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Epoxy: Quiz


Question 1: Epoxy or polyepoxide is a thermosetting ________ formed from reaction of an epoxide "resin" with polyamine "hardener".
NylonPolymer chemistryPolymerPlastic

Question 2: In the electronics industry epoxy resins are the primary resin used in overmolding ________, transistors and hybrid circuits, and making printed circuit boards.
Central processing unitElectrical engineeringIntegrated circuitMOSFET

Question 3: Many properties of epoxies can be modified (for example silver-filled epoxies with good ________ are available, although epoxies are typically electrically insulating).
CopperResistivityElectrical resistanceElectrical conductivity

Question 4: Epoxy is a ________; that is, it is formed from two different chemicals.
CopolymerGlass transitionPolystyrenePoly(methyl methacrylate)

Question 5: ________ epoxies are used as powder coatings for washers, driers and other "white goods".

Question 6: [10] ________, which is used in epoxy resin, is a known endocrine disruptor.
PlasticBis(2-ethylhexyl) adipatePolystyreneBisphenol A

Question 7: In general, epoxies are known for their excellent adhesion, chemical and heat resistance, good-to-excellent mechanical properties and very good ________ properties.
CapacitorInsulator (electrical)TransformerElectric current

Question 8: It is a main source of ________ among users of plastics.
Chronic obstructive pulmonary diseaseOccupational asthmaTerbutalineHypersensitivity pneumonitis

Question 9: Such epoxies are commonly used in optics, fiber optics, optoelectronics and ________.
DentistryCleft lip and palateOrthodonticsOral and maxillofacial surgery

Question 10: ________ can also be used, but it is very volatile and flammable, unlike vinegar.
AcetoneSqualeneCholesterolAcetoacetic acid


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