Table 1 Specifications of test MP particles, ^a rosin may not be regarded as a polymeric resin matrix, but was included as it is a common ingredient in self-eroding antifouling coatings of ships, and may therefore be a relevant type of environmental paint flakes

Commodity Plastics

ABS

acrylonitrile butadiene styrene

Terluran GP-22, Ineos Styrolution

white

1.04

EVA

ethylene vinyl acetate

Escorene Ultra FL 00328, Exxon Mobil

white

0.951

HDPE

high density polyethylene

HDPE HTA 108, Exxon Mobil

white

0.961

LDPE

low density polyethylene

LDPE LD 100.BW, Exxon Mobil

white

0.923

PA6

polyamide 6

Ultramid B40, BASF

white

1.14

PA6.6

polyamide 6.6

Ultramid A34 01, BASF

white

1.13

PA12

polyamide 12

Vestamid L1600, Evonik

white

1.01

PC

polycarbonate

Lexan 121R, Sabic

white

1.2

PET

polyethylene terephthalate

ES306030/1 powder, Goodfellow

white

1.3–1.4

PMMA

polymethyl methacrylate

Plexiglas 8N, Evonik

white

1.19

PP

polypropylene

Moplen HP400R, LyondellBasell

white

0.9

PS

polystyrene

Polystyrol 143 E, BASF

white

1.043

PVC

polyvinylchloride

EVIPOL SH6830, Globichem

white

~  1.4

TPU

thermoplastic polyurethane

Elastollan C85A10, BASF

white

1.19

Paint resins

rosin ^a

maritime antifouling rosin resin

Hempel’s Classic 76110, Hempel

red

n/a

acrylate

general purpose primer acrylic resin

b1, J.W. Ostendorf

white

n/a

PU

anticorrosive polyurethane resin

Temadur SC 533, Tikkurila Oyj

black

n/a

epoxy

maritime anticorrosive epoxy resin

Hempadur 45148, Hempel

red

n/a

alkyd

maritime primer alkyd resin

Hempel’s Underwater Primer 26030, Hempel

grey

n/a