CN109797544A - A kind of uvioresistant non-woven fabrics mask and preparation method thereof - Google Patents
A kind of uvioresistant non-woven fabrics mask and preparation method thereof Download PDFInfo
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- CN109797544A CN109797544A CN201811626677.0A CN201811626677A CN109797544A CN 109797544 A CN109797544 A CN 109797544A CN 201811626677 A CN201811626677 A CN 201811626677A CN 109797544 A CN109797544 A CN 109797544A
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Abstract
The present invention provides a kind of uvioresistant non-woven fabrics mask and preparation method thereof, is related to mask processing technique field.The non-woven fabrics gauze mask outer layer non-woven fabrics is handled using UV resistant agent, and the UV resistant agent includes following component composition: 2-4 parts of ethylene glycol ether acetate, 6-10 parts of butyl acetate, 4-5 parts of titanium dioxide, 2-5 parts of silica, 2-4 parts of benzophenone, 5-8 parts of cationic polyacrylamide, 1-2 parts of sodium gluconate, 1-3 parts of octyl methoxycinnamate, reflection pigment 1-3 parts, 2-3 parts of film forming agent, 2-3 parts of auxiliary agent.Preparation method specifically include that the preparation of UV resistant agent, mask outer layer processing, mask preparation and etc..The present invention overcomes the deficiencies in the prior art, in guaranteeing the original isolation air of mask while bulky grain contamination, have effects that isolation ultraviolet light, achieve the effect that effective sun-proof, product preparation process simply meets market economy.
Description
Technical field
The present invention relates to mask processing technique fields, and in particular to a kind of uvioresistant non-woven fabrics mask and its preparation side
Method.
Background technique
Disposable breathing mask is made of two layers of 28 grams of non-woven fabrics;Environment protection whole-plastic item is used at the bridge of the nose, without any
Metal wears ventilative, comfortable especially suitable electronics class factory, the apparatus of daily use;Disposable breathing mask is generally three layers
Structure is made with two-layer nonwoven and filter paper, and using two layers of fabric nonwoven cloth, it is fungi-proofing that centre increases by one layer filtering
The molten spraying of the filtering of effect is formed through ultrasonic bonding, and environment protection whole-plastic item is used at the bridge of the nose, is free of any metal, is worn
Vapour, comfortably.
Nowadays people pursue quality of the life higher and higher, and the effect of mask has not only made haze, crossed air filtering
, the daily big reason for wearing mask of people also become to the resistance of ultraviolet light, but it is existing in the market rarely specifically for
The mask of sun-proof this property preparation.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of uvioresistant non-woven fabrics mask and preparation method thereof, guaranteeing
In the original isolation air of mask while bulky grain contamination, have effects that completely cut off ultraviolet light, reaches effectively sun-proof
Effect, product preparation process simply meet market economy.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs:
A kind of uvioresistant non-woven fabrics mask, the non-woven fabrics gauze mask outer layer non-woven fabrics are handled using UV resistant agent, institute
Stating UV resistant agent includes following component composition: 2-4 parts of ethylene glycol ether acetate, 6-10 parts of butyl acetate, titanium dioxide 4-5
Part, 2-5 parts of silica, 2-4 parts of benzophenone, 5-8 parts of cationic polyacrylamide, 1-2 parts of sodium gluconate, methoxyl group meat
1-3 parts of cinnamate, reflection pigment 1-3 parts, 2-3 parts of film forming agent, 2-3 parts of auxiliary agent.
Preferably, the UV resistant agent includes following component composition: 3 parts of ethylene glycol ether acetate, butyl acetate 8
Part, 4.5 parts of titanium dioxide, 3.5 parts of silica, 3 parts of benzophenone, 7 parts of cationic polyacrylamide, sodium gluconate 1.5
Part, 2 parts of octyl methoxycinnamate, reflection 2 parts of pigment, 2.5 parts of film forming agent, 2.5 parts of auxiliary agent.
Preferably, the reflection pigment is at least one of barium sulfate and titanium dioxide.
