CN102408687A - 一种pp-pet-纳米银抗菌包装材料及其制备方法 - Google Patents

一种pp-pet-纳米银抗菌包装材料及其制备方法 Download PDF

Info

Publication number
CN102408687A
CN102408687A CN2011103253465A CN201110325346A CN102408687A CN 102408687 A CN102408687 A CN 102408687A CN 2011103253465 A CN2011103253465 A CN 2011103253465A CN 201110325346 A CN201110325346 A CN 201110325346A CN 102408687 A CN102408687 A CN 102408687A
Authority
CN
China
Prior art keywords
parts
pet
nanometer
blend
preparation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2011103253465A
Other languages
English (en)
Other versions
CN102408687B (zh
Inventor
曾小斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Zhitong Bottle Cap Co ltd
Original Assignee
Guangzhou Sinlien (zt) Industrial Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Sinlien (zt) Industrial Ltd filed Critical Guangzhou Sinlien (zt) Industrial Ltd
Priority to CN2011103253465A priority Critical patent/CN102408687B/zh
Publication of CN102408687A publication Critical patent/CN102408687A/zh
Application granted granted Critical
Publication of CN102408687B publication Critical patent/CN102408687B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/9258Velocity
    • B29C2948/9259Angular velocity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92876Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885Screw or gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92904Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

一种PP-PET-纳米银抗菌包装材料及其制备方法,该材料由以下重量份数的原料制成:聚丙烯10~30份、纳米硫酸钙5~15份、钛酸酯偶联剂5~15份、纳米银10~20份、马来酸酐接枝聚丙烯10~30份、聚对苯二甲酸乙二醇酯30~50份。本发明还包括PP-PET-纳米银抗菌包装材料的制备方法。本发明之PP-PET纳米银抗菌包装材料,制造成本低,抗冲击性能好,阻隔效果好,抗菌效果佳,无毒、环保,可广泛应用于新鲜水果、蔬菜、肉类等食品以及药品等的包装。

