CN115368953A - 一种食品级钙钠润滑脂及其应用 - Google Patents

一种食品级钙钠润滑脂及其应用 Download PDF

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CN115368953A
CN115368953A CN202211176232.3A CN202211176232A CN115368953A CN 115368953 A CN115368953 A CN 115368953A CN 202211176232 A CN202211176232 A CN 202211176232A CN 115368953 A CN115368953 A CN 115368953A
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胡纪根
于江波
李常馥
丁磊
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Henan Beijia Lubrication Technology Co ltd
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Abstract

本发明涉及食品加工的技术领域,且公开了一种食品级钙钠润滑脂及其应用,与现有润滑脂相比本方案的食品级钙钠润滑脂具有钙基脂的良好抗水性,又有钠基脂的良好耐温性,外观细腻光滑,油膜强度及粘附性能较好,并具有优良的机械安定性,经剪切后结构恢复性强,且性价比较高,其使用温度可达100℃,广泛应用于食品包装、肉制加工以及农产品加工,通过对本工艺产出的食品级钙钠润滑脂进行检测后,该润滑脂具有良好抗水性和防锈性,外观细腻光滑,油膜强度及粘附性能较好,并具有优良的机械安定性,经剪切后结构恢复性强,可满足绝大多数的食品机械轴承、导轨、齿轮、传动装置等的润滑和防护要求,可实现低成本食品级润滑脂替代。

