Environment-friendly waterborne polyurethane adhesive for artificial leather and preparation method of environment-friendly waterborne polyurethane adhesive
A water-based polyurethane and adhesive technology, applied in the direction of polyurea/polyurethane adhesives, adhesives, adhesive types, etc., can solve the problems of easy fire or explosion, environmental pollution, and high flammability of solvents, so as to improve the viscosity Junction performance, reduction of shrinkage stress and thermal stress, and enhanced viscosity
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Embodiment 1
[0015] An environmentally friendly water-based polyurethane adhesive for artificial leather, prepared from the following raw materials in parts by weight (kg): polyethylene adipate 120, isophorone diisocyanate 22, hexamethylene diisocyanate 15, dipropylene glycol Dibenzoate 5, p-phenylenediamine 3, ethoxyl lauric acid amine 5, anilinomethyltriethoxysilane 4, stannous octoate 3, ammonium divinylate 6, butylene glycol 4, phosphorous acid 1 Benzene diisooctyl ester 4, ammonium dihydrogen phosphate 5, magnesium stearate 2, light calcium powder 14, magnesite 5, seaweed powder 4, active silicon micropowder 8, acrylic ribose 4, precipitated white carbon black 6, Butanone 20.
[0016] A kind of preparation method of environment-friendly water-based polyurethane adhesive for artificial leather, comprises the following steps:
[0017] (1) Dry light calcium powder, active silicon micropowder, acrylic ribose, titanium dioxide powder, etc. at a temperature of 110-120 ℃, take it out and co...
Embodiment 2
[0022] An environmentally friendly water-based polyurethane adhesive for artificial leather, prepared from the following raw materials in parts by weight (kg): polyethylene adipate 125, isophorone diisocyanate 24, hexamethylene diisocyanate 17, dipropylene glycol Dibenzoate 6, p-phenylenediamine 4, ethoxyl lauric acid amine 6, anilinomethyl triethoxysilane 4.5, stannous octoate 4, ammonium divinate 7, butylene glycol 4.5, phosphorous acid one Benzene diisooctyl ester 5, ammonium dihydrogen phosphate 6, magnesium stearate 3, light calcium powder 15, magnesite 6, seaweed powder 5, active silicon micropowder 9, acrylic ribosaccharide 5, precipitated white carbon black 7, Butanone 25.
[0023] The preparation method is the same as in Example 1.
Embodiment 3
[0025] An environmentally friendly water-based polyurethane adhesive for artificial leather, prepared from the following raw materials in parts by weight (kg): polyethylene adipate 130, isophorone diisocyanate 26, hexamethylene diisocyanate 19, dipropylene glycol Dibenzoate 7, p-phenylenediamine 5, ethoxyl lauric acid amine 7, anilinomethyltriethoxysilane 5, stannous octoate 5, ammonium diacrylate 8, butylene glycol 5, phosphorous acid one Benzene diisooctyl ester 6, ammonium dihydrogen phosphate 7, magnesium stearate 4, light calcium powder 16, magnesite 7, seaweed powder 6, active silicon micropowder 10, acrylic riboglycan 6, precipitated white carbon black 8, Butanone 30.
[0026] The preparation method is the same as in Example 1.
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