INTRODUCTION TO MEDICAL PLASTICS

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CONTENTS
6 s9 p. ?! B7 b0 @; I" TBiocompatibility ...........................................................................................21
( ^; Q2 Y+ D7 ^7 }3 p  _" }Biomaterials Availability ..............................................................................22
- d/ |  `1 O/ }( ?Materials Performance .................................................................................23
7 B4 i6 D. H  g& ^6 V7 FProcessablility...............................................................................................23
2 H+ x0 R+ r* b" i7 NWhat Is a Polymer?......................................................................................24
Basics: Thermoplastic and Thermosets......................................................24
Cross-Linked Thermoplastics ......................................................................25
What Is a Medical-Grade Plastic? ...............................................................25
Finding Plastics ............................................................................................27
Plastics for Machining .................................................................................30
Plastics for Processing by Machining.........................................................31
8 k  g3 k0 L" }( L* X3 IAcrylonitrile–Butadine–Styrene (ABS)....................................................31
Acrylic.......................................................................................................31
5 {6 |- a' {4 v# ^0 Z1 u4 d) oPolyvinylchloride (PVC)..........................................................................32
: e6 P) Z' y: h7 Q* A% S  CPolycarbonate (PC)..................................................................................32
Polypropylene (PP) .................................................................................33
8 R# Y8 J( P) U9 X: i$ q) JPolyethelene (PE)....................................................................................33
, l  t4 |' j- o# m) t- U) WAcetal........................................................................................................34
Nylon (Polyamide) ..................................................................................34
Fluorinated Ethylene Propylene (FEP) ..................................................35
High-Performance Engineering Plastics for Machining ............................35
' k. p. b9 f+ J$ e0 h' sUltem
®
# L8 y( z; u& E5 x, B0 lPolyetherimide............................................................................35
PEEK™ (Polyetheretherketone)..............................................................36