Posted by bhoot hu mae
on
22:53
Tech Tip 1 - Proper Mixing and Handling of Epoxies
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What:
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Proper Mixing
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Why:
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Mixing and handling epoxies properly eases the application process and increases the chances of achieving a good bond.
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Tech Tip 2 - Handling Premixed and Frozen Materials
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What:
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Handling Premixed & Frozen Materials
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Why:
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Touching the barrel of a frozen syringe without gloves will result in the product pulling away from the barrel and cause freeze thaw voids.
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Tech Tip 3 - Viscosity and TI
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What:
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Viscosity and Thixotropic Index
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Why:
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Viscosity and TI are important parameters to consider when choosing an epoxy.
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Tech Tip 4 - Removing Bubbles
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What:
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Removing Bubbles from Epoxy
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Why:
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Removing bubbles ensures optimal adhesive performance by providing a good continuous bond.
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Tech Tip 5 - Using Expired Product
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What:
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Shelf Life
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Why:
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A product can be used for certain applications after the date of expiration has passed.
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Tech Tip 6 - Minimum Bond Line
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What:
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Minimum Bond Line
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Why:
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Minimum bond line cure and thickness play an important role in adhesive properties and performance.
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Tech Tip 7 - Epoxy Crystallization
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What:
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Epoxy Crystallization
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Why:
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Crystallization of epoxy resins is completely reversible, like freeze/thaw cycles of ice and water.
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Tech Tip 8 - Reworking Cured Epoxy
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What:
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Removing Cured Epoxy
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Why:
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There are several techniques which have shown to be effective tools in removing cured epoxy from substrates.
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Tech Tip 9 - UV Cure Adhesives
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What:
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UV Curing Tips
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Why:
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UV curing adhesives offer a convenient way to quickly cure a product in specific applications.
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Tech Tip 10 - Component Selections for Optimal Dispensing of Epoxies
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What:
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Proper Dispensing Tips
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Why:
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Selecting the correct syringe (barrel), tip, piston & adapter is crucial for optimal dispensing.
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Tech Tip 11 - Converting Mix Ratios
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What:
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Mix ratio by weight to mix ratio by volume
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Why:
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Large errors can occur when mix ratios are not calculated properly
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Tech Tip 12 - Compatible Metallization
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What:
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Compatible Metallization for Silver Epoxies
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Why:
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Considerations for PCB & circuit assembly when choosing ECAs ahead of solder joining
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Tech Tip 13 - Surface Preparation
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What:
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Surface Preparation
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Why:
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Properly preparing a surface for bonding can increase reliability by optimizing a substrates’ ability to accept the adhesive.
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Tech Tip 14 - Color Variations
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What:
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How color can vary in epoxy adhesive components.
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Why:
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Uncured epoxy color differences do not translate into a change in performance.
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Tech Tip 15 - Room Temp Curing ECAs
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What:
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The Effect of Relative Humidity and Temperature on Volume Resistivity for Room Temperature Curing ECAs
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Why:
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It could be your environment.
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Tech Tip 16 - Understanding & Preventing Epoxy Resin Bleed
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What:
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Understanding and Preventing Epoxy Resin Bleed
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Why:
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Epoxy bleed-out is a random occurrence not related to epoxies.
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Tech Tip 17 - Identifying Particles in an Epoxy Adhesive Using Hegman Gauge Analysis
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What:
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Hegman gauge helps to identify different potential types of particles within an epoxy
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Why:
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To identify particle characteristics when subjected to Hegman Gauge analysis
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Tech Tip 18 - Understanding Optical Properties for Epoxy Applications
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What:
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Optical Properties of Epoxy Adhesives
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Why:
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Index of Refraction & Spectral Transmission play a critical role in optoelectronic applications involving epoxies
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Tech Tip 19 - Understanding Mechanical Properties of Epoxies for FEA
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What:
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Mechanical Properties of Epoxies for FEA
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Why:
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Understanding the properties of epoxies will help in product selection when using FEA
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Tech Tip 20 - B-stage Epoxy
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What:
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Understanding B-stage Epoxy Adhesives
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Why:
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B-staged epoxy provides many processing advantages in mass production
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Tech Tip 21 - Epoxy & Silicone Interactions
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What:
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Epoxy and Silicone Interactions
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Why:
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Epoxies and Silicones can co-exist favorably within the same application when applied properly.
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Tech Tip 22 - Using Mold Release Agents with Epoxy Adhesives
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What:
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Mold Release Agents
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Why:
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Mold release agents work well when used properly with epoxy adhesives.
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Tech Tip 23 - Tg - Glass Transition Temperature for Epoxies
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What:
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Glass Transition Temperature (Tg)
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Why:
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Tg is an important property of an epoxy, especially critical in product design.
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Tech Tip 24 - Bonding to Aluminum
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What:
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Bonding to Aluminum Using Epoxy
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Why:
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Aluminum, a popular metal has unique physical properties that need to be taken into consideration for proper bonding with epoxy adhesives.
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Tech Tip 25 - Dielectric Properties of Epoxies
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What:
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Dielectric Properties of Epoxies
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Why:
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Dielectric materials provide an insulating barrier between two electrical conductors.
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Tech Tip 26 - Pot Life, Working Life and Gel Time of Epoxies
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What:
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Understanding the terms pot life, working life and gel time with regards to EPO-TEK adhesives.
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Why:
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Knowing the difference will help with material selection for a specific application.
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Tech Tip 27 - Polyimides
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What:
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Understanding Polyimides
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Why:
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Polyimides are high temperature materials with excellent chemical and solvent resistance
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