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Table of Plastics Chemical Acronyms

Acronym Chemical description*
ABA Acrylonitrile Butadiene Acrylate, thermoplastic copolymer 
AAS  Acrylonitrile Acrylate (ester) Styrene, thermoplastic copolymer
ABA  acrylonitrile-butadiene-acrylate
ABR  Acrylate (ester) Butadiene Rubber, elastomeric copolymer
ABS  Acrylonitrile Butadiene Styrene, thermoplastic copolymer 
Acetal PolyOxyMethylene
ACM Acrylic Acid Ester Rubber
ACRYLIC  Poly- or co-polymethyl methacrylate, thermoplastic copolymer
ACS Acrylonitrile Chlorinated Polyethylene Styrene Terpolymer, thermoplastic copolymer
AECO Allyl Epichlorohydrin Co-Ethylene Oxide terpolymer, thermoset  elastomer **
AEM Ethylene acrylic elastomer, thermoset terpolymer aka EAM
AES Acrylonitrile Ethylene Styrene or Acrylonitrile Ethylene Propylene Styrene, thermoplastic copolymer
AMMA Acrylonitrile Methyl Methacrylate, thermoplastic copolymer
APET Amorphous Polyethylene Terephthlate, thermoplastic copolymer
APP  Atactic PolyPropylene, thermoplastic copolymer***
ARP ARylterephthalate coPolyester, thermoplastic copolymer
ASA Acrylic (acrylates) Styrene Acrylonitrile, thermoplastic copolymer
BIIR Bromobutyl Rubber
BO  Biaxially-Oriented (film)
BOPP Biaxially Oriented Polypropylene (film)
BR Butadiene Rubber, thermoset elastomer
BS  Butadiene styrene rubber, thermoset elastomer
CA Cellulose Acetate (acetate rayon fiber), thermoplastic organic resin
CAB Cellulose Acetate Butyrate (Butyrate), organic thermoplastic resin
CAP Cellulose Acetate Propionate (Cellulose Propionate), organic thermoplastic resin
CP Cellulose Propionate (cellulose acetate propionate), organic thermoplastic resin
CIIR Chlorobutyl Rubber, thermoset elastomer
CM Chlorinated Polyethylene Rubber, thermoset elastomer
CO Epichlorohydrin homopolymer rubber (AKA Chlorohydrin rubber), thermoset elastomer
COP  Copolyester, thermoplastic copolymer--broad class of modified polyesters
COPE  Copolyester, thermoplastic copolymer--broad class of modified polyesters
COPA  Copolyamide, thermoplastic copolymer--broad class of modified polyamides
CPE  Chlorinated polyethylene , thermoplastic elastomer
CPET  Crystalline polyethylene terephthalate, thermoplastic copolymer (PETP or PET-P are obsolete)
CPP  cast polypropylene (film), thermoplastics
CPVC  Chlorinated polyvinylchloride , thermoplastic copolymer
CR Polychloroprene Rubber, thermoset elastomer.
CSM Chlorosulfonated Polyethylene Rubber, thermoset elastomer
CTA  Cellulose triacetate, thermoplastic cast film
CTFE Chlorortrifluoroethylene, fluoropolymer liquid for ECTFE
DAM Dry As Molded (often applied to nylon)
DAP Poly(Diallyl Phthalate), thermoset copolymer (aka PDAP)
EAA Ethylene Acrylic Acid, thermplastic copolymer
EAM  Ethylene acrylate rubber, or Ethylene Alkene elastomer, (aka AEM) 
EBA, EBAC Ethylene Butyl Acrylate
EC Ethyl Cellulose, thermoplastic copolymer
ECO Epichlorohydrin Co-Ethylene Oxide copolymer, thermoset  elastomer****
ECTFE  Ethylene-ChloroTriFluoroEthylene copolymer, thermoplastic copolymer
EEA Ethylene Ethyl Acrylate, thermoplastic copolymer
ELAST.  Elastomer 
EMA  Ethylene Methyl Acrylate, or Ethylene Methacrylate, thermoplastic copolymer (aka EMAC)
EMAA  Ethylene Methyl Acrylate Acid, or Ethylene Methacrylate, thermplastic terpolymer