Preferably, the film forming agent is the mixture of ethyl cellulose and nano ceramics mass ratio 3: 1.
Preferably, the auxiliary agent are as follows: dispersing agent, defoaming agent, antioxidant mass ratio 1: 1: 3 mixture.
The preparation method of the mask the following steps are included:
(1) preparation of UV resistant agent: ethylene glycol ether acetate is added into after mixing with butyl acetate titanium dioxide,
Silica and benzophenone mixing heating stirring, add cationic polyacrylamide, sodium gluconate, methoxy cinnamic acid
Monooctyl ester, reflection pigment, film forming agent and auxiliary agent are stirred in blender high speed, and it is equal that rear addition deionized water is placed in progress in homogenizer
It is spare to obtain UV resistant agent for matter;
(2) mask outer layer is handled: common mask is distributed in above-mentioned UV resistant agent heat-insulation soaking for a period of time with nonwoven
After take out, be dried in drying box, it is spare non-woven fabrics must to be handled;
(3) prepared by mask: one layer of common non-woven fabric is set as mask internal layer, above-mentioned processing non-woven fabrics is mask outer layer, in
Between add one layer of filter paper, after progress thermocompression forming after bridge of the nose line and elastic ear-hang, obtain uvioresistant non-woven fabrics mask.
Preferably, the temperature of mixing heating stirring is 70-80 DEG C in the step (1), the revolving speed stirred in blender
For 400-600r/min, the time of stirring is 20-30min, and addition deionized water is 2 times of volume of mixture.
Preferably, the temperature of heat-insulation soaking is 60-70 DEG C, soaking time 40-60min in the step (2), drying box
Dry temperature is 40-50 DEG C.
The present invention provides a kind of uvioresistant non-woven fabrics mask and preparation method thereof, and advantage is compared with prior art:
(1) present invention uses ethylene glycol ether acetate, butyl acetate, titanium dioxide, silica, benzophenone, sun
The material mixings such as cationic polyacrylamide, sodium gluconate and octyl methoxycinnamate are prepared into UV resistant agent, have
The isolation ultraviolet light effect of effect, it is effectively sun-proof when product mask is made and wears.
(2) common non-woven fabric is impregnated UV resistant agent by the present invention, is prepared uvioresistant non-woven fabrics, is used heat-insulation soaking
Mode, and drying effectively promotes the stability of product, make product in there is isolation air bulky grain contamination it is same
When, reach sun-proof result.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of uvioresistant non-woven fabrics mask, the non-woven fabrics gauze mask outer layer non-woven fabrics are handled using UV resistant agent, institute
Stating UV resistant agent includes following component composition: 2 parts of ethylene glycol ether acetate, 6 parts of butyl acetate, 4 parts of titanium dioxide, dioxy
It is 2 parts of SiClx, 2 parts of benzophenone, 5 parts of cationic polyacrylamide, 1 part of sodium gluconate, 1 part of octyl methoxycinnamate, anti-
Penetrate 1 part of pigment, 2 parts of film forming agent, 2 parts of auxiliary agent.
Wherein, the reflection pigment is at least one of barium sulfate and titanium dioxide;The film forming agent is ethyl cellulose
With the mixture of nano ceramics mass ratio 3: 1;The auxiliary agent are as follows: dispersing agent, defoaming agent, antioxidant mass ratio 1: 1: 3 it is mixed
Close object.
The preparation method of the mask the following steps are included:
(1) preparation of UV resistant agent: ethylene glycol ether acetate is added into after mixing with butyl acetate titanium dioxide,
Silica and benzophenone mixing heating stirring, add cationic polyacrylamide, sodium gluconate, methoxy cinnamic acid
Monooctyl ester, reflection pigment, film forming agent and auxiliary agent are stirred in blender high speed, and it is equal that rear addition deionized water is placed in progress in homogenizer
It is spare to obtain UV resistant agent for matter;
(2) mask outer layer is handled: common mask is distributed in above-mentioned UV resistant agent heat-insulation soaking for a period of time with nonwoven
After take out, be dried in drying box, it is spare non-woven fabrics must to be handled;
(3) prepared by mask: one layer of common non-woven fabric is set as mask internal layer, above-mentioned processing non-woven fabrics is mask outer layer, in
Between add one layer of filter paper, after progress thermocompression forming after bridge of the nose line and elastic ear-hang, obtain uvioresistant non-woven fabrics mask.
