Green Tea and Silk Nanocomposite Gel

Example 10

Steps:

• • Green Tea Prep Heat 250 mL water to boil
    
    • Steep tea bag 2-3 minutes with occasional
    • stir
    • remove tea bag and let cool
  • Gel Solution
  • Prep Use TFF-10-0047 (3.71% silk)
    
    • dilute to 3% silk with water
    • dilute to 2% with green tea
    • add L-ascorbic acid
    • Gelation occurred like standard gel at room
  • Gel temperature
    
    • Green/yellow color
    • Green Tea scent
  • Solution Spec: 2% silk solution
    
    • 65 mL (35 ml of 3.71% silk, 8.3 mL water,
    • 21.66 mL green tea)
    • 0.43 g L-ascorbic acid

FIG. 92 is a table summarizing an embodiment of a caffeine gel of the present disclosure. A silk gel with 2% silk and 100 mg L-ascorbic acid/15 mL solution was created with the addition of 50 mg caffeine/15 mL solution. The gel has the exact appearance of standard L-ascorbic acid gels.