Description

一种PP-PET-纳米银抗菌包装材料及其制备方法
技术领域
本发明涉及一种抗菌包装材料及其制备方法,尤其是涉及一种聚丙烯(PP)-聚对苯二甲酸乙二醇酯(PET)-纳米银抗菌包装材料及其制备方法。
背景技术
PET,是聚对苯二甲酸乙二醇酯的简称,具有良好的抗冲击性能和耐高、低温性能,对气体和水蒸气的渗透率低,隔味性好,且无毒、无味、环保,可直接用于食品等领域的包装。PP,是聚丙烯的简称,具有良好的耐高温和耐腐蚀性,透明度好,且无毒、无味、环保,可直接用于食品等领域的包装。通过研究发现,这两种材料按一定比例混合可通过协同作用原理,实现优势互补,形成一种具有良好阻隔性能的复合材料,但这种材料的抗菌效果较差,从而限制了其使用。
发明内容
本发明所要解决的技术问题是,提供一种抗菌效果佳,阻隔效果更好的PP-PET-纳米银抗菌包装材料及其制备方法。
本发明解决其技术问题所采用的技术方案是:
本发明之PP-PET-纳米银抗菌包装材料,由以下重量份数的原料制成:聚丙烯(PP)10~30份、纳米硫酸钙5~15份、钛酸酯偶联剂5~15份、纳米银10~20份、马来酸酐接枝聚丙烯10~30份、聚对苯二甲酸乙二醇酯(PET )30~50份。
进一步,优选方案的重量配比为:聚丙烯20份、纳米硫酸钙5份、钛酸酯偶联剂5份、纳米银10份、马来酸酐接枝聚丙烯15份、聚对苯二甲酸乙二醇酯45份。
本发明之PP-PET-纳米银抗菌包装材料的制备方法,包括如下步骤:
(1)纳米硫酸钙的表面改性:将钛酸酯偶联剂与纳米硫酸钙置于高混机中共混,室温下,共混20~30min,然后静置40~60min;
(2)将聚丙烯、聚对苯二甲酸乙二醇酯、纳米银和马来酸酐接枝聚丙烯置于高混机中,室温下,共混20~40min,然后静置23~25h;
(3)将经步骤(1)处理后的纳米硫酸钙和步骤(2)所得的共混物置于高混机中,室温下,共混20~40min;
(4)将步骤(3)所得混合物通过双螺杆挤出机挤出造粒,其中,双螺杆挤出机的机头温度为140~190℃,螺杆转速为100~150r/min。
进一步,步骤(1),所述共混时间优选25min,静置时间优选50min。
进一步,步骤(2),所述共混时间优选30min,静置时间优选24h。
进一步,步骤(3),所述共混时间优选30min。
进一步,步骤(4),所述机头温度优选170℃,螺杆转速优选140r/min。
研究表明,本发明所用纳米硫酸钙具有均匀的横截面,完整的内部结构,这一特征赋予其接近晶体理论值-原子间价键的强度,且化学性质不活泼,具有耐化学药品性和电绝缘性。由于其具有极高的强度,细微的尺寸,易与聚合物粘合,从而提高了与基体的相容性和界面黏结力。当受外力强迫取向时,聚合物的残余应力能很好地传递给纳米硫酸钙,从而提高材料的抗冲击性能,同时提高材料的耐水性和外观白度,并大大地降低成本。
研究还表明,本发明所用纳米硫酸钙,通过加入钛酸酯偶联剂改性,由于钛酸酯偶联剂分子链上存在亲高聚物的烷基,还存在亲纳米碳酸钙的酯基,能够很好的改善聚合物和纳米碳酸钙之间的界面相容性,从而可进一步提高材料的抗冲击性能。
本发明所用纳米银是指粒径为纳米级的金属银单质。通过研究发现,纳米级的金属银单质,尤其是粒径为25纳米左右的银单质,对大肠杆菌、淋球菌、沙眼衣原体等数十种致病微生物都有强烈的预制和杀灭作用,而且不会产生耐药性,因此,可应用于食品、药品等领域的包装。此外,纳米银还具有广谱抗菌、强效杀菌、修复再生、抗菌持久、安全无毒、无耐药性七大抗菌特点,从而可广泛应用于环境保护、纺织服饰、水果保鲜、食品卫生等领域。
本发明之PP-PET-纳米银抗菌包装材料的成本低,抗菌效果佳,阻隔效果好,无毒、环保,可广泛应于新鲜水果、蔬菜、肉类等食品及药品领域的包装。 
具体实施方式
以下结合实施例对本发明作进一步说明。
实施例1
本实施例之PP-PET-纳米银抗菌包装材料,由以下重量份数的原料制成:聚丙烯1Kg、纳米硫酸钙0.5Kg、钛酸酯偶联剂0.5Kg、纳米银1Kg、马来酸酐接枝聚丙烯1Kg、聚对苯二甲酸乙二醇酯5Kg。
其制备方法如下:
(1)纳米硫酸钙的表面改性:将0.5Kg钛酸酯偶联剂和0.5Kg纳米硫酸钙置于高混机中共混,室温下,共混25min,然后静置50min;
(2)将1Kg聚丙烯、5Kg聚对苯二甲酸乙二醇酯、1Kg纳米银和1Kg马来酸酐接枝聚丙烯置于高混机中,室温下,共混30min,然后静置24h;
(3)将经步骤(1)处理后的纳米硫酸钙和步骤(2)所得的共混物置于高混机中,室温下,共混30min;
(4)将步骤(3)所得混合物通过双螺杆挤出机挤出造粒,其中,双螺杆挤出机的机头温度为170℃,螺杆转速为140r/min。
对本实施例的产品进行性能检测,其中,冲击强度按GB1843-89检测,气体渗透率按GB/T1038-2000检测,检测结果见表1。
实施例2
本实施例之PP-PET-纳米银抗菌包装材料,由以下重量份数的原料制成:聚丙烯2Kg、纳米硫酸钙1Kg、钛酸酯偶联剂0.5Kg、纳米银1.5Kg、马来酸酐接枝聚丙烯1Kg、聚对苯二甲酸乙二醇酯4Kg。
其制备方法,包括如下步骤:
(1)纳米硫酸钙的表面改性:将0.5Kg钛酸酯偶联剂和1Kg纳米硫酸钙置于高混机中共混,室温下,共混30min,然后静置60min;
(2)将2Kg聚丙烯、4Kg聚对苯二甲酸乙二醇酯、1.5Kg纳米银和1Kg马来酸酐接枝聚丙烯置于高混机中,室温下,共混20min,然后静置24h;
(3)将经步骤(1)处理后的纳米硫酸钙和步骤(2)所得的共混物置于高混机中,室温下,共混20min;
(4)将步骤(3)所得混合物通过双螺杆挤出机挤出造粒,其中,双螺杆挤出机的机头温度为160℃,螺杆转速为130r/min。
对本实施例的产品性能进行检测,其中,冲击强度按GB1843-89检测,气体渗透率按GB/T1038-2000检测,检测结果见表1。
实施例3
本实施例之PP-PET-纳米银抗菌包装材料,由以下重量份数的原料制成:聚丙烯2Kg、纳米硫酸钙0.5Kg、钛酸酯偶联剂0.5Kg、纳米银1Kg、马来酸酐接枝聚丙烯1.5Kg、聚对苯二甲酸乙二醇酯4.5Kg。
其制备方法,包括如下步骤:
(1)纳米硫酸钙的表面改性:将0.5Kg钛酸酯偶联剂和0.5Kg纳米硫酸钙置于高混机中共混,室温下,共混25min,然后静置50min;
(2)将2Kg聚丙烯、4.5Kg聚对苯二甲酸乙二醇酯、1Kg纳米银和1.5Kg马来酸酐接枝聚丙烯置于高混机中,室温下,共混20min,然后静置24h;
(3)将经步骤(1)处理后的纳米硫酸钙和步骤(2)所得的共混物置于高混机中,室温下,共混20min;
(4)将步骤(3)所得混合物通过双螺杆挤出机挤出造粒,其中,双螺杆挤出机的机头温度为160℃,螺杆转速为130r/min。
对本实施例的产品性能进行检测,其中,冲击强度按GB1843-89检测,气体渗透率按GB/T1038-2000检测,检测结果见表1。
表1 
Figure 2011103253465100002DEST_PATH_IMAGE001
由表1可知,实施例1-3所得PP-PET-纳米银抗菌包装材料的冲击强度均明显高于聚对苯二甲酸乙二醇酯材料的冲击强度,且氧气透气率和水蒸气透过率也较低。可见,本发明之PP-PET-纳米银抗菌包装材料具有良好的抗冲击性能,抗菌效果佳,阻隔效果好。