Description

一种食品级钙钠润滑脂及其应用
技术领域
本发明涉及食品加工的技术领域,具体为一种食品级钙钠润滑脂及其应用。
背景技术
在食品生产中,食品机械设备的轴承、导轨、齿轮、传动装置等都需要使用安全性能高的食品级润滑脂,不仅要满足食品机械的润滑需求,也要满足食品安全的要求,这类润滑脂统称为食品级润滑脂。食品级润滑脂是在生产包装过程中与食品发生接触也不会对消费者构成任何生理危害,对食品的气味、味道不造成任何影响的食品级润滑脂,由基础油、稠化剂、添加剂生产加工而成。基础油一般采用符合国家标准GB/T 1886.215的食品级白油,或者是食品级合成基础油,以及两者的复配混合体。此类基础油的特点就是不含有毒物质,不会对食品造成污染,同时具有润滑机械减少机械磨损延长设备使用寿命。目前,我国食品安全要求越来越高,食品生产企业对生产中有可能接触食品的机械用润滑脂提出了更高的要求,不仅润滑性能好,能满足机械的润滑要求,也要满足食品安全要求,避免机械使用的润滑脂接触到食品时污染食品,此类润滑脂就是食品级润滑脂。
目前,国内生产的符合要求的食品级润滑脂产品少,市场上的产品大多数为国外产品,价格较昂贵。有些食品加工企业采用猪油、菜籽油等动植物油脂作为食品机械的润滑材料,这些润滑材料在高温高湿环境下,会变质发霉,更容易滋生细菌,污染食品,长期使用会对消费者带来不良的影响,因此亟需研发一种具有良好抗水性好耐温性的食品级钙钠润滑脂。
发明内容
(一)解决的技术问题
针对现有技术的不足,本发明提供了一种食品级钙钠润滑脂及其应用,解决了的问题。
(二)技术方案
本发明提供如下技术方案:一种食品级钙钠润滑脂的配方,包括以重量组分的原料制成:
食品级基础油70~80%、食品级硬脂酸11~15%、食品级氢氧化钠0.4~2.0%、食品级氢氧化钙0.3~1.6%、抗氧剂0.1~0.5%、极压剂0.1~0.5%、防锈剂0.1~0.5%以及食品级纳米碳酸钙2~10%。
优选的,所述食品级基础油包括有符合国家标准的白油和食品级合成PAO基础油。
优选的,所述食品级氢氧化钠和食品级氢氧化钙均达到了食品级的要求。
优选的,所述抗氧剂包括有抗氧剂1035以及抗氧剂5057。
优选的,所述极压剂包括有磷酸二辛酯和烷基苯基硫代磷酸酯。
优选的,所述防锈剂包括有烷基胺异辛基磷酸酯和亚硝酸钠。
一种食品级钙钠润滑脂的应用工艺,其特征在于:包括以下步骤:
(a)原料添加:1/3~2/3配方量的食品级基础油和脂肪酸依次加入反应容器中,缓慢加热至脂肪酸完全溶解;
(b)皂化反应:将氢氧化钙用水溶解后加入反应釜内,在100℃~110℃皂化反应0.5~1小时后,再将氢氧化钠用水溶解后加入反应釜内,在100℃~110℃皂化反应2.5~3小时;
(c)升温加工:升温140℃后加入剩余配方量的食品级基础油,升温到190℃~210℃进行炼制10~20分钟;
(d)循环冷却:将呈溶液状态的物料转入循环剪切冷却釜内,循环冷却到120℃以下,加入抗氧剂和食品级纳米碳酸钙,循环冷却到90℃以下,加入极压剂和防锈剂;
(e)后加工:用均质机或循环剪切进行后处理、过滤以及包装。
(三)有益效果
与现有技术相比,本发明提供了一种食品级钙钠润滑脂及其应用,具备以下有益效果:
1、该食品级钙钠润滑脂及其应用,通过对本工艺产出的食品级钙钠润滑脂进行检测后,该润滑脂具有良好抗水性和防锈性,外观细腻光滑,油膜强度及粘附性能较好,并具有优良的机械安定性,经剪切后结构恢复性强,可满足绝大多数的食品机械轴承、导轨、齿轮、传动装置等的润滑和防护要求,可实现低成本食品级润滑脂替代。
2、该食品级钙钠润滑脂及其应用,与现有润滑脂相比本方案的食品级钙钠润滑脂具有钙基脂的良好抗水性,又有钠基脂的良好耐温性,外观细腻光滑,油膜强度及粘附性能较好,并具有优良的机械安定性,经剪切后结构恢复性强,且性价比较高,其使用温度可达100℃,广泛应用于食品包装、肉制加工以及农产品加工等。
附图说明
图1为本发明各实施例的理化性能检测数据示意表。
具体实施方式
下面对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明-部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例一
一种食品级钙钠润滑脂的配方,包括以重量组分的原料制成:
食品级基础油80%、食品级硬脂酸15%、食品级氢氧化钠1.28%、食品级氢氧化钙0.8%、抗氧剂0.2%、极压剂0.2%、防锈剂0.1%以及食品级纳米碳酸钙2.42%。
一种食品级钙钠润滑脂的应用工艺,其特征在于:包括以下步骤:
(a)原料添加:将200kg的食品级基础油和90kg脂肪酸依次加入反应容器中,缓慢加热至脂肪酸完全溶解,其中食品级基础油采用符合国家标准的白油和食品级合成PAO基础油;
(b)皂化反应:将4.8kg氢氧化钙用水溶解后加入反应釜内,在100℃~110℃皂化反应60±5分钟后,再将7.68kg氢氧化钠用水溶解后加入反应釜内,在100℃~110℃皂化反应180±5分钟后,食品级氢氧化钠和食品级氢氧化钙均达到了食品级的要求;
(c)升温加工:升温140℃后加入剩余280kg的食品级基础油,升温到200±10℃进行炼制10~20分钟后;
(d)循环冷却:将呈溶液状态的物料转入循环剪切冷却釜内,循环冷却到120℃以下后,加入1.2kg抗氧剂和14.52kg食品级纳米碳酸钙,循环冷却到90℃以下后,加入1.2kg极压剂和0.6kg防锈剂,抗氧剂包括有抗氧剂1035以及抗氧剂5057,极压剂包括有磷酸二辛酯和烷基苯基硫代磷酸酯,防锈剂包括有烷基胺异辛基磷酸酯和亚硝酸钠;
(e)后加工:用均质机或循环剪切进行后处理、过滤以及包装。
通过对成品试验后得知,食品级钙钠润滑脂的外观白色光滑油膏,无异味,滴点142℃,工作锥入度270mm,钢网分油3.2%,蒸发量2.0%,腐蚀测试无绿色或黑色变化,水淋流失量2.8%,抗磨性能0.5mm,防腐蚀性1a,基础油紫外吸光度0.047cm。
实施例二
一种食品级钙钠润滑脂的配方,包括以重量组分的原料制成:
食品级基础油78%、食品级硬脂酸13%、食品级氢氧化钠1.29%、食品级氢氧化钙0.52%、抗氧剂0.3%、极压剂0.3%、防锈剂0.2%以及食品级纳米碳酸钙6.39%。
一种食品级钙钠润滑脂的应用工艺,其特征在于:包括以下步骤:
(a)原料添加:将195kg的食品级基础油和90kg脂肪酸依次加入反应容器中,缓慢加热至脂肪酸完全溶解,其中食品级基础油采用符合国家标准的白油和食品级合成PAO基础油;
(b)皂化反应:将3.12kg氢氧化钙用水溶解后加入反应釜内,在100℃~110℃皂化反应60±5分钟后,再将7.74kg氢氧化钠用水溶解后加入反应釜内,在100℃~110℃皂化反应180±5分钟后,食品级氢氧化钠和食品级氢氧化钙均达到了食品级的要求;
(c)升温加工:升温140℃后加入剩余273kg的食品级基础油,升温到200±10℃进行炼制10~20分钟后;
(d)循环冷却:将呈溶液状态的物料转入循环剪切冷却釜内,循环冷却到120℃以下后,加入1.8kg抗氧剂和38.34kg食品级纳米碳酸钙,循环冷却到90℃以下后,加入1.8kg极压剂和1.2kg防锈剂,抗氧剂包括有抗氧剂1035以及抗氧剂5057,极压剂包括有磷酸二辛酯和烷基苯基硫代磷酸酯,防锈剂包括有烷基胺异辛基磷酸酯和亚硝酸钠;
(e)后加工:用均质机或循环剪切进行后处理、过滤以及包装。
通过对成品试验后得知,食品级钙钠润滑脂的外观白色光滑油膏,无异味,滴点139℃,工作锥入度285mm,钢网分油3.8%,蒸发量2.2%,腐蚀测试无绿色或黑色变化,水淋流失量3.7%,抗磨性能0.55mm,防腐蚀性1a,基础油紫外吸光度0.048cm。
实施例三
一种食品级钙钠润滑脂的配方,包括以重量组分的原料制成:
食品级基础油77%、食品级硬脂酸11%、食品级氢氧化钠1.25%、食品级氢氧化钙0.30%、抗氧剂0.4%、极压剂0.4%、防锈剂0.3%以及食品级纳米碳酸钙9.35%。
一种食品级钙钠润滑脂的应用工艺,其特征在于:包括以下步骤:
(a)原料添加:将190kg的食品级基础油和66kg脂肪酸依次加入反应容器中,缓慢加热至脂肪酸完全溶解,其中食品级基础油采用符合国家标准的白油和食品级合成PAO基础油;
(b)皂化反应:将1.8kg氢氧化钙用水溶解后加入反应釜内,在100℃~110℃皂化反应60±5分钟后,再将7.5kg氢氧化钠用水溶解后加入反应釜内,在100℃~110℃皂化反应180±5分钟后,食品级氢氧化钠和食品级氢氧化钙均达到了食品级的要求;
(c)升温加工:升温140℃后加入剩余272kg的食品级基础油,升温到200±10℃进行炼制10~20分钟后;
(d)循环冷却:将呈溶液状态的物料转入循环剪切冷却釜内,循环冷却到120℃以下后,加入2.4kg抗氧剂和56.1kg食品级纳米碳酸钙,循环冷却到90℃以下后,加入2.4kg极压剂和1.8kg防锈剂,抗氧剂包括有抗氧剂1035以及抗氧剂5057,极压剂包括有磷酸二辛酯和烷基苯基硫代磷酸酯,防锈剂包括有烷基胺异辛基磷酸酯和亚硝酸钠;
(e)后加工:用均质机或循环剪切进行后处理、过滤以及包装。
通过对成品试验后得知,食品级钙钠润滑脂的外观白色光滑油膏,无异味,滴点136℃,工作锥入度292mm,钢网分油4.1%,蒸发量2.5%,腐蚀测试无绿色或黑色变化,水淋流失量4.9%,抗磨性能0.56mm,防腐蚀性1a,基础油紫外吸光度0.018cm。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。

