Cross-linking grafted modified collagen tensile water-proof enhanced degradable paper
A technology of collagen and cross-linking grafting, which is applied in the field of papermaking, can solve problems such as environmental hazards and difficulty in biodegradation, and achieve the effects of improving wet strength, excellent waterproof performance, and reducing dimensional changes
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[0014] A cross-linked graft modified collagen tensile and waterproof reinforced degradable paper, prepared from the following raw materials in parts by weight (kg): bagasse pulp 38, hardwood pulp 60, nano-bentonite 8, alkyl ketene Dimer 0.2, PAE resin 1.5, distilled water amount, konjac glucomannan 1.8, whey protein concentrate 4.2, beeswax 4, glycerin 0.1, Tween 800.08, epichlorohydrin 0.12, industrial collagen powder 2, sodium persulfate 0.09, butyl acrylate 1.1, appropriate amount of 10wt% sodium hydroxide solution, polyacrylamide 1.
[0015] The described cross-linked grafted modified collagen tensile and waterproof reinforced degradable paper is made by the following specific steps:
[0016] (1) Mix bagasse pulp and hardwood pulp, add them to the beater, then add PAE resin, nano-bentonite, alkyl ketene dimer and appropriate amount of distilled water for beating, control the pulp concentration to 3.9%, and the beating degree is 38SR , to prepare slurry;
[0017] (2) Disp...
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