A low-temperature curing environmentally friendly water-based flocking adhesive
An adhesive and flocking technology, applied in the directions of cyclodextrin adhesives, adhesive types, chitin adhesives, etc. High strength, good weather resistance and good crack resistance
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Embodiment 1
[0027] (1) 100g of montmorillonite, 20g of ammonium lauryl sulfate or sodium cetyl isethionate and 1200g of deionized water were stirred and reacted at 75°C for 3 hours, then filtered at room temperature, and the filter cake was dried, Grind and pass through a 60-mesh sieve to obtain 112 g of organically modified montmorillonite.
[0028] (2) Mix 100g of glutinous rice flour, 40g of potato starch and 110g of water evenly, gelatinize at 100°C for 15 minutes, then add 20g of compound enzyme, enzymolyze at pH 5.5, 75°C for 4 hours, After inactivating the enzyme for 10 minutes, lower the temperature to 55°C, then add 10g of organically modified montmorillonite, continue to stir and mix for 20-50 minutes, then add 10g of chitosan, continue to keep warm and stir, and then add 5g of β-cyclopaste after 10 minutes Refined to obtain 145g modified glutinous rice glue.
[0029] (3) A low-temperature curing environmentally friendly water-based flocking adhesive, consisting of the followin...
Embodiment 2
[0032] (1) 100g montmorillonite, 10g lauryl ammonium sulfate and 1500g deionized water were stirred and reacted at 70°C for 2.5 hours, then filtered at room temperature, the filter cake was dried and ground, and 101g organic modified Sexual montmorillonite.
[0033] (2) Mix 100g of glutinous rice flour, 30g of potato starch and 100g of water evenly, gelatinize at 90°C for 20 minutes, then add 10g of compound enzyme, enzymolyze at pH 5.5, 70°C for 5 hours, After inactivating the enzyme for 10 minutes, lower the temperature to 50°C, then add 20g of organically modified montmorillonite, continue stirring and mixing for 30 minutes, then add 10g of chitosan, continue to insulate and stir, and then add 5g of β-cyclodextrin after 10 minutes to obtain 132g modified glutinous rice glue; The compound enzyme is 3.5g cellulase, 6.5g α-amylase and 0.3g protease.
[0034] (3) A low-temperature curing environmentally friendly water-based flocking adhesive, consisting of the following compon...
Embodiment 3
[0037] (1) 100g montmorillonite, 30g sodium hexadecylsulfonate and 1000g deionized water were stirred and reacted at 80°C for 2 hours, then filtered at room temperature, the filter cake was dried and ground, and 122g organic modified montmorillonite.
[0038] (2) After mixing 100g of glutinous rice flour, 50g of potato starch and 120g of water evenly, gelatinize at 95°C for 10 minutes, then add 30g of compound enzyme, enzymolyze at pH 5.5, 80°C for 3 hours, and heat at 100°C After inactivating the enzyme for 10 minutes, lower the temperature to 60°C, then add 30g of organically modified montmorillonite, continue stirring and mixing for 50 minutes, then add 10g of chitosan, continue to insulate and stir, and then add 5g of β-cyclodextrin after 10 minutes to obtain 158g modified glutinous rice glue; The compound enzyme is 10g cellulase, 18g α-amylase and 2g protease.
[0039] (3) A low-temperature curing environment-friendly water-based flocking adhesive, consisting of the foll...
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