycondensation of siloxane occurs in the presence of catalyst and water in the system, and siloxane oligomer was formed.
Synthesis of Silicon Hybrid Phenolic Resins with High Si
In this paper, a set of silicon hybrid phenolic resins (SPF) with high Si-content were prepared by mixing phenolic resins with self-synthesized silicon resins.
Research progress on modification of phenolic resin
In recent years, more and more researchers have focused on the discussion of the properties of modified phenolic resins and gradually ignored the research on the synthesis processes that can affect the molecular structure and properties of phenolic resins.
Preparation and properties of phosphorus‐ and silicon‐modified phenolic
In order to further improve the ablation resistance of common phenolic resins, a modified phenolic resin containing phosphorus and silicon (SPPR) was synthesized and the corresponding properties were evaluated.
Study on the Preparation and Performance of Silicone
A scheme for manufacturing heavy-duty rail grinding wheels with silicone-modified phenolic resin (SMPR) as a binder in the field of rail grinding is presented to improve the performance of grinding wheels. To optimize the heat resistance and ...
Organic silicon modified phenolic resin encapsulating material and
The invention discloses an organic silicone modified phenolic resin encapsulating material and a preparation method and usage thereof.
Preparation and properties of silicone/phenolic hybrid aerogel
Due to both the introduction of flexible silicone molecular chains and the effect of smaller gel particle size, the brittleness of phenolic aerogel is overcome.
Preparation of Titanium-Silicon Modified Phenolic Resin
Phenolic resin is a high-molecular-weight material with excellent thermal stability and electrical insulation properties, widely used in electrical insulation, coatings, composites, and other fields. its relatively poor heat resistance and mechanical properties limit its application in high-performance scenarios. To improve these characteristics, researchers have developed various modification methods, among which titanium-silicon modification represents a novel strategy. This article introduces the preparation process and application prospects of titanium-silicon modified phenolic resin.
1. Theoretical Basis of Titanium-Silicon Modified Phenolic Resin
Titanium-silicon modification involves incorporating titanium-silicon compounds to enhance the performance of phenolic resin. These compounds react chemically with the hydroxyl groups in phenolic resin, forming stable chemical bonds that improve heat resistance and mechanical strength. Additionally, titanium-silicon compounds contribute to flame retardancy and reinforcement, further optimizing the resin’s properties.
2. Preparation Process of Titanium-Silicon Modified Phenolic Resin
(1) Raw Material Preparation: Phenolic resin, tetrabutyl titanate, and silane coupling agents are prepared as base materials.
(2) Mixing and Reaction: The phenolic resin is mixed with tetrabutyl titanate at a specific ratio and reacted at high temperatures. During this process, the hydroxyl groups in the resin interact with titanium ions in the tetrabutyl titanate, forming stable chemical bonds.
(3) Surface Treatment: To improve the dispersion of titanium-silicon compounds in the resin, post-reaction surface treatment is applied. For example, silane coupling agents or other surfactants can be added to enhance compatibility between the modifiers and the resin.
(4) Shaping and Processing: Finally, the modified resin is processed into desired forms (e.g., injection molding, extrusion, compression) based on application requirements.
3. Application Prospects of Titanium-Silicon Modified Phenolic Resin
(1) High-Performance Composites: As a matrix material, titanium-silicon modified phenolic resin can be combined with high-performance fillers (e.g., carbon fibers, glass fibers) to create composites with superior mechanical properties and thermal resistance.
(2) Electronics and Electricals: Its excellent electrical insulation and heat resistance make it suitable for manufacturing insulating materials, enclosures, and other components in electronic devices.
(3) Aerospace Industry: The resin’s high heat resistance and impact strength enable its use in aerospace structural parts and engine components.
(4) Environmental Protection: Due to its flame-retardant properties, the modified resin can be used to produce eco-friendly fireproof materials and packaging.
titanium-silicon modified phenolic resin, as an emerging high-molecular-weight material, holds broad application potential. Through optimized preparation methods and surface treatments, its performance can be tailored to meet diverse needs. In the future, advancements in technology and material science will expand its role across industries.