The temperature of mixing heating stirring is 70-80 DEG C in the step (1), and the revolving speed stirred in blender is 400-
600r/min, the time of stirring is 20-30min, and addition deionized water is 2 times of volume of mixture;It is protected in the step (2)
The temperature that temperature is impregnated is 60-70 DEG C, soaking time 40-60min, and the dry temperature of drying box is 40-50 DEG C.
Embodiment 2:
A kind of uvioresistant non-woven fabrics mask, the non-woven fabrics gauze mask outer layer non-woven fabrics are handled using UV resistant agent, institute
Stating UV resistant agent includes following component composition: 4 parts of ethylene glycol ether acetate, 10 parts of butyl acetate, 5 parts of titanium dioxide, two
5 parts of silica, 4 parts of benzophenone, 8 parts of cationic polyacrylamide, 2 parts of sodium gluconate, 3 parts of octyl methoxycinnamate,
Reflect 3 parts of pigment, 3 parts of film forming agent, 3 parts of auxiliary agent.
Wherein, the reflection pigment is at least one of barium sulfate and titanium dioxide;The film forming agent is ethyl cellulose
With the mixture of nano ceramics mass ratio 3: 1;The auxiliary agent are as follows: dispersing agent, defoaming agent, antioxidant mass ratio 1: 1: 3 it is mixed
Close object.
The preparation method of the mask the following steps are included:
(1) preparation of UV resistant agent: ethylene glycol ether acetate is added into after mixing with butyl acetate titanium dioxide,
Silica and benzophenone mixing heating stirring, add cationic polyacrylamide, sodium gluconate, methoxy cinnamic acid
Monooctyl ester, reflection pigment, film forming agent and auxiliary agent are stirred in blender high speed, and it is equal that rear addition deionized water is placed in progress in homogenizer
It is spare to obtain UV resistant agent for matter;
(2) mask outer layer is handled: common mask is distributed in above-mentioned UV resistant agent heat-insulation soaking for a period of time with nonwoven
After take out, be dried in drying box, it is spare non-woven fabrics must to be handled;
(3) prepared by mask: one layer of common non-woven fabric is set as mask internal layer, above-mentioned processing non-woven fabrics is mask outer layer, in
Between add one layer of filter paper, after progress thermocompression forming after bridge of the nose line and elastic ear-hang, obtain uvioresistant non-woven fabrics mask.
The temperature of mixing heating stirring is 70-80 DEG C in the step (1), and the revolving speed stirred in blender is 400-
600r/min, the time of stirring is 20-30min, and addition deionized water is 2 times of volume of mixture;It is protected in the step (2)
The temperature that temperature is impregnated is 60-70 DEG C, soaking time 40-60min, and the dry temperature of drying box is 40-50 DEG C.
Embodiment 3:
A kind of uvioresistant non-woven fabrics mask, the non-woven fabrics gauze mask outer layer non-woven fabrics are handled using UV resistant agent, institute
Stating UV resistant agent includes following component composition: 3 parts of ethylene glycol ether acetate, 8 parts of butyl acetate, 4.5 parts of titanium dioxide, two
3.5 parts of silica, 3 parts of benzophenone, 7 parts of cationic polyacrylamide, 1.5 parts of sodium gluconate, octyl methoxycinnamate 2
Part, reflection 2 parts of pigment, 2.5 parts of film forming agent, 2.5 parts of auxiliary agent.
Wherein, the reflection pigment is at least one of barium sulfate and titanium dioxide;The film forming agent is ethyl cellulose
With the mixture of nano ceramics mass ratio 3: 1;The auxiliary agent are as follows: dispersing agent, defoaming agent, antioxidant mass ratio 1: 1: 3 it is mixed
Close object.