Claims (8)

1.一种PP-PET-纳米银抗菌包装材料,其特征在于,由以下重量份数的原料制成:聚丙烯10~30份、纳米硫酸钙5~15份、钛酸酯偶联剂5~15份、纳米银10~20份、马来酸酐接枝聚丙烯10~30份、聚对苯二甲酸乙二醇酯30~50份。
2.根据权利要求1所述的PP-PET-纳米银抗菌包装材料,其特征在于,由以下重量份数的原料制成:聚丙烯20份、纳米硫酸钙5份、钛酸酯偶联剂5份、纳米银10份、马来酸酐接枝聚丙烯15份、聚对苯二甲酸乙二醇酯45份。
3.一种如权利要求1或2所述PP-PET-纳米银抗菌包装材料的制备方法,其特征在于,包括如下步骤:
(1)纳米硫酸钙的表面改性:将钛酸酯偶联剂与纳米硫酸钙置于高速共混机中共混,室温下,共混20~30min,然后静置40~60min;
(2)将聚丙烯、聚对苯二甲酸乙二醇酯、纳米银和马来酸酐接枝聚丙烯置于高混机中,室温下,共混20~40min,然后静置23~25h;
(3)将经步骤(1)改性后的纳米硫酸钙和步骤(2)所得的共混物置于高混机中,室温下,共混20~40min;
(4)将步骤(3)所得混合物通过双螺杆挤出机挤出造粒,其中,双螺杆挤出机的机头温度为140~190℃,螺杆转速为100~150r/min。
4.根据权利要求3所述的PP-PET-纳米银抗菌包装材料的制备方法,其特征在于:步骤(1),所述共混时间为25min,静置时间为50min。
5.根据权利要求3或4所述的PP-PET-纳米银抗菌包装材料的制备方法,其特征在于:步骤(2),所述共混时间为30min,静置时间为24h。
6.根据权利要求3或4所述的PP-PET-纳米银抗菌包装材料的制备方法,其特征在于:步骤(3),所述共混时间为30min。
7.根据权利要求3或4所述的PP-PET-纳米银抗菌包装材料的制备方法,其特征在于:步骤(4),所述机头温度为170℃,螺杆转速为140r/min。
8.根据权利要求5所述的PP-PET-纳米银抗菌包装材料的制备方法,其特征在于:步骤(4),所述机头温度为170℃,螺杆转速为140r/min。
CN2011103253465A 2011-10-24 2011-10-24 一种pp-pet-纳米银抗菌包装材料及其制备方法 Active CN102408687B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011103253465A CN102408687B (zh) 2011-10-24 2011-10-24 一种pp-pet-纳米银抗菌包装材料及其制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011103253465A CN102408687B (zh) 2011-10-24 2011-10-24 一种pp-pet-纳米银抗菌包装材料及其制备方法

