1. 染料及中间体

1. Dyes and intermediates

精萘是合成蒽醌系染料的核心原料，可制成：

Naphthalene is the core raw material for synthesizing anthraquinone dyes, which can be made into:

H酸（染料中间体）：占全球萘消耗量的35%以上，用于生产酸性、活性染料；

H-acid (dye intermediate): accounting for over 35% of global naphthalene consumption, used for the production of acidic and reactive dyes;

2-萘酚：通过磺化、碱熔工艺制得，是合成偶氮染料（如直接大红4B）的关键中间体；

2-Naphthol: produced through sulfonation and alkali melting processes, it is a key intermediate for the synthesis of azo dyes (such as Direct Red 4B);

克列夫酸：用于制造媒染染料，提升纺织品色牢度。

Klevic acid: used in the manufacture of mordant dyes to enhance the color fastness of textiles.

2. 合成材料

2. Synthetic materials

萘系减水剂（如FDN系列）：通过磺化、缩合反应制成，可提升混凝土抗压强度15%-25%，占中国萘消费量的40%；

Naphthalene based water reducing agents (such as FDN series): made through sulfonation and condensation reactions, can improve the compressive strength of concrete by 15% -25%, accounting for 40% of China's naphthalene consumption;

萘系树脂：

Naphthalene resin:

萘酚甲醛树脂：耐热性达200℃以上，用于电子封装材料；

Naphthol formaldehyde resin: with a heat resistance of over 200 ℃, used as an electronic packaging material;

萘系环氧树脂：介电常数≤3.5，是5G基站PCB板的理想基材。

Naphthalene based epoxy resin: with a dielectric constant of ≤ 3.5, it is an ideal substrate for 5G base station PCB boards.

3. 医药及农药

3. Pharmaceuticals and pesticides

维生素K3（甲萘醌）：全球年产量超2万吨，饲料添加剂领域需求旺盛；

Vitamin K3 (menaquinone): With a global annual production of over 20000 tons, there is a strong demand in the field of feed additives;

萘普生（非甾体抗炎药）：通过Friedel-Crafts酰基化合成，解热镇痛效果显著；

Naproxen (nonsteroidal anti-inflammatory drug): synthesized through Friedel Crafts acylation, it has significant antipyretic and analgesic effects;

西维因（氨基甲酸酯类杀虫剂）：以萘为起始原料，对棉铃虫防效达90%以上。

Sevine (carbamate insecticide): Starting from naphthalene, it has a control effect of over 90% against cotton bollworms.

4. 功能化学品

4. Functional chemicals

樟脑（合成路线）：经异构化、氧化制得，用于医药和香料工业；

Camphor (synthetic route): obtained by isomerization and oxidation, used in the pharmaceutical and spice industries;

十氢萘（高能燃料添加剂）：加氢产物，可提升航空煤油热值10%-15%；

Decahydronaphthalene (high-energy fuel additive): a hydrogenation product that can increase the calorific value of aviation kerosene by 10% -15%;

萘系表面活性剂：如烷基萘磺酸盐，在三次采油中作为驱油剂使用。

Naphthalene based surfactants, such as alkyl naphthalene sulfonate, are used as oil displacement agents in tertiary oil recovery.

5. 新材料领域

5. New materials field

石墨烯前驱体：通过气相沉积法（CVD）可制备高质量石墨烯薄膜；

Graphene precursor: High quality graphene films can be prepared by vapor deposition (CVD) method;

有机半导体材料：如并五苯类似物，载流子迁移率可达5 cm²/V·s；

Organic semiconductor materials, such as pentacene analogues, have a carrier mobility of up to 5 cm ²/V · s;

锂电负极材料：热解产物硬碳比容量＞300 mAh/g。

Lithium battery negative electrode material: The hard carbon specific capacity of the pyrolysis product is greater than 300 mAh/g.

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