Lesson 4

Flashcards covering key concepts from the Polymer Chemistry lecture notes.

What are the three categories of polymer classification?

Nature-based, Structure-based and Polymerisation-based.

Name some Engineering Polymers.

Polyamides, ABS resin, Poly(methyl methacrylate), Polycarbonate, Polysulfones, Fluoropolymers

What are some examples of Polyamides?

Nylon-6, Nylon-6,6, NomexTM, and KevlarTM

What type of polymerization do Aliphatic polyamides undergo?

Ring-opening polymerization

What type of polymerization do Aromatic polyamides undergo?

Condensation polymerization

What are the applications of Poly(ϵ-caprolactam)?

Strings for musical instruments and Surgical sutures

What are the applications of NomexTM?

Cut resistant gloves and Fire-suit

What are the applications of Poly(hexamethylene adipamide)?

Airbags

What are the applications of KevlarTM?

Honeycomb core used in aircraft, Bulletproof vests, and Military helmet

What three monomers make up ABS?

Acrylonitrile, Butadiene, and Styrene

What are Acrylonitrile Butadiene Styrene (ABS) used in?

Consumer goods like toys, laptop casing and home appliances and Automotive parts

What is Poly(methyl methacrylate) (PMMA) also known as?

Acrylic glass

What are Poly(methyl methacrylate) (PMMA) used in?

Car windows, Aquarium, and Handphone screen protector

What is Polycarbonate (PC) synthesized by?

Condensation of bisphenol-A and phosgene

What are Polycarbonates used for?

Roofing, Lenses, Windows, and Suitcases

What are Polysulfones used for?

Dialyser, Milk bottles, Passenger service unit in aircraft, and Ultrafiltration membranes for water treatment and food processing

What are Fluoropolymers characterized by?

The strong carbon-fluorine (C-F) bonds.

What are Fluoropolymers used for?

Non-stick pan, Coating on iron, and Air/gas sampling bag.

What are some examples of Specialty polymers.

High temperature thermoplastics, Conductive polymer, Superabsorbent polymers and Specialty polyolefins

What are some examples of High Temperature Thermoplastics?

Victrex®, Polyetheretherketone (PEEK), Kapton®, Polyimide (PI), Ultem®, and Polyetherimide (PEI)

What is a unique polyacetylene?

Electrically conductive polymer

What is Superabsorbent polymer synthesised from?

Acrylic acid monomers and sodium hydroxide in the presence of cross- linking agent.

What are some examples of Superabsorbent polymer?

Diapers, Water retention agent , and Wound dressings

What are some examples of Specialty Polyolefins?

Poly(4-methyl-1-pentene) (PMP), and ultrahigh molecular weight polyethylene (UHMWPE)

What are Poly(4-methyl-1-pentene) (PMP) used for?

Medical packaging, Films, semiconductors, and Gas separation membrane

What are ultrahigh molecular weight polyethylene (UHMWPE) used for?

Hip, knee, and spine implants, Suspension lines on sport parachutes, and Engine components