CN106377927A - 一种含有纳米粉末的有机硅消泡剂 - Google Patents

一种含有纳米粉末的有机硅消泡剂 Download PDF

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CN106377927A
CN106377927A CN201610932443.3A CN201610932443A CN106377927A CN 106377927 A CN106377927 A CN 106377927A CN 201610932443 A CN201610932443 A CN 201610932443A CN 106377927 A CN106377927 A CN 106377927A
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杨成勇
杨云
胡亚琼
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何庆海
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    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • B01D19/0409Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing Si-atoms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • B01D19/0463Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings
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    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • B01D19/0463Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings
    • B01D19/0468Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings with substituted groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D19/00Degasification of liquids
    • B01D19/02Foam dispersion or prevention
    • B01D19/04Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • B01D19/0463Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings
    • B01D19/0468Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings with substituted groups
    • B01D19/0477Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance containing rings other than aromatic rings with substituted groups which contain N-atoms

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Abstract

本发明公开了一种含有纳米粉末的有机硅消泡剂,其是由下述重量份的原料制得:二甲基硅油30‑50、二氧化硅20‑30、亚麻油2‑4,疏水白炭黑0.5‑1,三硬脂酸甘油酯1‑2、四丁基溴化磷2‑3、乙烯基双硬脂酰胺1‑2,硬脂酸钡0.3‑0.5、蔗糖脂肪酸酯0.6‑0.8、山梨糖醇0.3‑0.5,腰果壳油0.3‑0.6、纳米膨润土1‑3、氧化聚乙烯蜡0.3‑0.5、烷基酚聚氧乙烯醚0.2‑0.4、水10‑20。

