2 hydroxy 2 methylpropiophenone i1173

PVA (PVA-1799), acrylic acid (AA), 2-hydroxy-2-methylpropiophenone (I1173), ZrOCl₂·8H₂O, chitosan (deacetylation degree ≥ 95%, viscosity is 100–200 mPa·s), and ZnCl₂ were purchased from Shanghai Macklin Biochemical Co., Ltd. Agarose (high gel strength) and gelatin (gel strength ~250 g Bloom) were purchased from Shanghai Aladdin Bio-Chem Technology Co., Ltd. AlCl₃ was purchased from Sinopharm Chemical Reagent Co., Ltd. Gly, K₂CO₃, NaBr, KCl, CaCl₂, BaCl₂, MgCl₂, Na₂SO₄, NaCl, Na₃Cit, NaAc, Na₂HPO₄, and Na₂CO₃ were purchased from Guangzhou Chemical Reagent Factory. The deionized water was obtained using a water purification system.

Acrylic amide (AM), acrylic acid (AA), N‐hydroxymethyl acrylamide (HEA), 2‐hydroxy‐2‐methylpropiophenone (I1173), and FeCl₃ were purchased from Shanghai Macklin Biochemical Co., Ltd. Vinyl imidazole (VL), 2‐acrylamido‐2‐methylpropane sulfonic acid (AMPS), hydroxyethyl methacrylate (HEMA), N, N′‐methylene bis (acrylamide) (MBA) were purchased from Shanghai Aladdin Bio‐Chem Technology Co., Ltd. N, N‐Dimethyl‐2‐propenamide (DMAA), N‐hydroxyethyl acrylamide (HEAA), and methacryloxyethyltrimethyl ammonium chloride (META) were purchased from Shanghai Bide Medical Technology Co., Ltd. The sulfobetaine methacrylate (SBMA) was purchased from Shanghai Haohong Biomedical Technology Co., Ltd. The deionized water was obtained using a water purification system.