Collagen cellulose fiber spunlaced nonwoven fabric and production method thereof
A technology of cellulose fibers and spunlace non-woven fabrics, applied in fiber treatment, plant fibers, non-woven fabrics, etc., can solve the problems of collagen fiber mask substrates being easy to break, not economical enough, etc., and achieve easy scale production , Reduce production costs, simplify the process effect
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[0025] A kind of production method of collagen cellulose fiber spunlace non-woven fabric, comprises the steps:
[0026] (1) Preparation of collagen cellulose fibers Pump 50L of water into the glass-lined reactor, start stirring, and add 10Kg of collagen, drop dilute sodium hydroxide solution to adjust the pH value of the system to 9-10 to obtain fully dissolved Collagen aqueous solution, then heat the collagen aqueous solution to 55-65°C, maintain the system temperature at 55-65°C, add 3.5L epichlorohydrin dropwise to the system within 20-30min under stirring conditions, and lower the system temperature after the dropwise addition Rise to 100-110°C, maintain the system temperature at 100-110°C and react for 3 hours to obtain the collagen pretreatment solution, then cool down to room temperature and inject the prepared collagen pretreatment solution according to the collagen pretreatment solution and viscose Add the viscose into the viscose at a ratio of 1:10 by volume, mix it ...
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