Description

一种含有纳米粉末的有机硅消泡剂
技术领域
本发明涉及化工合成技术领域,尤其涉及一种含有纳米粉末的有机硅消泡剂。
背景技术
在工业生产的过程中,若有大量的泡沫存在,会给生产过程中带来不少的麻烦,如生产能力会大大的受到限制;造成原料和产品的浪费;影响产品品质;污染环境等,因此,在生产过程中如何有效地控制泡沫,成为了研究者所关注的重点。现在一般用消泡剂来消除工业生产中产生的泡沫。
工业上常用的消泡剂一般可分为有机消泡剂、有机硅消泡剂和聚醚型消泡剂等三类。有机硅消泡剂由二甲基硅油和SiO2按一定比例复合而成。这样制成的消泡剂具有不溶于水,相当难乳化,表面粘度低,表面张力比一些表面活性剂要低和能干扰泡沫膜的表面弹性等特性,特别对油溶性溶液的消泡效果较好;改性复合有机硅消泡乳剂的扩散性、消泡能力和作用性能更好。国内外目前大量使用的消泡剂多属此类。
目前的有机硅消泡剂,如中国专利数据库中CN103830938B公开了.一种有机硅消泡剂的制备方法,等,其工艺流程较复杂、不能够同时消泡、抑泡,不利于进行推广使用。而研究表明有机硅消泡剂的消泡与抑泡性能不仅取决于所使用的硅油的粘度,还由硅油当中分散的颗粒的疏水性决定。。
发明内容
本发明目的就是为了弥补已有技术的缺陷,提供一种含有纳米粉末的有机硅消泡剂。
本发明是通过以下技术方案实现的:
一种含有纳米粉末的有机硅消泡剂,其是由下述重量份的原料制得:二甲基硅油30-50、二氧化硅20-30、亚麻油2-4,疏水白炭黑0.5-1,三硬脂酸甘油酯1-2、四丁基溴化磷2-3、乙烯基双硬脂酰胺1-2,硬脂酸钡0.3-0.5、蔗糖脂肪酸酯0.6-0.8、山梨糖醇0.3-0.5,腰果壳油0.3-0.6、纳米膨润土1-3、氧化聚乙烯蜡0.3-0.5、烷基酚聚氧乙烯醚0.2-0.4、水10-20。
所述的一种含有纳米粉末的有机硅消泡剂,制备方法包括以下步骤:
(1)纳米膨润土、疏水白炭黑混匀后,于浓度为3-5%的盐酸溶液浸泡5-8小时,沥干挤压成片,再用转筒干燥器在230-250℃下活化20-30分钟,粉碎成150-250目后得活化粉末备用;
(2)将活化粉末与二氧化硅、三硬脂酸甘油酯、四丁基溴化磷、乙烯基双硬脂酰胺混合后,加入适量水,在300-500rpm下分散均匀,再将浆料烘干,在200-400rpm下的转速下球磨1.5-2h,过100-200目筛,所得的粉末与山梨糖醇、腰果壳油混匀,在200-400rpm的转速下球磨0.5-2h,得到疏水料备用;
(3)将二甲基硅油置于反应釜中,将反应釜中二甲基硅油升温到130-150℃,保持反应釜转速80-90转/分,再加入硬脂酸钡、亚麻油,搅拌4-6分钟,再加入疏水料,升温至150-160℃,转速50-60转/分,搅拌8-12分钟,再加入其余原料降温至100-110℃,转速70-80转/分,搅拌30-50分钟后,即得。
本发明的优点是:(1)本发明添加了纳米粉末等物质,再在消泡剂中通过添加分散剂等物质,使得本发明产品有很好的相容性,消泡速度快、抑泡能力强、性能稳定、适应性好、用量少。
(2)本发明将纳米粉末活化后与二氧化硅一起进行球磨疏水改性处理,得到的物料疏水性好的填料,再分散到硅油中去,能够更好的增加本发明的消泡、抑泡作用,同时环保健康,无副作用,纳米粉末能够得到更好的疏水性,从而更好的消泡、抑泡。
(3)本发明的消泡剂,不仅消泡快、抑制性能好、不影响起泡体系的基本性质,而且扩散性、渗透性好、化学性质稳定、无腐蚀、无毒、无不良副作用,安全性高。
具体实施方式
一种含有纳米粉末的有机硅消泡剂,其是由下述重量份的原料制得:二甲基硅油30、二氧化硅20、亚麻油2,疏水白炭黑0.5,三硬脂酸甘油酯1、四丁基溴化磷2、乙烯基双硬脂酰胺1,硬脂酸钡0.3、蔗糖脂肪酸酯0.6、山梨糖醇0.3,腰果壳油0.3、纳米膨润土1、氧化聚乙烯蜡0.3、烷基酚聚氧乙烯醚0.2、水10。
所述的一种含有纳米粉末的有机硅消泡剂,制备方法包括以下步骤:
(1)纳米膨润土、疏水白炭黑混匀后,于浓度为3%的盐酸溶液浸泡5小时,沥干挤压成片,再用转筒干燥器在230℃下活化20分钟,粉碎成150目后得活化粉末备用;
(2)将活化粉末与二氧化硅、三硬脂酸甘油酯、四丁基溴化磷、乙烯基双硬脂酰胺混合后,加入适量水,在300rpm下分散均匀,再将浆料烘干,在200rpm下的转速下球磨1.5h,过100目筛,所得的粉末与山梨糖醇、腰果壳油混匀,在200rpm的转速下球磨0.5h,得到疏水料备用;
(3)将二甲基硅油置于反应釜中,将反应釜中二甲基硅油升温到130℃,保持反应釜转速80转/分,再加入硬脂酸钡、亚麻油,搅拌4分钟,再加入疏水料,升温至150℃,转速50转/分,搅拌8分钟,再加入其余原料降温至100℃,转速70转/分,搅拌30分钟后,即得。
本实施例的性能测定:取发泡液100ml 于标有刻度的250ml 的量筒内, 在垂直振荡器中以300 次/min 的频率振荡5min,接着加入0.2ml 本实施例有机
硅消泡剂;作为对比试验取常规市售有机硅消泡剂进行同样处理;测得本实施例的瞬间消泡速率为27ml/s,消泡时间60s,抑泡时间84s;优于常规市售有机硅消泡剂的瞬间消泡速率为30ml/s,消泡时间70s,抑泡时间79s。

Claims (2)