EMAC Ethylene Methyl Acrylate, or Ethylene Methacrylate, thermoplastic copolymer (aka EMA)
EMCM Ethylene Methyl Acrylate Cyclohexene Methyl Acrylate
EMPP  Elastomer Modified Polypropylene
EnBA  Ethylene normal Butyl Acrylate
EP  Ethylene-Propylene
EPDM Ethylene Propylene Diene terpolymer rubber, thermoset elastomer (M = saturated resin backbone)
EPM Ethylene Propylene rubber, thermoset copolymer
EPN Epoxy Phenol Novolac, thermoset plastic
EPR  Ethylene Propylene Rubber, thermoset copolymer elastomer 
EPS Expanded Polystyrene, thermoplastic monomer foam beads
ESI  Ethylene Styrene Interpolymer, thermplastic
ETE  Engineering Thermoplastic Elastomers
ETFE  Ethylene TetraFluoroEthylene, thermoplastic copolymer
ETP  Engineering ThermoPlastics
ETPU Engineering Thermoplastic PolyUrethane
EVA Ethylene Vinyl Acetate, thermoplastic copolymer
EVAC, EVA(C)  Ethylene Vinyl Acetate, thermoplastic Copolymer
EVOH, EVAL Ethylene Vinyl Alcohol, thermoplastic copolymer
FEP Fluorinated Ethylene Propylene, thermoplastic copolymer [Teflon]
FMQ Fluorosilicone Rubber, thermoset elastomer (aka FVMQ)
FPM, FKM Fluorocarbon Rubber, thermoset elastomer
FPVC Flexible Polyvinyl Chloride, thermoplastic copolymer
FRP  Fiber Reinforced Plastic, often appliced to epoxy composit
FVMQ Fluorosilicone Rubber, thermoset elastomer (aka FMQ)
FZ Fluorinated Polyphosphazene Rubber, thermoset rubber
GF  Glass Fiber 
GFR Glass Fiber Reinforced
GMT(P)  Glass Mat Reinforced Thermoplastics
GP General Purpose
GPO Propylene Oxide Rubber, thermoset copolymer (also see PO)
GPPS General Purpose PolyStyrene
GRP  Glass fiber Reinforced Plastics
HCR  Heat Cured Rubber
HDPE High Density Polyethylene, thermoplastic homopolymer
HIPS High Impact PolyStyrene, thermoplastic copolymer
HMW  high molecular weight
HNBR Hydrogenated Nitrile Butadiene Rubber, themoset elastomer ( see NBR)
HNP  High Nitrile Polymer, thermoset elastomer
IIR  Isobutylene-Isoprene Rubber, thermoset elastomer (aka Butyl Rubber) 
IR  Synthetic cis-1,4-polyIsoprene Rubber , thermoset elastomer (aka Synthetic Natural Rubber)
LCP Liquid Crystal Polymer, thermoplastic copolymer
LDPE Low Density Polyethylene, themoplastic homopolymer
LLDPE Linear Low Density Polyethylene, thermoplastic homopolymer
LMDPE Linear Medium Density Polyethylene, thermplastic homopolymer
LP  Low Profile resin, modified polyester liquid resin
MBS  Methacrylate Butadiene Styrene, thermoplastic copolymer
MDPE Medium Density Polyethylene, themoplastic homopolymer
MMA  Methyl MethAcrylate, colorless liquid resin for production of PMMA (acylic plastic)
MPE , mPE Metallocene PolyEthylenes, thermplastic elastomer 
MPF  Melamine Phenol Formaldehyde, thermoset adhesive resin
MPR  Melt-Processable Rubber
NBR Acrylonitrile Butadiene Rubber, thermoset elastomer, (aka Nitrile Rubber, Buna-N, see HNBR)
NHT High Temperature Nylon
NR  Natural rubber 
Nylon Polyamide (PA), commonly known as Nylon 6 or 66 which is not a trade name
OPET  Oriented Polyethylene Terephthalate, thermoplastic copolymer (aka boPET /Biaxially-Oriented)
OPP Oriented PolyPropylene (Film), thermoplastic monomer
OPS Oriented PolyStyrene (Film), thermoplastic monomer
OSA  Olefin-modified Styrene-Acrylonitrile, thermplastic copolymer