The preparation method of the mask the following steps are included:
(1) preparation of UV resistant agent: ethylene glycol ether acetate is added into after mixing with butyl acetate titanium dioxide,
Silica and benzophenone mixing heating stirring, add cationic polyacrylamide, sodium gluconate, methoxy cinnamic acid
Monooctyl ester, reflection pigment, film forming agent and auxiliary agent are stirred in blender high speed, and it is equal that rear addition deionized water is placed in progress in homogenizer
It is spare to obtain UV resistant agent for matter;
(2) mask outer layer is handled: common mask is distributed in above-mentioned UV resistant agent heat-insulation soaking for a period of time with nonwoven
After take out, be dried in drying box, it is spare non-woven fabrics must to be handled;
(3) prepared by mask: one layer of common non-woven fabric is set as mask internal layer, above-mentioned processing non-woven fabrics is mask outer layer, in
Between add one layer of filter paper, after progress thermocompression forming after bridge of the nose line and elastic ear-hang, obtain uvioresistant non-woven fabrics mask.
The temperature of mixing heating stirring is 70-80 DEG C in the step (1), and the revolving speed stirred in blender is 400-
600r/min, the time of stirring is 20-30min, and addition deionized water is 2 times of volume of mixture;It is protected in the step (2)
The temperature that temperature is impregnated is 60-70 DEG C, soaking time 40-60min, and the dry temperature of drying box is 40-50 DEG C.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features;And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of uvioresistant non-woven fabrics mask, which is characterized in that the non-woven fabrics gauze mask outer layer non-woven fabrics uses uvioresistant
Agent processing, the UV resistant agent include following component composition: 2-4 parts of ethylene glycol ether acetate, 6-10 parts of butyl acetate, two
4-5 parts of titanium oxide, 2-5 parts of silica, 2-4 parts of benzophenone, 5-8 parts of cationic polyacrylamide, sodium gluconate 1-2
Part, 1-3 parts of octyl methoxycinnamate, reflection pigment 1-3 parts, 2-3 parts of film forming agent, 2-3 parts of auxiliary agent.
2. a kind of uvioresistant non-woven fabrics mask according to claim 1, which is characterized in that the UV resistant agent includes
Following component composition: 3 parts of ethylene glycol ether acetate, 8 parts of butyl acetate, 4.5 parts of titanium dioxide, 3.5 parts of silica, hexichol
3 parts of ketone, 7 parts of cationic polyacrylamide, 1.5 parts of sodium gluconate, 2 parts of octyl methoxycinnamate, reflection 2 parts of pigment,
2.5 parts of film forming agent, 2.5 parts of auxiliary agent.
3. a kind of uvioresistant non-woven fabrics mask according to claim 1, it is characterised in that: the reflection pigment is sulfuric acid
At least one of barium and titanium dioxide.
4. a kind of uvioresistant non-woven fabrics mask according to claim 1, it is characterised in that: the film forming agent is that ethyl is fine
The mixture of dimension element and nano ceramics mass ratio 3: 1.
5. a kind of uvioresistant non-woven fabrics mask according to claim 1, it is characterised in that: the auxiliary agent are as follows: dispersing agent,
The mixture of defoaming agent, antioxidant mass ratio 1: 1: 3.
6. a kind of preparation method of uvioresistant non-woven fabrics mask, which is characterized in that the preparation method of the mask includes following
Step:
(1) titanium dioxide, dioxy the preparation of UV resistant agent: are added into after mixing with butyl acetate for ethylene glycol ether acetate
SiClx and benzophenone mixing heating stirring, it is misery to add cationic polyacrylamide, sodium gluconate, methoxycinnamate
Ester, reflection pigment, film forming agent and auxiliary agent are stirred in blender high speed, and it is equal that rear addition deionized water is placed in progress in homogenizer
It is spare to obtain UV resistant agent for matter;
(2) mask outer layer is handled: common mask being distributed in heat-insulation soaking in above-mentioned UV resistant agent with nonwoven and is taken afterwards for a period of time
Out, it is dried in drying box, it is spare non-woven fabrics must to be handled;
(3) prepared by mask: one layer of common non-woven fabric being set as mask internal layer, above-mentioned processing non-woven fabrics is mask outer layer, and centre adds
Add one layer of filter paper, in addition obtaining uvioresistant non-woven fabrics mask after carrying out thermocompression forming after bridge of the nose line and elastic ear-hang.
