. 2020 May 21;17(4):423–431. doi: 10.1007/s13770-020-00264-6

Table 1.

Control and 4D resin formulation used for 4D SLA-printing

Type	HBC-MA^a (%, w/v)	PEG-DMA^b (%, w/v)	CNF^c (%, w/v)	Photoinitiator
Type	HBC-MA^a (%, w/v)	PEG-DMA^b (%, w/v)	CNF^c (%, w/v)	Eosin Y (mM)	TEA^d (%, v/v)	NVP^e (%, v/v)	BAPOs^f (%, w/v)
Control resin	–	15	0.5	0.1	0.75	0.4	0.03
4D resin	2	15	0.5	0.1	0.75	0.4	0.03

^aHydroxybutyl methacrylated chitosan

^bPoly(ethylene glycol) dimethacrylate

^cCellulose nanofibrils

^dTriethanolamine

^e1-Vinyl-2-pyrrolidinone

^fPhenylbis (2, 4, 6-trimethylbenzoyl) phosphine oxide