O-TPV  Olefinic ThermoPlastic Vulcanizate, thermoset elastomer modified with polyolefin
PA Polyamide (nylon), thermoplastic monomer
PA PolyAcrylate, thermoplastic monomer
PA  PolyAmide, thermoplastic monomer [nylon]
PAA  PolyAcrylic Acid , colorless liquid for dispersant in water systems
PAE PolyArylEther, thermoplastic monomer of polyester family
PAEK PolyArylEtherKetone, thermoplastic copolymer
PAES  Polyarylethersulfone , thermoplastic copolymer
PAI PolyAmide-Imide, thermoplastic copolymer
PAMS, PaMs Poly(Alpha-Methylstyrene), themoplastic copolymer in alpha form
PA-MXD6 Polyarylamide , thermoplastic copolymer of the aromatic amide family (aka PARA)
PAN PolyAacryloNitrile, thermoplastic monomer
PAr  Polyarylate , thermoplastic copolymer (similar to PET and PBT)
PARA Polyarylamide , thermoplastic copolymer of the aromatic amide family (aka PA-MXD6)
PAS, PASU PolyArylSulfone, thermoplastic copolymer (aka PES and PESU /polyethersulfone)
PASA Polyamide, Semi-Aromatic (Nylon), thermplastic copolymer
PB PolyButadiene, thermoset elastomer monomer
PB, PB-1 PolyButylene, thermoplastic polyolefin (isotactic, aka polybutene-1, not polybutene)
PBAN  PolyButadiene-AcryloNitrile, thermoset copolymer (PolyButadiene-acrylic acid-AcryloNitrile)
PBN  PolyButylene 2,6-Naphthalate, thermoplastic copolymer (PolyAlkylene Naphthalate)
PBS  PolyButadiene Styrene, thermoset elastomer (aka Styrene Butadiene Rubber, SBR)
PBT PolyButylene Terephthalate, thermoplastic copolymer of the polyester family
PC PolyCarbonate, thermoplastic monomer
PCP Post-Consumer Plastic, recycled thermoplastic resin (aka PCR)
PCR Post-Consumer Resin or Recyclate, recycled thermoplastic resin (aka PCB)
PCT, PCTA  PolycyClohexylenedimethylene Terephthalate, thermoplastic copolymer
PCTFE PolyChlororTriFluoroEthylene
PCTG  PolycyClohexylenedimethylene Terephthalate Glycol, thermoplastic copolymer
PCU PolyCarbonate Urethane, thermoplastic urethane copolymer
PDAP Poly(Diallyl Phthalate), thermoset copolymer (aka DAP)
PDMS PolydiMethylSiloxane (Silicone), thermoset elastomer
PE Polyethylene, thermoplastic monomer
PEBA PolyEther Block polyAmide, thermoplastic elastomer ( HO-(CO-PA-CO-O-PE-O)n -H)
PEC  PolyEsterCarbonate , thermplastic compolymer of polyester family (PC & Par)
PEC  Chlorinated PolyEthylene, thermplastic elastomer (aka CPE)
PEDT, PEDOT PolyEthylene DioxiThiophene, thermoplastic conductive polymer
PEEK PolyEtherEtherKetone, thermoplastic copolymer
PEG PolyEthylene Glycol, water-soluable liquid/waxy solid copolymer (aka PEO and POE)
PEI PolyEtherImide, thermoplastic copolymer
PEK PolyEtherKetone, thermoplastic copolymer
PEKEKK PolyEthrKetoneEtherKetoneKetone, thermoplastic copolymer
PEKK PolyEtherKetoneKetone, thermoplastic copolymer
PEN PolyEthylene 2,6-Naphthalate, thermoplastic copolymer (PolyAlkylene Naphthalate)
PEO, PEOX PolyEthylene Oxide, water-soluable liquid/waxy solid copolymer (aka PEG and POE)
PES, PESU PolyEtherSulfone, thermoplastic copolymer (aka PAS and PASU /polyarylsulfone)
PET, PETP, PET-P Polyethyleneterephthalate , thermoplastic copolylmer (aka PETE /obsolete)
PETG PET Modified with CHDM
PEVA Poly (Ethylene Vinyl Acetate)
PEX Cross-linked Polyethylene, thermoplastic elastomer
PF Phenol Formaldehyde (Phenolic)
PFA, PFE PerFluoroAlkoxy, thermoplastic fluoropolymer [Teflon]
