Three-layer composite waterproof corrugated board and preparation technology thereof
A technology of corrugated cardboard and preparation process, which is applied in the field of corrugated paper, can solve the problems of corrugated paper strength decrease, corrugated paper poor moisture resistance, corrugated paper strength low, etc., and achieve the effect of increasing strength, increasing waterproof performance, and improving waterproof and moisture-proof performance
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[0036] Preparation example 1-3 of compound emulsified paraffin
[0037] In preparation example 1-3, the paraffin wax is selected from the 60# paraffin wax sold by Jinan Haiwei Chemical Co., Ltd., the rosin resin is selected from the rosin resin sold by Dongguan Shuangteng Rubber Sweater Co., Ltd., and the emulsified silicone oil is selected from Hebei Duoliwei Chemical. The CR100 type emulsified silicone oil sold by Co., Ltd. The dimethyl silicone oil is selected from the KF96-350CS type dimethyl silicone oil sold by Shenzhen Yichang Xingye Trading Co., Ltd., and the polyethylene is selected from the LH506 type sold by Suzhou Jinsulian Plastics Co., Ltd. Polyethylene.
[0038] Preparation Example 1: (1) According to the raw material ratio in Table 1, put 2kg of paraffin wax and 0.5kg of rosin resin into the reactor, heat to 80℃ to melt, mix well, add 0.5kg of polyethylene, and raise the temperature to 160℃, mix well;
[0039] (2) Add 0.3 kg of dimethyl silicone oil, 0.1 kg of emuls...
Example Embodiment
[0043] Preparation Example 2: (1) According to the raw material ratio in Table 1, put 2.5kg of paraffin wax and 0.8kg of rosin resin into the reactor, heat to 85°C to melt, mix well, add 0.8kg of polyethylene, and increase the temperature To 170℃, mix well;
[0044] (2) Add 0.4 kg of dimethyl silicone oil, 0.2 kg of emulsified silicone oil and 3.5 kg of 93% absolute ethanol to the product obtained in step (1), and mix them evenly.
Example Embodiment
[0045] Preparation Example 3: (1) According to the raw material ratio in Table 1, put 3.0kg paraffin wax and 1.0kg rosin resin into the reactor, heat to 90℃ to melt, mix well, add 1.0kg polyethylene, and raise the temperature To 180℃, mix well;
[0046] (2) Add 0.6 kg of dimethyl silicone oil, 0.3 kg of emulsified silicone oil and 4 kg of 95% absolute ethanol to the product obtained in step (1), and mix them evenly.
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