Technical Articles
Epoxy Technology has published these technical articles:
(Plastics, Elastomers and Polymers)
From this Article:
Proper mixing and handling epoxies eases the application process and allows for the best possible performance of an adhesive....
(Industrial Adhesives)
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Commonly, customers will purchase two component epoxies premixed and frozen in syringes for automated dispensing. This removes the weighing step and ensures that material has already been properly...
(Industrial Adhesives)
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Viscosity and Thixotropic Index (TI) are common terminology used to describe the rheology of an epoxy. They both play a large role on how a product will perform for a particular application....
(Industrial Adhesives)
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Air entrapment is an inevitable occurrence when any product, regardless of its rheology, is mixed. This tip discusses three techniques for removing and reducing this entrapped air....
(Industrial Adhesives)
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Epoxies cure by a kinetically favored process
known as an exothermic reaction. By adding a part B curing agent to the part A monomer, the result is a cured polymer network. Some proceed very rapidly...
(Industrial Adhesives)
From this Article:
It can often come as a surprise, but crystallization is more of an inconvenience rather
than a problem. The ones who are most aware of it are our customers. Frequently, a jar, bottle, bucket or...
(Industrial Adhesives)
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A major advantage of using an epoxy is that it provides a very strong, permanent bond in adhesive applications. This permanence can also act as a limitation when needing to rework, remove or...
(Industrial Adhesives)
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UV curing adhesives offer a convenient way to quickly cure a product in specific applications. These types of chemistries offer two fundamentally different cure mechanisms, cationic or free radical,...
(Industrial Adhesives)
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Selecting the correct syringe (barrel), tip, piston & adapter is crucial for optimal dispensing....
(Industrial Adhesives)
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Mix ratio of a two part epoxy is extremely important in achieving a proper cure. Epoxies use a chemical reaction between a resin and hardener which have a stoichiometric ratio that determines the...
(Industrial Adhesives)
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Silver epoxy adhesives (ECAs) have been widely used in semiconductor and electronic packaging industries since the 1960s, as a reliable connection method instead of soldering or eutectic joining of...
(Industrial Adhesives)
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In adhesive bonding the epoxy is only one part of the equation. Each substrate that is being adhered to is often as important as the adhesive selection. Physical properties such as bond strength,...
(Industrial Adhesives)
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Epoxy adhesive components can be supplied in many different shades and colors, often varying lot-to-lot in appearance. Visual color differences are monitored closely and only after proper quality...
(Industrial Adhesives)
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Room Temperature Curing Electrically Conductive Adhesives (RT ECA) are an attractive option for use with substrates and components that cannot withstand typical heat curing conditions (100°C-150°C) of...
(Industrial Adhesives)
From this Article:
Epoxy resin separation ("resin bleed or bleed out") is a phenomenon that can take place when working with filled, adhesive systems dispensed onto various surfaces/substrates. It is often described as...
(Industrial Adhesives)
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For wet particle analysis, a Hegman Gauge (sometimes referred to as a grind gauge) is
frequently used to determine the fineness of the grind and to analyze different types of particles within an epoxy...
(Industrial Adhesives)
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Optical or unfilled epoxy adhesives are commonly used for adhering various substrates, encapsulating components and providing protective coatings in several optical applications. They are found in...
(Industrial Adhesives)
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The unique molecular structure of epoxy allows for a large variety of mechanical properties through varying formulations. Epoxies can range from very soft and flexible to very hard and rigid. Softer...
(Industrial Adhesives)
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B-staged epoxy resin is a descriptive term used to define a one component epoxy system, using a latent (low reactivity) curing agent. This unique product can be partially cured (sometimes referred to...
(Industrial Adhesives)
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Epoxy adhesives are a great choice for many applications for their excellent adhesion, chemical and temperature resistance, as well as many other attributes. When selecting an epoxy for a specific...
(Industrial Adhesives)
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Epoxy adhesives are universally known for their high strength and toughness in bonding a wide variety of substrates found in semiconductor and electronics assembly. Although an epoxy's inherent nature...
(Industrial Adhesives)
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The Glass Transition Temperature (Tg) is one of the most important properties of any epoxy and is the temperature region where the polymer transitions from a hard, glassy material to a soft, rubbery...
(Industrial Adhesives)
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Aluminum is a popular metal that is often chosen in various manufacturing processes. It has many important physical properties including: light weight, corrosion resistance, excellent conductivity,...
(Industrial Adhesives)
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Dielectric, by definition, means any insulating medium which intervenes between two conductors. In simple terms, it suggests the absence of conduction and describes materials which are not electrical...
(Industrial Adhesives)
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Pot life, working life, and gel time are properties of an epoxy that can vary greatly from product to product. These properties play a vital role in material selection in choosing an adhesive for a...
(Industrial Adhesives)
From this Article:
Polyimides are synthetic polymers containing two acyl groups (C=O) bonded to nitrogen (N); known as imides. They are supplied as a one component system and typically contain solvents. Polyimides are...
(Plastics, Elastomers and Polymers)
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Amine blush can be avoided with appropriate precautions....
(Plastics, Elastomers and Polymers)
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Sterilization is a process that effectively kills any transmissible agents (such as bacteria, viruses, fungi, spore forms, etc.) on a surface. The selection of a specific sterilization method is...
(Electrical, Optical, and Specialty Materials)
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After selecting the appropriate adhesive, determining the proper cure schedule is a very important aspect to achieving optimal adhesive performance for your specific application....
(Electrical, Optical, and Specialty Materials)
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This guide is an educational tool designed to assist adhesive users in
gaining a more thorough understanding of adhesive properties and testing....
(Electrical, Optical, and Specialty Materials)
From this Article:
When selecting an EPO-TEK product for any application, the datasheet provides excellent information, and is a useful first reference guide. It is therefore important that the datasheet be correctly...