Novel environment protective adhesives free of formaldehyde and its manufacturing process
A technology of adhesive and formaldehyde, which is applied in the field of new formaldehyde-free environmentally friendly adhesive and its preparation process, can solve the problems affecting the application and promotion of artificial marble, the adhesive cannot reach the strength, and the natural marble is fragile, so as to achieve development and application The effect of broad prospects, strong adhesion, and low cost
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Embodiment 1
[0022] The invention includes two parts: main agent and auxiliary agent. The main agent is composed of sodium silicate, polyvinyl alcohol, ammonium polypropylene oxide, urea and aluminum sulfate, and the auxiliary agent is composed of sodium fluorosilicate and bentonite.
[0023] The weight of various ingredients in the main agent is:
[0025] Polyvinyl alcohol 0.5kg
[0026] Polypropylene milled ammonium 0.5kg
[0027] Urea 3kg
[0028] Aluminum sulfate 0.5kg
[0029] The weight of various ingredients in the auxiliary agent is:
[0030] Sodium Fluosilicate 17kg
[0031] Bentonite 6kg
[0032] During production, mix sodium silicate, polyvinyl alcohol, polypropylene ammonium ammonium, urea and aluminum sulfate according to the above weight ratio, heat (90-110°C), stir and dissolve completely, and then pack the finished product to make it 100kg of main agent; after mixing and stirring sodium fluorosilicate and bentonite according to the abo...
Embodiment 2
[0035] The weight of various components in the main agent of the present invention is:
[0036] Sodium silicate 98.7kg
[0037] Polyvinyl alcohol 0.1kg
[0038] Polypropylene ammonium 0.1kg
[0039] Urea 1kg
[0040] Aluminum sulfate 0.1kg
[0041] The weight of various ingredients in the auxiliary agent is:
[0042] Sodium Fluosilicate 23kg
[0043] Bentonite 6kg
[0044] During production, mix sodium silicate, polyvinyl alcohol, polypropylene ammonium ammonium, urea and aluminum sulfate according to the above weight ratio, heat (90-110°C), stir and dissolve completely, and then pack the finished product to make it 100kg of main agent; after mixing and stirring sodium fluorosilicate and bentonite according to the above weight ratio, the finished product can be packaged to make 29kg of auxiliary agent.
[0045] When in use, disassemble the prepared main agent and auxiliary agent, and mix and stir.
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