Publications (2)

Publication Number Publication Date
CN102408687A true CN102408687A (zh) 2012-04-11
CN102408687B CN102408687B (zh) 2013-01-30

Family

ID=45911060

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011103253465A Active CN102408687B (zh) 2011-10-24 2011-10-24 一种pp-pet-纳米银抗菌包装材料及其制备方法

Country Status (1)

Country Link
CN (1) CN102408687B (zh)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103756095A (zh) * 2014-01-15 2014-04-30 佛山市南方包装有限公司 一种阻湿阻气的高阻隔彩色塑料制品
CN104893261A (zh) * 2015-05-27 2015-09-09 铜陵方正塑业科技有限公司 抗拉伸食品袋及其制备方法
CN104893262A (zh) * 2015-05-27 2015-09-09 铜陵方正塑业科技有限公司 高强度食品袋及其制备方法
CN107312248A (zh) * 2017-08-22 2017-11-03 安徽松泰包装材料有限公司 一种高阻隔抗菌聚丙烯薄膜
CN108410144A (zh) * 2018-02-28 2018-08-17 苏州甫众塑胶有限公司 一种果蔬抗菌保鲜纳米纤维膜及其制备方法
CN109627574A (zh) * 2018-11-28 2019-04-16 广州市宇艺包装材料有限公司 一种耐高温阻燃包装材料及其制备方法
CN115232402A (zh) * 2022-08-23 2022-10-25 江苏宗亮新材料有限公司 一种耐低温聚丙烯薄膜及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0517643A (ja) * 1991-07-09 1993-01-26 Tonen Corp 熱可塑性樹脂組成物
CN102219956A (zh) * 2010-04-16 2011-10-19 上海亿金纳米科技有限公司 一种基于纳米簇技术的广谱高效抗菌母粒及其制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0517643A (ja) * 1991-07-09 1993-01-26 Tonen Corp 熱可塑性樹脂組成物
CN102219956A (zh) * 2010-04-16 2011-10-19 上海亿金纳米科技有限公司 一种基于纳米簇技术的广谱高效抗菌母粒及其制备方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
《东北大学学报(自然科学版)》 20081031 王晓丽等 表面处理剂对硫酸钙晶须/聚丙烯复合材料的增韧(Ⅰ) 第1494-1497页 1-8 第29卷, 第10期 *
《合成树脂及塑料》 20091231 蔡炳松等 PP/r-PET共混物的力学性能 第66-68页 1-8 第26卷, 第2期 *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103756095A (zh) * 2014-01-15 2014-04-30 佛山市南方包装有限公司 一种阻湿阻气的高阻隔彩色塑料制品
CN103756095B (zh) * 2014-01-15 2016-02-10 佛山市南方包装有限公司 一种阻湿阻气的高阻隔彩色塑料制品
CN104893261A (zh) * 2015-05-27 2015-09-09 铜陵方正塑业科技有限公司 抗拉伸食品袋及其制备方法
CN104893262A (zh) * 2015-05-27 2015-09-09 铜陵方正塑业科技有限公司 高强度食品袋及其制备方法
CN107312248A (zh) * 2017-08-22 2017-11-03 安徽松泰包装材料有限公司 一种高阻隔抗菌聚丙烯薄膜
CN108410144A (zh) * 2018-02-28 2018-08-17 苏州甫众塑胶有限公司 一种果蔬抗菌保鲜纳米纤维膜及其制备方法
CN109627574A (zh) * 2018-11-28 2019-04-16 广州市宇艺包装材料有限公司 一种耐高温阻燃包装材料及其制备方法
CN115232402A (zh) * 2022-08-23 2022-10-25 江苏宗亮新材料有限公司 一种耐低温聚丙烯薄膜及其制备方法
CN115232402B (zh) * 2022-08-23 2023-09-12 江苏宗亮新材料有限公司 一种耐低温聚丙烯薄膜及其制备方法

