CN107903479A - 一种超轻高弹耐磨鞋底的制作方法 - Google Patents
一种超轻高弹耐磨鞋底的制作方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- 238000002156 mixing Methods 0.000 claims abstract description 22
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 15
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- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 8
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000008117 stearic acid Substances 0.000 claims abstract description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 7
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- 239000004408 titanium dioxide Substances 0.000 claims abstract description 6
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims abstract description 6
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 claims abstract description 6
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- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 2
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Abstract
本发明公开了一种超轻高弹耐磨鞋底的制作方法,由EVA树脂、POE、超轻EVA、PP弹性体、耐磨剂、钛白粉、活性氧化锌、硬脂酸、硬脂酸锌、抗收缩剂、发泡助剂、架桥助剂、流动剂、无味架桥剂、发泡剂按照密炼混料;开炼压片;造粒;粒料降温、静置;硫化发泡、模压;半成品静置;二次模压、硫化;冷却成型步骤制得。本发明制得的超轻高弹耐磨鞋底经测定,鞋底的密度为0.12g/cm3;回弹为61%;磨痕为8.2mm,大大降低了鞋底的成本,节省穿者的能量损耗,延迟鞋子使用寿命。
Description
技术领域
本发明涉及鞋材领域,特别涉及一种超轻高弹耐磨鞋底的制作方法。
背景技术
现如今,跑步和户外运动成了越来越受欢迎的健体方式,而运动的安全性与舒适性对鞋底的材料提出更高的要求。能量回归性是衡量鞋底品质的一个重要因素,能量回归性越好,人体在穿着该鞋时消耗的能量便越少。另一方面,鞋的质量越大,人在运动中消耗的体能也就越多,鞋的重量每增加1 克,每跑100 米,人就会多消耗8%的体能。同时,鞋子在使用状态下,鞋底接触人脚与鞋底对地面产生的平均压力较大,鞋底承担的摩擦力相当大。因此,制作鞋底的材料要轻便、高弹、耐磨,以降低使用者的能量消耗,在一定程度上提高穿着舒适性、穿着寿命。
而用于制造鞋底的材料主要为普通橡胶、TPR 热塑性橡胶、PU 高分子聚氨脂合成材料、EVA(乙酸乙烯共聚物)发泡材料。普通橡胶重量较重、易腐蚀,TPR 热塑性橡胶重量较重、易变黄,PU 高分子聚氨脂合成材料吸水性强、易黄变、易断裂,EVA底机械强度不高、耐磨性差。
发明内容
本发明的目的在解决上述鞋底材料所存在的问题,提供一种超轻高弹耐磨鞋底的制作方法。
本发明提供的技术方案是:一种超轻高弹耐磨鞋底的制作方法,鞋底材料由EVA树脂、POE、超轻EVA、PP弹性体、耐磨剂、钛白粉、活性氧化锌、硬脂酸、硬脂酸锌、抗收缩剂、发泡助剂、架桥助剂、流动剂、无味架桥剂、发泡剂组成。其原材料配比是:EVA树脂:40-45 份、POE:5-10 份、超轻EVA:15-20份、PP弹性体:30-40 份、耐磨剂:10-15份、钛白粉:3-4 份、活性氧化锌:1-2 份、硬脂酸:0.5 份、硬脂酸锌:1 份、抗收缩剂:2-3 份、发泡助剂:0.6-1份、架桥助剂:0.6-1 份、流动剂:1-1.5 份、无味架桥剂:0.5-0.6 份、发泡剂:5-5.5 份。
