Damp-proof using method of polymethacrylate pressure-sensitive adhesive
A polymethacrylic acid, pressure-sensitive adhesive technology, applied in the direction of adhesive additives, ester copolymer adhesives, adhesive types, etc. Incomplete and other problems, to achieve the effect of avoiding surface haze, good water removal effect, and convenient source
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Embodiment 1
[0030] A solvent-based polymethacrylate pressure-sensitive adhesive coating solution for humid environments, including polymethacrylate pressure-sensitive adhesives with hydroxyl groups as functional groups, Bayer curing agent N3300, organotin catalyst, water remover original diethyl acetone, water remover catalyst acetic acid and solvent ethyl acetate.
[0031] The preparation method of the solvent-based polymethacrylate pressure-sensitive adhesive coating liquid used in a humid environment is:
[0032] First, pour 5 kg of ethyl acetate into a clean stainless steel container, then pour 50 kg of solvent-based polymethacrylate pressure-sensitive adhesive, then pour 5 kg of ethyl acetate, and stir for 10 minutes to obtain an adhesive Add 1500g of ethyl acetate to 500g of dehydrating agent diethyl acetone and stir for 10 minutes until uniform to obtain a dehydrating agent dilution; Add 500g of ethyl acetate to 100g of acetic acid and stir evenly to obtain dehydrating agent Aque...
Embodiment 2
[0040] A solvent-based polymethacrylate pressure-sensitive adhesive coating solution for humid environments, including polymethacrylate pressure-sensitive adhesives with hydroxyl groups as functional groups, Bayer curing agent N75, organotin catalyst, water remover dimethyl acetone, water remover catalyst acetic acid and solvent ethyl acetate.
[0041] The preparation method of the solvent-based polymethacrylate pressure-sensitive adhesive coating liquid used in a humid environment is:
[0042] First, pour 5 kg of ethyl acetate into a clean stainless steel container, then pour 50 kg of solvent-based polymethacrylate pressure-sensitive adhesive, then pour 15 kg of ethyl acetate, and stir for 10 minutes to obtain an adhesive Add 1500g of ethyl methyl acetate to 700g of dewatering agent dimethyl acetone and stir for 10 minutes until uniform to obtain dehydrating agent dilution; Add 500g of ethyl acetate to 100g of acetic acid and stir evenly to obtain Dewatering agent catalyst ...
Embodiment 3
[0050] A solvent-based polymethacrylate pressure-sensitive adhesive coating solution for humid environments, including polymethacrylate pressure-sensitive adhesives with hydroxyl groups as functional groups, Bayer curing agent N3390, organotin catalyst, dehydrating agent diethyl butanal, dehydrating agent catalyst acetic acid and solvent ethyl acetate.
[0051] The preparation method of the solvent-based polymethacrylate pressure-sensitive adhesive coating liquid used in a humid environment is:
[0052] First, pour 5 kg of ethyl acetate into a clean stainless steel container, then pour 50 kg of solvent-based polymethacrylate pressure-sensitive adhesive, then pour 5 kg of ethyl acetate, and stir for 10 minutes to obtain an adhesive Add water-removing agent dilution; Add 1500g of diethyl butanal to the water-removing agent methyl orthoacetate of 500g and stir for 10 minutes until uniform, obtain water-removing agent dilution; Add 500g ethyl acetate to 100g acetic acid and dispe...
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