1. 染料及中間體

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（染料中間體）：占全球萘消耗量的35%以上，用于生產(chǎn)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：通過磺化、堿熔工藝制得，是合成偶氮染料（如直接大紅4B）的關(guān)鍵中間體；

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，提升紡織品色牢度。

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

2. 合成材料

2. Synthetic materials

萘系減水劑（如FDN系列）：通過磺化、縮合反應(yīng)制成，可提升混凝土抗壓強度15%-25%，占中國萘消費量的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;

萘系樹脂：

Naphthalene resin:

萘酚甲醛樹脂：耐熱性達200℃以上，用于電子封裝材料；

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

萘系環(huán)氧樹脂：介電常數(shù)≤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. 醫(yī)藥及農(nóng)藥

3. Pharmaceuticals and pesticides

維生素K3（甲萘醌）：全球年產(chǎn)量超2萬噸，飼料添加劑領(lǐng)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（非甾體抗炎藥）：通過Friedel-Crafts?；铣桑鉄徭?zhèn)痛效果顯著；

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

西維因（氨基甲酸酯類殺蟲劑）：以萘為起始原料，對棉鈴蟲防效達90%以上。

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

4. 功能化學(xué)品

4. Functional chemicals

樟腦（合成路線）：經(jīng)異構(gòu)化、氧化制得，用于醫(yī)藥和香料工業(yè)；

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

十氫萘（高能燃料添加劑）：加氫產(chǎn)物，可提升航空煤油熱值10%-15%；

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

萘系表面活性劑：如烷基萘磺酸鹽，在三次采油中作為驅(qū)油劑使用。

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

5. 新材料領(lǐng)域

5. New materials field

石墨烯前驅(qū)體：通過氣相沉積法（CVD）可制備高質(zhì)量石墨烯薄膜；

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

有機半導(dǎo)體材料：如并五苯類似物，載流子遷移率可達5 cm2/V·s；

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

鋰電負(fù)極材料：熱解產(chǎn)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.

本文由精萘廠家友情奉獻.更多有關(guān)的知識請點擊:http://m.2cgg.com我們將會對您提出的疑問進行詳細(xì)的解答，歡迎您登錄網(wǎng)站留言.

This article is a friendly contribution from the manufacturer of refined naphthalene For more information, please click: http://m.2cgg.com We will provide detailed answers to your questions. You are welcome to log in to our website and leave a message