1、Synthesis, characterization, and properties of a novel propargyl ether

In this study, 1,5-dihydroxynaphthalene moiety was introduced into a novolac resin structure, and propargyl ether naphthalene phenolic resin (PNPF) was synthesized by the Williamson etherification reaction, which improved the heat resistance of the resin and its processability.

2、Preparation and characterization of a novel allyl ether

Allyl ether naphthol resin (ANPF) was synthesized by introducing 1,5-dihydroxynaphthalene and 2,7-dihydroxynaphthalene into phenolic resin and was copolymerized with 4,4′-bismaleimidodiphenylmethane resin (BDM) to obtain allyl ether naphthol-modified bismaleimide resins (15-ANPF-BDM and 27-ANPF-BDM).

3、A novel naphthalene

To obtain a phenolic resin with superior high-temperature service performance, a novel thermoplastic naphthalene-boron-silicon phenolic resin (BSiNR) was synthesized under 1-naphthylboronic acid as the boron source and vinyltrimethoxysilane (VTMS) as the silicon source as illustrated in Fig. 1 (a).

Naphthalene

Naphthalene-modified phenolic resins also exhibit excellent antibacterial properties. In medical and food industries, where microbial contamination control is crucial, these resins—when combined with specific antimicrobial agents or specialized production processes—can inhibit bacterial growth.

Naphthalene modified o

It is a special naphthalene modified epoxy resin with low water absorption and high electrical performance, mainly used as packaging materials and electronic materials.

Preparation and characterization of a novel allyl ether naphthalene

Allyl ether naphthol resin (ANPF) was synthesized by introducing 1,5‐dihydroxynaphthalene and 2,7‐dihydroxynaphthalene into phenolic resin and was copolymerized with...

Dihydroxy naphthalene modified phenolic resin for sand prevention and

A technology of dihydroxynaphthalene and phenolic resin, which is applied in the field of modified phenolic resin and dihydroxynaphthalene modified phenolic resin for sand control, which can solve the problem of restricting the market share of commonly used phenolic resin and modified phenolic resin, and it is difficult to adapt to steam huff ...

Journal of Applied Polymer Science

Allyl ether naphthol resin (ANPF) was synthesized by introducing 1,5-dihydroxynaphthalene and 2,7-dihydroxynaphthalene into phenolic resin and was copolymerized with 4,4′-bismaleimidodiphenylmethane resin (BDM) to obtain allyl ether naphthol-modified bismaleimide resins (15-ANPF-BDM and 27-ANPF-BDM).

High

In this paper, a simple and feasible method is proposed to prepare a series of naphthalene-based photocurable resins with excellent thermal/mechanical properties and performance by introducing four selected fluorodiamine molecules into 1,6-naphthalene diglycidyl ether (NDE), respectively, and employing maleic anhydride (MA) as the alkali ...

Preparation and characterization of a novel allyl ether naphthalene

In this study, allyl ether naphthalene phenolic resins were prepared using 1,5 - dihydroxynaphthalene and 2,7 - dihydroxynaphthalene to modify BDM resin for enhancing thermomechanical properties.

Naphthalene, an organic compound with a highly condensed aromatic ring structure, is not only widely present in nature but also plays a critical role in the chemical industry. Phenolic resin, as a thermosetting polymer, has been extensively utilized in fields such as wood, paper, plastics, and adhesives due to its excellent physical and chemical properties. Introducing naphthalene into the synthesis of phenolic resins can improve its heat resistance, chemical corrosion resistance, and endow it with new functionalities, such as flame retardancy and antistatic properties. This article explores the research progress and application prospects of naphthalene-modified phenolic resins.

As a modifying component in phenolic resins, naphthalene significantly enhances the comprehensive performance of the resin. Firstly, the addition of naphthalene improves thermal stability, enabling the resin to resist decomposition at high temperatures and expand its usable temperature range. Furthermore, naphthalene strengthens the mechanical properties of the resin, particularly during hot pressing. The enhanced intermolecular interactions between naphthalene molecules result in a more compact structure after curing, thereby increasing hardness and wear resistance.

Chemically, naphthalene undergoes condensation reactions with hydroxyl groups in phenolic resins, forming a stable crosslinked network. This structure not only boosts thermal stability but also provides superior dimensional stability and creep resistance. Additionally, naphthalene reduces smoke and toxic gas emissions during combustion, lowering fire risks.

Naphthalene-modified phenolic resins have diverse applications. One of the most notable is their use in electronic packaging materials. As electronics advance toward miniaturization and higher performance, packaging materials must meet stringent requirements for heat resistance and electrical insulation. Naphthalene-modified phenolic resins excel in these areas, withstanding long-term operation under high voltage and maintaining low dielectric constants and conductivity at elevated temperatures. These properties make them ideal for electronic encapsulation.

Beyond electronics, these resins play a vital role in construction. For example, in fire-resistant doors and anti-theft windows, naphthalene-modified phenolic resins are prized for their fire-retardant properties. In case of fire, the resin rapidly expands to form an insulating layer, isolating the substrate from the flame, delaying spread, and buying time for evacuation and rescue.

Naphthalene-modified phenolic resins also exhibit excellent antibacterial properties. In medical and food industries, where microbial contamination control is crucial, these resins—when combined with specific antimicrobial agents or specialized production processes—can inhibit bacterial growth. This feature has expanded their use in medical devices and food packaging.

The research and application prospects of naphthalene-modified phenolic resins are promising. As technology advances and market demands evolve, there is growing interest in optimizing their performance. Future efforts will focus on developing efficient, eco-friendly synthesis methods and exploring potential applications in renewable energy, biomedical engineering, and other emerging fields.

naphthalene-modified phenolic resins, as high-performance composites, will play an increasingly important role in scientific research and industrial production. Through continuous innovation and optimization, these resins are poised to unlock broader applications across multiple domains.