基于納米碳酸鈣涂布型防滑紙的制備與性能評(píng)價(jià)
發(fā)布時(shí)間:2018-07-10 14:50
本文選題:防滑紙 + 納米CaCO_; 參考:《包裝工程》2017年19期
【摘要】:目的制備基于納米CaCO_3的涂布型防滑紙,并對(duì)其性能進(jìn)行研究。方法首先采用硬脂酸鈉對(duì)納米CaCO_3進(jìn)行有機(jī)化改性,然后將水性聚氨酯、甘油和改性后的納米CaCO_3充分共混,冷卻后均勻涂布于紙張表面。采用紅外光譜對(duì)納米CaCO_3進(jìn)行表征,并對(duì)涂料粘度和涂布紙的靜摩擦因數(shù)進(jìn)行測(cè)定。結(jié)果通過紅外光譜分析可知,硬脂酸鈉與納米CaCO_3得到有效結(jié)合。通過單因素試驗(yàn)確定了制備防滑紙的最佳工藝條件,即納米CaCO_3的質(zhì)量分?jǐn)?shù)為4%、甘油的質(zhì)量分?jǐn)?shù)為2%、干燥溫度為70℃,在此工藝條件下紙張的靜摩擦因數(shù)可達(dá)到0.835,最大傾斜角為39.86°。結(jié)論制備的納米CaCO_3涂布型防滑紙不僅摩擦性能良好,而且力學(xué)性能較佳,可用于制備運(yùn)輸包裝用防滑襯墊和防滑托盤。
[Abstract]:Objective to prepare coated anti-slip paper based on nano-CaCO3 and study its properties. Methods Nano-CaCO3 was organically modified by sodium stearate, then waterborne polyurethane, glycerol and modified nano-CaCOS3 were fully blended and coated on the paper surface after cooling. The nano-CaCO3 was characterized by infrared spectroscopy, and the viscosity of coating and the static friction coefficient of coated paper were measured. Results according to infrared spectrum analysis, sodium stearate and nano CaCOs _ 3 were effectively combined. Through the single factor test, the optimum technological conditions for the preparation of antiskid paper were determined, that is, the mass fraction of nano-CaCO3 was 4, the mass fraction of glycerol was 2, the drying temperature was 70 鈩,
本文編號(hào):2113716
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