PFEP  PolyFluoroEthylene Propylene, thermoplastic copolymer 
PI PolyImide, thermoplastic monomer
PIB PolyIsoButylene, thermoset elastomer [butyl rubber]
PIBI, IIR PolyIsoButylene toughened with PMMA, thermoplastic elastomer [butyl rubber]  (aka IIR)
PIR PolyIsocyanurate Foam, thermoset elastomer
PISU PolyImideSulfone, thermoplastic copolymer
PMA  PolyMethylAcrylate , themoplastic copolymer
PMMA PolyMethylMethAcrylate, thermoplastic copolymer (acrylic)
PMP, TPX PolyMethylPentene, thermoplastic monomer
PNR, PNB PolyBorBorane Rubber, thermoset elastomer
PO Polyolefin, thermoplastic monomer or elastomer (TPE)
PO  Propylene Oxide Rubber, thermoset homopolymer
POB, POBA Poly(p-Oxybenzoate), thermoplastic liquid crystal aromatic polymer
POE PolyOxyEthylene, water-soluable liquid/waxy solid copolymer (aka PEO and PEG)
POM PolyOxyMethylene (Acetal)
PP Polypropylene, thermoplastic monomer
PPA PolyPhthalAmide, thermoplastic copolymer of the polyamide family (nylon)
PPC  Chlorinated PolyPropylene, thermoplastic resin
PPE Polyphenylene Ether, thermoplastic coplymer (aka PPO although chemically slightly different)
PPF Phenol-Furfural, thermoplastic resin
PPO, PPOX, POX PolyPhenylene Oxide, thermoplastic coplymer (aka PPE although chemically slightly different)
PPS Polyphenylene Sulfide, thermoplastic copolymer
PPSU PolyPhenylSulfone, thermoplastic copolymer
PS Polystyrene, thermoplastic monomer
PSO, PSU Polysulfone, thermoplastic amorphous monomer
PSS PolySuperSulfone, thermoplastic amorphous monomer
PSU, PSO Polysulfone, thermoplastic amorphous monomer
PPSU  PolyPhenyleneSulfone, thermoplastic amorphous monomer
PTFE PolyTetraFluoroEthylene, thermoplastic fluoropolymer [Teflon/Fluon]
PTMG, PTMEG PolyTetraMethylene Glycol, liquid used to produce elastomers e.g. Spandex using isocyanate
PTR  Polysulfide rubber, thermoset elastomer
PTT Polytrimethylene Terephthalate, thermoplastic copolymer
PU Polyurethene, thermoset elastomer or coating
PVAC PolyVinyl Acetate, thermoplastic copolymer
PVAL, PVOH PolyVinyl Alcohol, thermoplastic copolymer
PVB PolyVinyl Butyral, thermoplastic copolymer (polyvinyl butyrate / reactant from PVAL & PVAC)
PVC PolyVinyl Chloride, thermoplastic copolymer
PVCA PolyVinyl Chloride Acetate, thermoplastic copolymer
PVDA  PolyVinyliDene Acetate, thermoplastic copolymer
PVDC PolyVinyliDene Chloride, thermoplastic copolymer
PVDF PolyVinyliDene Fluoride, thermoplastic fluorocopolymer
PVF  Polyvinyl fluoride, thermoplastic fluorocopolymer [Teflon]
PVFM PolyVinyl Formal, thermoplastic copolymer
PVK Polvinylcarbazole, thermoplastic copolymer
PVOH, PVAL PolyVinyl Alcohol, thermoplastic copolymer
PVP PolyVinylPyrrolidone, thermoplastic copolymer
PZ PolyPhosphaZene Rubber, thermoset elastomer
RHDPE  Recycled High Density Polyethylene, thermoplastic monomer
RPET  Recycled PolyEthylene Terephthalate, thermoplastic copolymer of the polyester family
RPVC Rigid PolyVinyl Chloride, thermoplastic copolymer (PVC without plasticizers)
RTPU Rigid Thermoplastic Polyurethane, thermoplstic monomer (as compared to elastic TPU)
RTV Room Temperature Vulcanizing (common for silicone and polyurethanes chemistries)
SAN PolyStyrene Acrylonitrile, thermoplastic copolymer
SB, SBC, SBR Styrene-Butadiene, thermoset eleastomer (aka PolyButadiene Styrene , PBS)