进一步优选地,各组分材料配比可以是:EVA树脂:33份、POE:6.3份、超轻EVA:13份、PP弹性体:26份、耐磨剂:9份、钛白粉:2.3份、活性氧化锌:0.8份、硬脂酸:0.4份、硬脂酸锌:0.8份、抗收缩剂:2份、发泡助剂:0.5份、架桥助剂:0.5份、流动剂:1份、无味架桥剂:0.4份、发泡剂:4份。
一种超轻高弹耐磨鞋底的制作方法包括如下步骤。
步骤1:密炼混料。设定密炼机温度至120±2℃。將EVA、POE、PP弹性体﹑钛白粉、硬脂酸﹑硬脂酸锌﹑抗收缩剂﹑架桥助剂﹑流动剂﹑发泡助剂﹑色素投入密炼机混合槽内密炼。当密炼机温度达80℃时开启混合槽翻料一次,温度升至100±2℃—112±2℃范围时,温度每升2℃翻料1次。当密炼机温度达112±2℃时,倒入活性氧化锌﹑发泡剂﹑无味架桥剂,密练升温至到116±2℃时开启混合槽进行翻料,至设定温度120±2℃时出料。
步骤2:开炼压片。开炼机轮台温度设定为70±5℃;辊筒间距为8-10mm。保持开炼机轮台温度在 70±5℃,将步骤出的料通过开炼机辊筒压制成薄片,压制成的薄片再次通过辊筒复压一次。再将开炼机辊筒间距设置为4-6mm,保持开炼机轮台温度不变,将制成的薄片通过辊筒压制两次。
步骤3:造粒。设定造粒机机台温度:其中模头温度:85±5℃,电热第一段:90±5℃,电热第二段:90±5℃,电热第三段:90±5℃电热第四段:90±5℃。切粒转速设定:主轴转速40-45转/分,切刀转速20-25转/秒。将步骤2制成的薄片通过造粒机制得粒料。
步骤4:粒料降温、静置。粒料经振动筛分流至搅拌桶,搅拌桶开启冷却循环水,搅拌25-30min。粒料温度降至50℃后放料静置24h以上。
步骤5:硫化发泡、模压。硫化发泡机台设定机台压力:150-180kg/cm²,机台温度:180-185℃。粒料在机台模具内的硫化为12-15min。冷却取出后得到一种超轻高弹耐磨鞋底半成品。
步骤6:半成品鞋底静置。将步骤4制得的鞋底半成品静置24h以上。
步骤7:二次硫化、模压。用布轮清除半成品鞋底两面表皮后经二次硫化、模压定型。其中模具温度175±5℃,保持时间450s,使鞋底再次充分硫化。冷却成型取出后即可得到一种超轻高弹耐磨鞋底成品。
本发明的有益效果是:
本发明采用的制作方法,制作出的鞋底具有超轻、高弹、耐磨的特性,经“HG/T 2872-2009 橡塑鞋微孔材料视密度试验方法”测试鞋底的密度达到0.12g/cm3,经“GB/T1681-2009 硫化橡胶回弹性的测定”测定鞋底的回弹为61%,经“GB/T3903.2-2008 鞋类通用试验方法耐磨性能”测得鞋底磨痕为8.2mm。本发明所制得的一种超轻高弹耐磨鞋底,大大降低了鞋底的成本,节省穿者的能量损耗,延长鞋子使用寿命。
附图说明
图1是本发明的制作方法流程图。
具体实施方式
下面结合附图对本发明做进一步说明。
如图1所示的一种超轻高弹耐磨鞋底制作方法流程,包括密炼混料;开炼压片;造粒;粒料降温、静置;硫化发泡、模压;半成品静置;二次硫化、模压;冷却成型步骤。
在本实施案例中,所述一种超轻高弹耐磨鞋底采用的材料组份及配比如下所示:EVA树脂:33份、POE:6.3份、超轻EVA:13份、PP弹性体:26份、耐磨剂:9份、钛白粉:2.3份、活性氧化锌:0.8份、硬脂酸:0.4份、硬脂酸锌:0.8份、抗收缩剂:2份、发泡助剂:0.5份、架桥助剂:0.5份、流动剂:1份、无味架桥剂:0.4份、发泡剂:4份。
所述的一种超轻高弹耐磨鞋底制作方法包含以下步骤:
第一步:设定密炼机温度至112±2℃。將EVA、POE、PP弹性体﹑钛白粉、硬脂酸﹑硬脂酸锌﹑抗收缩剂﹑架桥助剂﹑流动剂﹑发泡助剂﹑色素投入密炼机混合槽内密炼。当密炼机温度达80℃时开启混合槽翻料一次﹐扫净混合槽四周粉末。
第二步:密炼机温度上升至100±2℃—112±2℃范围时,温度每升2℃翻料1次,共翻料6次。当密炼机温度达设定温度112±2℃时,升起加压盖,倒入活性氧化锌﹑发泡剂﹑无味架桥剂,降下加压盖,持续密练升温至到116±2℃时开启混合槽进行翻料,再次升温密炼至120±2℃时出料。