Claims (7)

1.一种食品级钙钠润滑脂的配方,包括以重量组分的原料制成:
食品级基础油70~80%、食品级硬脂酸11~15%、食品级氢氧化钠0.4~2.0%、食品级氢氧化钙0.3~1.6%、抗氧剂0.1~0.5%、极压剂0.1~0.5%、防锈剂0.1~0.5%以及食品级纳米碳酸钙2~10%。
2.根据权利要求1所述的一种食品级钙钠润滑脂的配方,其特征在于:所述食品级基础油包括有符合国家标准的白油和食品级合成PAO基础油。
3.根据权利要求1所述的一种食品级钙钠润滑脂的配方,其特征在于:所述食品级氢氧化钠和食品级氢氧化钙均达到了食品级的要求。
4.根据权利要求1所述的一种食品级钙钠润滑脂的配方,其特征在于:所述抗氧剂包括有抗氧剂1035以及抗氧剂5057。
5.根据权利要求1所述的一种食品级钙钠润滑脂的配方,其特征在于:所述极压剂包括有磷酸二辛酯和烷基苯基硫代磷酸酯。
6.根据权利要求1所述的一种食品级钙钠润滑脂的配方,其特征在于:所述防锈剂包括有烷基胺异辛基磷酸酯和亚硝酸钠。
7.根据权利要求1所述的一种食品级钙钠润滑脂的应用工艺,其特征在于:包括以下步骤:
(a)原料添加:1/3~2/3配方量的食品级基础油和脂肪酸依次加入反应容器中,缓慢加热至脂肪酸完全溶解;
(b)皂化反应:将氢氧化钙用水溶解后加入反应釜内,在100℃~110℃皂化反应0.5~1小时后,再将氢氧化钠用水溶解后加入反应釜内,在100℃~110℃皂化反应2.5~3小时;
(c)升温加工:升温140℃后加入剩余配方量的食品级基础油,升温到190℃~210℃进行炼制10~20分钟;
(d)循环冷却:将呈溶液状态的物料转入循环剪切冷却釜内,循环冷却到120℃以下,加入抗氧剂和食品级纳米碳酸钙,循环冷却到90℃以下,加入极压剂和防锈剂;
(e)后加工:用均质机或循环剪切进行后处理、过滤以及包装。
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