環(huán)氧樹脂屬于熱塑性的線型樹脂，不能直接應用，必須向其中添加固化劑組分，生成三維網(wǎng)絡結(jié)構(gòu)才能體現(xiàn)其獨特的性能。在固化劑產(chǎn)品中，酸酐類固化劑占有重要地位，是固化劑市場用量較大，應用較為廣泛的品種之一。
Epoxy resin is a kind of thermoplastic linear resin, which can not be directly used. It is necessary to add curing agent components to it to form a three-dimensional network structure to reflect its unique performance. Among the curing agent products, the anhydride curing agent plays an important role. It is one of the widely used curing agent products with large market consumption.
環(huán)氧樹脂和酸酐類固化劑及其他添加劑（如促進劑、增韌劑、填料、偶聯(lián)劑、顏料等經(jīng)過加熱，通過各種加工工藝，形成不同形態(tài)的熱固性加成物。酸酐體系固化劑的特點是收縮率小、沒有副產(chǎn)物，耐熱性好，密封性佳，絕緣性好，各種助劑選擇性大。可應用在電子灌封、電器澆注、包封、拉擠、纏繞、層壓絕緣材料及復合材料、粉末涂料等領域。
Epoxy resin, anhydride curing agent and other additives (such as accelerant, toughening agent, filler, coupling agent, pigment, etc.) are heated to form different forms of thermosetting adducts through various processing technologies. The curing agent of anhydrides system is characterized by small shrinkage, no by-products, good heat resistance, good sealing, good insulation and high selectivity of various additives. It can be used in electronic potting, electrical pouring, encapsulation, pultrusion, winding, laminated insulating materials and composite materials, powder coating and other fields.
1、 電子灌封
1. Electronic potting
電子灌封產(chǎn)品從小型電子元件、精密儀表、軍工通訊產(chǎn)品，及各種電子澆注制品大型變壓器，從電機線圈到高壓電器中電流互感器、電纜接線盒和電纜終端等，酸酐類固化劑得到廣泛應用。
Electronic potting products from small electronic components, precision instruments, military communication products, and a variety of electronic casting products large transformers, from motor coils to high-voltage electrical current transformers, cable junction boxes and cable terminals, etc., anhydride curing agent has been widely used.
2、 拉擠產(chǎn)品
2. Pultrusion products
拉擠成型時將浸漬樹脂膠液的連續(xù)玻璃纖維束、帶或布等，在牽引力的作用下，連續(xù)不斷地長度不限的玻璃鋼型材。這種工藝適合各種斷面形狀的玻璃鋼型材，如棒，管，工字形、槽形、方形型材和空腹型材等。
During pultrusion, continuous fiberglass bundles, belts or cloth impregnated with resin glue are continuously produced with unlimited length fiberglass profiles under the action of traction. This process is suitable for producing FRP profiles with various cross-section shapes, such as bar, tube, I-shape, groove, square profile and hollow profile.
拉擠制品中，環(huán)氧樹脂體系固化劑一般采用酸酐類固化劑。盡管也采用不飽和樹脂拉擠成型加工，但其綜合性能，尤其在機械性能、絕緣性能、收縮率方面，均不如環(huán)氧樹脂拉擠產(chǎn)品。
In the production of pultrusion products, the curing agent of epoxy resin system is generally anhydrides. Although it is also processed by pultrusion of unsaturated resin, its comprehensive properties, especially in mechanical properties, insulation properties and shrinkage, are not as good as epoxy pultrusion products.
3、 層壓產(chǎn)品
3. Laminated products
環(huán)氧層壓制品是由纖維織物增強材料浸漬環(huán)氧樹脂/固化劑等配制成的膠液，經(jīng)一定溫度烘干得到半固化片，半固化片經(jīng)裁切、疊層，而后熱壓固化成板材，經(jīng)卷繞加熱固化成管材和筒材。
The epoxy laminated product is a kind of glue liquid which is made up of fiber fabric reinforced material impregnated with epoxy resin / curing agent. After drying at a certain temperature, the semi-cured sheet is obtained. The semi-cured sheet is cut and laminated, then hot pressed and solidified into plate, and then heated and solidified into tube and tube.
