Table 2.

Non-Biodegradable filaments.

Matrix	Matrix Trade Name	Filler	Filler Trade Name	Filler Content (%)	Filler Chemical Treatment	Compatibilizer	Toughening Agent	Diameter (mm)	Test Type 1	Ref.
ABS	Scientific Sales, Inc.	hardwood lignin + carbon fibers	Lignol Innovations	20–40 + (CF10)	/	/	Nitrile rubber	2.5	T	[4]
	Magnum 3616 7 NAT HTP	coir fibers	/	15	/	/	/	1.75	T	[18]
	Taitalac 5000s	rice straw	Local farmlands	0–15	/	/	/	1.75	T-F	[19]
	Not Specified	macadamia nutshells	/	19–29	/	MAH 3 wt %	/	1.75	T-C	[55]
PP	Astron Plastics	hemp	Hemp Farm NZ Ltd.	10–30	Alkaline	MAHg-PP 2 wt %	/	2.4–3.1	FT-T	[8]
	Astron Plastics	harakake	Templeton Flax Mill	10–30	Alkaline	MAHg-PP 2 wt %	/	2.4–3.1	FT-T	[8]
	Astron Plastics	hemp	Hemp Farm NZ Ltd.	0–30	Alkaline	MAHg-PP 2 wt %	/	3	FT-T	[44]
	Astron Plastics	harakake	Templeton Flax Mill	0–30	Alkaline	MAHg-PP 2 wt %	/	3	FT-T	[44]
	Astron Plastics	gypsum	Gib Plasterboards	0–30	Alkaline	MAHg-PP 2 wt %	/	3	FT-T	[44]
bioPE	Braskem	TMP	Norske Skog Saugbrugs	10–20	Lauryl Gallate Octyl Gallate	MAH-PE	/	2	/	[6]
	Braskem	TMP	Norske Skog Saugbrugs	10–20	BioPE solubilisation	MAH-PE	/	/	T	[13]
TPU	Deansheng Plastic Company	poplar wood flour	Lingshou County Mineral Plant	10–40	/	EPDM-g-MAH, POE-g-MAH, chitosan, MDI 5 wt %	/	1.75	T	[56]

¹ FT: Filament Testing, T: Tensile, C: Compressive, F: Flexural, I: Impact.