Corrugating base paper enhancer and preparation method thereof
A corrugated base paper and reinforcing agent technology, which is applied in the papermaking field to achieve the effects of improving ring crush strength, reducing interference and improving evenness
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Embodiment 1
[0016] A corrugated base paper strengthening agent, comprising the following raw materials in parts by weight: 30 parts of cationic polyacrylamide, 5 parts of hydroxypropyl chitosan, 5 parts of polyamide polyamine epichlorohydrin resin, 3 parts of crosslinking agent, hydrogen 0.5 part of potassium oxide, 3 parts of layered silicate, 0.5 part of microcrystalline cellulose, 0.5 part of surfactant, 0.5 part of sodium bicarbonate, and 0.3 part of coupling agent.
[0017] Wherein, the crosslinking agent is glyoxal, the layered silicate is sodium bentonite, and the surfactant is a silicate surfactant.
[0018] The preparation method of above-mentioned corrugated raw paper strengthening agent, comprises the following steps:
[0019] Step 1, mix cationic polyacrylamide, hydroxypropyl chitosan, and polyamide polyamine epichlorohydrin resin, heat to 70°C and keep warm, add crosslinking agent and potassium hydroxide under stirring condition, keep warm for 60min, and get polymer;
[002...
Embodiment 2
[0022] A corrugated base paper strengthening agent, comprising the following raw materials in parts by weight: 33 parts of cationic polyacrylamide, 7 parts of hydroxypropyl chitosan, 6 parts of polyamide polyamine epichlorohydrin resin, 4 parts of crosslinking agent, hydrogen 0.6 parts of potassium, 4 parts of layered silicate, 0.8 parts of microcrystalline cellulose, 0.7 parts of surfactant, 0.6 parts of sodium bicarbonate, and 0.5 parts of coupling agent.
[0023] Wherein, the crosslinking agent is glyoxal, the layered silicate is sodium bentonite, and the surfactant is a silicate surfactant.
[0024] The preparation method of above-mentioned corrugated raw paper strengthening agent, comprises the following steps:
[0025] Step 1, mix cationic polyacrylamide, hydroxypropyl chitosan, and polyamide polyamine epichlorohydrin resin, heat to 70°C and keep warm, add crosslinking agent and potassium hydroxide under stirring condition, keep warm for 60min, and get polymer;
[0026...
Embodiment 3
[0028] A corrugated base paper strengthening agent, comprising the following raw materials in parts by weight: 37 parts of cationic polyacrylamide, 8 parts of hydroxypropyl chitosan, 8 parts of polyamide polyamine epichlorohydrin resin, 5 parts of crosslinking agent, hydrogen 0.8 part of potassium oxide, 6 parts of layered silicate, 0.6 part of microcrystalline cellulose, 0.7 part of surfactant, 0.6 part of sodium bicarbonate, and 0.5 part of coupling agent.
[0029] Wherein, the crosslinking agent is glyoxal, the layered silicate is sodium bentonite, and the surfactant is a silicate surfactant.
[0030] The preparation method of above-mentioned corrugated raw paper strengthening agent, comprises the following steps:
[0031] Step 1, mix cationic polyacrylamide, hydroxypropyl chitosan, and polyamide polyamine epichlorohydrin resin, heat to 70°C and keep warm, add crosslinking agent and potassium hydroxide under stirring condition, keep warm for 60min, and get polymer;
[003...
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