Also Published As

Publication number Publication date
CN102408687B (zh) 2013-01-30

Similar Documents

Publication Publication Date Title
CN102408687B (zh) 一种pp-pet-纳米银抗菌包装材料及其制备方法
Nilsen‐Nygaard et al. Current status of biobased and biodegradable food packaging materials: Impact on food quality and effect of innovative processing technologies
CN110861381B (zh) 一种抑菌、防震、吸潮的可降解食品保鲜垫及其制备方法
Khaneghah et al. Antimicrobial agents and packaging systems in antimicrobial active food packaging: An overview of approaches and interactions
Nesic et al. The influence of nanofillers on physical–chemical properties of polysaccharide-based film intended for food packaging
Zhang et al. Role of silica (SiO2) nano/micro-particles in the functionality of degradable packaging films/coatings and their application in food preservation
Grzebieniarz et al. Advances in biopolymer-based multi-layer film preparations and food packaging applications
CN103448336B (zh) 抗菌包装膜及其制备方法
CN105400066A (zh) 一种食品包装袋用塑料
CN103146036B (zh) 一种食品包装用高强度高抗菌性海藻酸钠膜及其制备方法
Giannakas et al. Montmorillonite composite materials and food packaging
Nunes et al. Tailoring functional chitosan‐based composites for food applications
CN107245185A (zh) 一种果蔬纳米抗菌保鲜膜及其制备方法
CN109054145A (zh) 一种抗菌聚乙烯食品包装膜及其制备方法
Mondal et al. Sustainable nanostructured materials in food packaging
CN102408624B (zh) 一种蒙脱土-evoh-pet复合材料及其制备方法
CN102382410B (zh) 一种evoh和pet复合材料及其制备方法
CN111941974A (zh) 除乙烯二氧化碳高透性防霉抗菌保鲜膜
Gavara Practical Guide to Antimicrobial Active Packaging
JP6215211B2 (ja) バリアおよびフィルム
CN108892857A (zh) 一种塑料薄膜
CN107446226A (zh) 一种功能型聚乙烯薄膜材料及其制备方法
CN103665510A (zh) 抗菌保鲜膜
da Silva Pens et al. Poly (lactic acid) and its improved properties by some modifications for food packaging applications: A review
CN102993541A (zh) 特殊生物矿物源性食品包装袋(膜)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Address after: 510760, 1 East Ming Road, Guangzhou, Whampoa, Guangdong

Applicant after: GUANGZHOU XINLIAN ZHITONG INDUSTRIAL CO.,LTD.

Address before: 510760, 1 East Ming Road, Guangzhou, Whampoa, Guangdong

Applicant before: Guangzhou Sinlien (Z.T.) Industrial Ltd.

C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170509

Address after: 511300, No. 126, strong road, Xintang Town, Guangzhou, Guangdong, Zengcheng

Patentee after: GUANGZHOU XINLIAN PACKAGING CONTAINER INDUSTRIAL CO.,LTD.

Address before: 510760, 1 East Ming Road, Guangzhou, Whampoa, Guangdong

Patentee before: GUANGZHOU XINLIAN ZHITONG INDUSTRIAL CO.,LTD.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180621

Address after: 421300 Heng Mountain County Industrial Park in Hengyang, Hunan

Patentee after: HENGSHAN SINLIEN FOOD & BEVERAGE Co.,Ltd.

Address before: 511300 Chuang Qiang Road, Xintang Town, Zengcheng, Guangzhou, Guangdong 126

Patentee before: GUANGZHOU XINLIAN PACKAGING CONTAINER INDUSTRIAL CO.,LTD.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240123

Address after: 510000 No. 33, Xinyao North Road, Yongning Street, Zengcheng District, Guangzhou, Guangdong Province (in the core area of Zengcheng economic and Technological Development Zone)

Patentee after: Guangzhou Zhitong bottle cap Co.,Ltd.

Country or region after: China

Address before: 421300 Heng Mountain County Industrial Park in Hengyang, Hunan

Patentee before: HENGSHAN SINLIEN FOOD & BEVERAGE Co.,Ltd.

Country or region before: China