All-polyethylene composite film and preparation method thereof

All-polyethylene composite film and preparation method thereof

The invention relates to the field of food packaging materials, and particularly discloses an all-polyethylene composite film and a preparation method thereof. The all-polyethylene composite film comprises a surface layer, a middle layer and a base layer, wherein the surface layer comprises high-den...

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Hauptverfasser: ZHOU XIAOSUN, OU XIN, PENG SENRONG, YE YUJUN, YANG HAOWEN, ZHUO YOUJING, HUANG ZHUPENG
Format: Patent
Sprache:chi ; eng
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LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
PERFORMING OPERATIONS
TRANSPORTING
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creator ZHOU XIAOSUN
OU XIN
PENG SENRONG
YE YUJUN
YANG HAOWEN
ZHUO YOUJING
HUANG ZHUPENG
description The invention relates to the field of food packaging materials, and particularly discloses an all-polyethylene composite film and a preparation method thereof. The all-polyethylene composite film comprises a surface layer, a middle layer and a base layer, wherein the surface layer comprises high-density polyethylene and an antioxidant; the middle layer comprises low-density polyethylene, a quaternary ammonium salt antibacterial agent and silicone; the base layer comprises high molecular weight polyethylene; carrying out electron beam radiation treatment on the middle layer; the preparation method comprises the following steps: mixing the high-density polyethylene and the antioxidant, and performing melt blending to prepare the surface layer; mixing a quaternary ammonium salt antibacterial agent, silicone and low-density polyethylene, performing melt blending, and performing electron beam radiation treatment on the middle layer; carrying out melt blending on high molecular weight polyethylene to prepare a base
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subjects LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
PERFORMING OPERATIONS
TRANSPORTING
title All-polyethylene composite film and preparation method thereof
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