7. a kind of preparation method of uvioresistant non-woven fabrics mask according to claim 6, it is characterised in that: the step
(1) in mixing heating stirring temperature be 70-80 DEG C, the revolving speed stirred in blender be 400-600r/min, stirring when
Between be 20-30min, and it is 2 times of volume of mixture that deionized water, which is added,.
8. a kind of preparation method of uvioresistant non-woven fabrics mask according to claim 6, it is characterised in that: the step
(2) temperature of heat-insulation soaking is 60-70 DEG C, soaking time 40-60min in, and the dry temperature of drying box is 40-50 DEG C.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109056156A (en) * | 2018-10-17 | 2018-12-21 | 南通薇星纺织科技有限公司 | UV protection polyester cotton shell fabric and preparation method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102551235A (en) * | 2010-12-23 | 2012-07-11 | 董世贤 | Anti-cold mask impregnated with wild flower (Ocimum basilicum) essential oil |
CN107524010A (en) * | 2017-09-20 | 2017-12-29 | 安徽劲派纺织服饰有限公司 | Nylon fabric antiultraviolet inorganic agent is used in a kind of outdoor goods processing |
CN107675489A (en) * | 2017-09-20 | 2018-02-09 | 安徽劲派纺织服饰有限公司 | A kind of processing method of outdoor nylon fabric ultraviolet-proof |
CN107747173A (en) * | 2017-10-23 | 2018-03-02 | 河南工程学院 | The UV resistance method for sorting of Farm Nonwoven Fabric |
CN108294379A (en) * | 2017-01-11 | 2018-07-20 | 江国庆 | Ultraviolet-proof mask |
CN108677532A (en) * | 2018-04-30 | 2018-10-19 | 安徽恒益纺织科技有限公司 | A kind of antiultraviolet auxiliary agent for textile fabric |
-
2018
- 2018-12-28 CN CN201811626677.0A patent/CN109797544A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102551235A (en) * | 2010-12-23 | 2012-07-11 | 董世贤 | Anti-cold mask impregnated with wild flower (Ocimum basilicum) essential oil |
CN108294379A (en) * | 2017-01-11 | 2018-07-20 | 江国庆 | Ultraviolet-proof mask |
CN107524010A (en) * | 2017-09-20 | 2017-12-29 | 安徽劲派纺织服饰有限公司 | Nylon fabric antiultraviolet inorganic agent is used in a kind of outdoor goods processing |
CN107675489A (en) * | 2017-09-20 | 2018-02-09 | 安徽劲派纺织服饰有限公司 | A kind of processing method of outdoor nylon fabric ultraviolet-proof |
CN107747173A (en) * | 2017-10-23 | 2018-03-02 | 河南工程学院 | The UV resistance method for sorting of Farm Nonwoven Fabric |
CN108677532A (en) * | 2018-04-30 | 2018-10-19 | 安徽恒益纺织科技有限公司 | A kind of antiultraviolet auxiliary agent for textile fabric |
Non-Patent Citations (4)
Title |
---|
周延怀: "《生活.社会.物理》", 31 January 2006, 南京师范大学出版社 * |
李栋高: "《纺织品设计学》", 31 May 2006, 中国纺织出版社 * |
李肇强: "《现代涂料的生产及应用》", 31 March 2017, 上海科学技术文献出版社 * |
王煦漫 等: "《高分子纳米复合材料》", 31 August 2017, 西北工业大学出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109056156A (en) * | 2018-10-17 | 2018-12-21 | 南通薇星纺织科技有限公司 | UV protection polyester cotton shell fabric and preparation method thereof |
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Application publication date: 20190524 |