SBC, SB, SBR Styrene Butadiene Copolymer, thermoset eleastomer (aka PolyButadiene Styrene , PBS)
SBR, SB, SBC Styrene Butadiene Rubber, thermoset elastomer (aka PolyButadiene Styrene , PBS)
SBS PolyStyrene Butadiene Styrene block copolymer, thermoplastic elastomer
SEBS PolyStyrene Ethylene Butadiene Styrene Elastomer, thermoset elastomer (hydrogenated SIS) 
SEPS, SEP Styrene Ethylene Propylene Styrene, thermoplastic elastomer (TPE ) (aka S-EPDM)
S-EPDM Styrene Ethylene Propylene, thermoplastic elastomer (TPE) (aka SEPS and SEP)
SI Silicone
SIS PolyStyrene Isoprene Styrene block copolymer, thermoplastic elastomer (TPE)
SMA Styrene Maleic Anhydride block copolymer, thermoplastic elastomer (TPE)
SMMA Styrene Methyl Methacrylate, thermoplastic copolymer
SMS Styrene-a-Methylstyrene, thermoplastic elastomer (TPE)
SPS Syndiotactic Polystyrene, thermoplastic copolymer
SPU Segmented Polyurethane, thermplastic elastomer
TEEE Thermoplastic Elastomer Ether Ester Block Copolymer
TEO Olefinic Thermoplastic Elastomer
TES Thermoplastic Styrenic Elastomer (TPE)
TFE PolyTetraFluoroEthylene, thermoplastic fluoropolymer [Teflon/Fluon]
TLCP  Thermoplastic Liquid Crystal Polymer
TP Thermoplastic
TPE ThermoPlastic Elastomer
TPEs  Thermoplastic PolyEsters, e.g. PBT, PET, ... 
TPI Thermoplastic PolyImide, themoplastic copolymer
TPO Thermoplastic PolyOlefin (often applied to elastomers)
TPU Thermoplastic Polyurethene (often applied to elastomers)
TPUR Thermoplastic Polyurethene (often applied to elastomers)
TPV Thermoplastic Vulcanizate, thermoplastic elastomer
TPX , PMP PolyMethylPentene, thermoplastic monomer
TS ThermoSet
UF Urea Formaldehyde resin
UHMW Ultra High Molecular Weight ( as in polyethylene UHMPE) (molar mass over 3 Mgimol) 
ULDPE Ultra Low Density Polyethylene, thermoplastic monomer (ca. 900 to 915 kgim3) 
UP Unsaturated Polyester (thermoset monomer)
UR  Urethane, themoplastic and thermoset polymers
VA(C)  Vinyl Acetate, thermoplastic monomer
VCE PolyVinyl Chloride Ethylene, thermoplastic compolymer
VCEMA PolyVinyl Chloride Ethylene Methyl Acrylate, thermoplastic copolymer
VCMA PolyVinyl Chloride Methyl Acrylate, thermoplastic copolymer
VCVAC PolyVinyl Chloride Vinyl Acrylate, thermoplastics copolymer
VCVDC PolyVinyl Chloride Vinylidene Chloride, thermoplastics copolymer
VDC  Vinylidene Chloride, thermoplastic monomer
VHMW Very High Molecular Weight (often applied to polyethylene)
VLDPE  Very Low Density Polyethylene , thermoplastic monomer(ca. 885 kgim3) 
XLPE Cross-linked Polyethylene, thermoplastic monomer and elastomer
                      **Toxic, possible carcinogen due to ethylene oxide
                     ***Atactic = methyl groups attached randomly on both sides of the ethylene chain versus isotactic
                   ****Toxic, possible carcinogen due to ethylene oxide
                             Concise Encyclopedia of Plastics, Marlene G. Rosato
                             Polymer Alloys and Blends, Leszek A. Utracki
                             Polymers for Engineering Applications, Raymond B. Seymour
                             Product Design with Plastics, Joseph B. Dym
                             Assistance from various plastic manufacturers' and distributors' websites






Table of Plastics Chemical Acronyms