第三步:开炼机轮台温度设定为70±5℃;辊筒间距为8-10mm。保持开炼机轮台温度在 70±5℃,将第二步出的料粒通过开炼机辊筒压制成薄片,压制成的薄片再次通过辊筒复压一次。
第四步:设置开炼机辊筒间距为4-6mm,保持开炼机轮台温度在 70±5℃,将第三步制成的薄片通过辊筒压制两次。
第五步:设定造粒机机台温度:其中模头温度:85±5℃,电热第一段:90±5℃,电热第二段:90±5℃,电热第三段:90±5℃电热第四段:90±5℃。切粒转速设定:主轴转速40-45转/分,切刀转速20-25转/秒。将第四步制成的薄片通过造粒机制得粒料。
第六步:粒料经振动筛分流至搅拌桶,搅拌桶开启冷却循环水,搅拌25-30min。粒料温度降至50℃后放料静置24h以上。
第七步:硫化发泡机台设定机台压力:150-180kg/cm²,机台温度:180-185℃。粒料在机台的硫化时间根据模具厚度而定,在12-15min间,冷却取出后得到一种超轻高弹耐磨鞋底半成品。
第八步:发泡后的半成品鞋底静止24h以上。
第九步:用布轮清除半成品鞋底两面表皮后经二次硫化、模压定型。其中模具温度175±5℃,保持时间450s,充分二次硫化,冷却时间480s。冷却成型取出后即可得到一种超轻高弹耐磨鞋底成品。
本发明方法制得的一种超轻高弹耐磨鞋底,具有超轻、高弹、耐磨的特性,大大降低了鞋底的成本,节省穿者的能量损耗,延迟鞋子使用寿命。
以上所述仅为本发明的实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等同变换,或直接或间接运用在相关的技术领域,均同理包括在本发明的专利保护范围内。
Claims (3)
1.一种超轻高弹耐磨鞋底的制作方法,其特征在于鞋底材料由EVA树脂、POE、超轻EVA、PP弹性体、耐磨剂、钛白粉、活性氧化锌、硬脂酸、硬脂酸锌、抗收缩剂、发泡助剂、架桥助剂、流动剂、无味架桥剂、发泡剂组成。
2.根据权利要求1所述的一种超轻高弹耐磨鞋底的制作方法,其特征在于鞋底材料的分量为:EVA树脂:33份、POE:6.3份、超轻EVA:13份、PP弹性体:26份、耐磨剂:9份、钛白粉:2.3份、活性氧化锌:0.8份、硬脂酸:0.4份、硬脂酸锌:0.8份、抗收缩剂:2份、发泡助剂:0.5份、架桥助剂:0.5份、流动剂:1份、无味架桥剂:0.4份、发泡剂:4份。
3.根据权利要求1所述的一种超轻高弹耐磨鞋底的制作方法,其特征在于包括如下步骤:
步骤1:密炼混料,设定密炼机温度至120±2℃;將EVA、POE、PP弹性体﹑钛白粉、硬脂酸﹑硬脂酸锌﹑抗收缩剂﹑架桥助剂﹑流动剂﹑发泡剂投入密炼机混合槽内密炼,当密炼机温度达80℃时开启混合槽翻料一次;温度升至100±2℃—112±2℃范围时,温度每升2℃翻料1次;当密炼机温度达112±2℃时,倒入活性氧化锌﹑发泡剂﹑无味架桥剂,密练升温至到116±2℃时开启混合槽进行翻料,至设定温度120±2℃时出料;
步骤2:开炼压片,开炼机轮台温度设定为70±5℃,辊筒间距为8-10mm;保持开炼机轮台温度在 70±5℃,将步骤1出的料通过开炼机辊筒压制成薄片,压制成的薄片再次通过辊筒复压一次;再将开炼机辊筒间距设置为4-6mm,保持开炼机轮台温度不变,将制成的薄片通过辊筒压制两次;
步骤3:造粒,设定造粒机机台温度:其中模头温度:85±5℃,电热第一段:90±5℃,电热第二段:90±5℃,电热第三段:90±5℃,电热第四段:90±5℃;切粒转速设定:主轴转速40-45转/分,切刀转速20-25转/秒;将步骤2制成的薄片通过造粒机制得粒料;
步骤4:粒料降温、静置;粒料经振动筛分流至搅拌桶,搅拌桶开启冷却循环水,搅拌25-30min;粒料温度降至50℃后放料静置24h以上;
步骤5:硫化发泡、模压,硫化发泡机台设定机台压力:150-180kg/cm²,机台温度:180-185℃;粒料在机台模具内的硫化为12-15min,冷却取出后得到一种超轻高弹耐磨鞋底半成品;
步骤6:半成品鞋底静置,将步骤4制得的鞋底半成品静置24h以上;
步骤7:二次硫化、模压,用布轮清除半成品鞋底两面表皮后经二次硫化、模压定型;其中模具温度175±5℃,保持时间450s,使鞋底再次充分硫化;冷却成型取出后即可得到一种超轻高弹耐磨鞋底成品。
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