1.一种含有纳米粉末的有机硅消泡剂,其特征在于:其是由下述重量份的原料制得:二甲基硅油30-50、二氧化硅20-30、亚麻油2-4,疏水白炭黑0.5-1,三硬脂酸甘油酯1-2、四丁基溴化磷2-3、乙烯基双硬脂酰胺1-2,硬脂酸钡0.3-0.5、蔗糖脂肪酸酯0.6-0.8、山梨糖醇0.3-0.5,腰果壳油0.3-0.6、纳米膨润土1-3、氧化聚乙烯蜡0.3-0.5、烷基酚聚氧乙烯醚0.2-0.4、水10-20。
2.根据权利要求1所述的一种含有纳米粉末的有机硅消泡剂,其特征在于:制备方法包括以下步骤:
(1)纳米膨润土、疏水白炭黑混匀后,于浓度为3-5%的盐酸溶液浸泡5-8小时,沥干挤压成片,再用转筒干燥器在230-250℃下活化20-30分钟,粉碎成150-250目后得活化粉末备用;
(2)将活化粉末与二氧化硅、三硬脂酸甘油酯、四丁基溴化磷、乙烯基双硬脂酰胺混合后,加入适量水,在300-500rpm下分散均匀,再将浆料烘干,在200-400rpm下的转速下球磨1.5-2h,过100-200目筛,所得的粉末与山梨糖醇、腰果壳油混匀,在200-400rpm的转速下球磨0.5-2h,得到疏水料备用;
(3)将二甲基硅油置于反应釜中,将反应釜中二甲基硅油升温到130-150℃,保持反应釜转速80-90转/分,再加入硬脂酸钡、亚麻油,搅拌4-6分钟,再加入疏水料,升温至150-160℃,转速50-60转/分,搅拌8-12分钟,再加入其余原料降温至100-110℃,转速70-80转/分,搅拌30-50分钟后,即得。
CN201610932443.3A 2016-11-01 2016-11-01 一种含有纳米粉末的有机硅消泡剂 Withdrawn CN106377927A (zh)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107497140A (zh) * 2017-09-07 2017-12-22 宁波顺泽橡胶有限公司 一种高效率消泡剂及其制备方法
CN108671589A (zh) * 2018-08-13 2018-10-19 佛山市三水万瑞达环保科技有限公司 一种新型环保油水分离用复合消泡剂及其制备方法
CN110075573A (zh) * 2019-05-22 2019-08-02 江苏长丰有机硅有限公司 一种含硅油与环氧大豆油的消泡剂及其制备方法
CN114712899A (zh) * 2022-03-15 2022-07-08 广州崃克保新材料科技有限公司 一种水性纳米环保消泡剂及其制备方法
CN114949941A (zh) * 2022-08-01 2022-08-30 广州嘉德乐生化科技有限公司 一种含单硬脂酸甘油酯的消泡剂及其在医药工业中的应用
CN115109308A (zh) * 2022-08-01 2022-09-27 广州嘉德乐生化科技有限公司 一种含单硬脂酸甘油酯的润滑剂及其在塑料中的应用

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Publication number Priority date Publication date Assignee Title
CN105688452A (zh) * 2016-04-19 2016-06-22 福州大学 一种乳液型有机硅消泡剂及其制备方法

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
CN105688452A (zh) * 2016-04-19 2016-06-22 福州大学 一种乳液型有机硅消泡剂及其制备方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107497140A (zh) * 2017-09-07 2017-12-22 宁波顺泽橡胶有限公司 一种高效率消泡剂及其制备方法
CN108671589A (zh) * 2018-08-13 2018-10-19 佛山市三水万瑞达环保科技有限公司 一种新型环保油水分离用复合消泡剂及其制备方法
CN110075573A (zh) * 2019-05-22 2019-08-02 江苏长丰有机硅有限公司 一种含硅油与环氧大豆油的消泡剂及其制备方法
CN110075573B (zh) * 2019-05-22 2021-08-17 江苏长丰有机硅有限公司 一种含硅油与环氧大豆油的消泡剂及其制备方法
CN114712899A (zh) * 2022-03-15 2022-07-08 广州崃克保新材料科技有限公司 一种水性纳米环保消泡剂及其制备方法
CN114949941A (zh) * 2022-08-01 2022-08-30 广州嘉德乐生化科技有限公司 一种含单硬脂酸甘油酯的消泡剂及其在医药工业中的应用
CN115109308A (zh) * 2022-08-01 2022-09-27 广州嘉德乐生化科技有限公司 一种含单硬脂酸甘油酯的润滑剂及其在塑料中的应用

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Application publication date: 20170208