Migration-free antibiotic polyolefin film and preparation method thereof
A polyolefin film and polyolefin technology, applied in the field of non-migration antibacterial polyolefin film and its preparation, can solve the problems of antibacterial effect reduction, migration or leaching, etc.
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[0024] The present invention will be further described below in conjunction with examples, but the protection scope of the present invention is not limited to this:
[0025] Step 1: Preparation of antibacterial thermoplastic starch granules:
[0026] Table 1 Example 1-6 Preparation of antibacterial thermoplastic starch granules required amounts of each component
[0027]
[0028] Preparation method of antibacterial thermoplastic starch particles: Weigh the required amount of each component in Table 1, and then prepare antibacterial thermoplastic starch particles according to the following method:
[0029] The starch, 36% polyhexamethylene monoguanidine hydrochloride aqueous solution and glycerin are mixed and uniformly stirred to obtain a mixture, and the mixture is kneaded, melted, extruded and granulated to obtain antibacterial thermoplastic starch particles.
[0030] The preparation operating conditions of antibacterial thermoplastic starch granules are as follows: the mixture is fed...
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