層壓產(chǎn)品使用環(huán)氧樹脂體系中，主要使用酸酐類固化劑，胺類固化劑使用雙氰胺及芳香胺，也有采用合成樹脂作固化劑。
In the epoxy resin system, the main curing agent for laminating products is anhydrides, dicyandiamide and aromatic amine are used as amine curing agents, and synthetic resin is also used as curing agent.
環(huán)氧覆銅箔層壓板是電子工業(yè)的基礎材料，用于制造印刷線路板，廣泛應用于電子計算機、通訊設備、儀表設備、家用電器等。
Epoxy copper-clad laminate is the basic material of electronic industry, which is used to manufacture printed circuit board and widely used in electronic computer, communication equipment, instrument equipment, household appliances, etc.
4、 纏繞制品
4. Winding products
纏繞制品是將浸過樹脂的連續(xù)纖維（布、予浸紗）按照一定規(guī)律纏繞到芯模上，然后經(jīng)過固化、脫模而獲得一定形狀制品。
Winding products are made by winding resin impregnated continuous fibers (cloth, pre impregnated yarn) onto the core mould according to certain rules, and then solidify and demould to obtain certain shape products.
纏繞制品更具代表性的是使用期長、粘度小、發(fā)熱量少、毒性小的環(huán)氧固化體系，故一般都選用液體酸酐為主。
The most representative of winding products is the epoxy curing system with long service life, small viscosity, less heat and less toxicity, so liquid anhydrides are generally selected as the main component.
5、 模塑料制品
5. Molded plastic products
模塑料主要是對小型電子元件如晶體管、集成電路、電容器、電阻器等進行包封。它的優(yōu)點是操作方便，效率高，可以采用較多填料。它使用的固化劑既有酸酐固化劑也有胺類固化劑。
Mold plastic is mainly used to pack small electronic components such as transistors, integrated circuits, capacitors, resistors, etc. It has the advantages of convenient operation, high production efficiency, and can use more fillers. The curing agent used in the utility model includes both an anhydride curing agent and an amine curing agent.
6、 真空壓力浸膠制品
6. Vacuum pressure impregnated products
在真空壓力浸膠制品工藝中，先將玻璃布卷繞在管芯軸上，裝入模具內(nèi)，然后在真空下將環(huán)氧膠黏劑吸入模腔內(nèi)，再在一定壓力和溫度下進行凝膠固化便可獲得管材。
In the production process of vacuum pressure dipping products, first, the glass cloth is wound on the shaft of the tube and loaded into the mold, then the epoxy adhesive is sucked into the mold cavity under vacuum, and then the gel is solidified at a certain pressure and temperature to obtain the tube.
該工藝主要采用液體酸酐類固化劑。
The production process mainly uses liquid anhydrides curing agent.
7、 環(huán)氧樹脂涂料
7. Epoxy resin coating
環(huán)氧樹脂在涂料工藝中主要利用它優(yōu)良的粘接性以及優(yōu)異的耐化學品性能，它在防腐蝕、電氣絕緣、交通運輸、土木建筑等領域有著廣泛應用。
Epoxy resin is mainly used in coating process for its excellent adhesiveness and chemical resistance. It is widely used in anti-corrosion, electrical insulation, transportation, civil construction and other fields.
環(huán)氧樹脂涂料中應用酸酐類固化劑的主要有滴浸漆、粉云母帶粘合絕緣漆、粉末涂料等。
The main curing agents used in epoxy resin coating are dip coating, mica tape adhesive insulating coating, powder coating, etc.
酸酐類固化劑中，液體酸酐類因其便利的操作工藝，超高的性價比，在市場上應用更為廣泛。
Among the anhydrides, liquid anhydrides are widely used in the market due to their convenient operation process and high cost performance.
