CN105199367A - Water-based PU slurry and preparation method as well as application thereof - Google Patents
Water-based PU slurry and preparation method as well as application thereof Download PDFInfo
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- CN105199367A CN105199367A CN201510685553.XA CN201510685553A CN105199367A CN 105199367 A CN105199367 A CN 105199367A CN 201510685553 A CN201510685553 A CN 201510685553A CN 105199367 A CN105199367 A CN 105199367A
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Abstract
The invention provides water-based PU slurry and a preparation method as well as application thereof. The water-based PU slurry is prepared from the following materials by mass percent: 70 to 79 percent of water-based PU resin, 5 to 10 percent of delustering agent aqueous solution, 0.2 to 2 percent of wear-resistant agent, and 10 to 20 percent of water-soluble thickener. A process for producing water-based PU gloves by using the water-based PU slurry is free of a toxic solvent DMF, safe and environment friendly. The impregnation gloves prepared by dipping a nylon liner with water-based PU can reach European Union EN388 standards of wear-resisting property level 3, cutting resistance level 1, tear resistance level 3 and puncture resistance level 1.
Description
Technical field
The present invention relates to technical field of safety protection, be specifically related to a kind of water-based PU slurry and its production and use.
Background technology
PU coated glove is coated with Rubber gloves also known as PU or PU subsides refer to, paste palm gloves, is that the urethane through special processing is covered palm portion completely, can provides good non-skid property, and can prevent hand perspiration and the particle contamination of human body palm.In traditional PU coated glove production method, dimethyl formamide (DMF) solvent need be used, and DMF has higher toxicity, remain as there being DMF in gloves, can absorb through skin and respiratory tract after wearing, liver function is caused damage, brings adverse influence to the healthy of laborer.Therefore, other much manufacture field, and DMF content have received strict control, as automobile industry, leather industry, shoe industry etc.In addition, use the manufacturing process of DMF effect solvent complicated, water requirement and energy input are all very large, cause the wasting of resources, are unfavorable for environment protection.
Summary of the invention
For defect of the prior art, the object of this invention is to provide a kind of water-based PU slurry and its production and use.Use the technique of this water-based PU slurry production water-based PU gloves, do not use noxious solvent DMF, safety and environmental protection.And the water-based PU gloves of preparation can reach European Union and can reach European Union EN388 standard wear resisting property 3 grades, anti-cutting performance 1 grade, tear resistance 3 grades, anti-puncture performance 1 grade.
The object of the invention is to be achieved through the following technical solutions:
Invention provides a kind of water-based PU slurry, comprising: by percentage to the quality, 70 ~ 79% water-based PU resins, 5 ~ 10% matting agent aqueous solution, 0.2 ~ 2% anti-wear agent, and 10 ~ 20% water-soluble thickeners.
Preferably, described anti-wear agent is one or both in polycarbonate, trimeric cyanamide.
Preferably, the described matting agent aqueous solution is by, mixing matting agent skin grinder sand milling with deionized water after 100 ~ 150 minutes, and stir and get final product, the mass ratio of described matting agent and water is 35 ~ 45:55 ~ 65; Described matting agent is one or both in White Carbon black, titanium dioxide.The feel in the function influence gloves glue face of matting agent and outward appearance, the bad meeting of matting agent makes glue face dull.Matting agent is used many, the matting agent aqueous solution can be made thickening, affect glue face quality.
Preferably, described water-soluble thickener is that thickening material mixes with deionized water, stirs and get final product, and the mass ratio of described thickening material and deionized water is 1 ~ 3:97 ~ 99; Described thickening material is Xylo-Mucine.
Present invention also offers a kind of preparation method of water-based PU slurry, described preparation method comprises: add water-based PU resin successively, the matting agent aqueous solution, anti-wear agent, water-soluble thickener, stirs and obtains water-based PU slurry; The described water-based PU slurry viscosity obtained is 800 ~ 1500mPa.s.
Present invention also offers a kind of water-based PU slurry for the preparation of water-based PU gloves.
Present invention also offers a kind of production method of water-based PU gloves, comprise the following steps:
A, a gloves inner bag to be immersed in peptizer;
B, the gloves inner bag having soaked peptizer is immersed in water-based PU slurry as described in any one of Claims 1 to 4;
C, the gloves inner bag that will soak water-based PU slurry immerse in solidifying agent.
Preferably, described peptizer comprises mass percentage is the methyl alcohol of 94 ~ 97% and the nitrocalcite of 3 ~ 6%; It is 2 ~ 5% Glacial acetic acid and 95 ~ 98% methyl alcohol that described solidifying agent comprises mass percentage.
Preferably, described peptizer also comprises the Glacial acetic acid that mass percentage is 0.5 ~ 1.5%; Described solidifying agent comprises the calcium carbonate that mass percentage is 0.5 ~ 1.5%.
Preferably, gloves inner bag to be enclosed within fingerprint before being also included in steps A and to carry out pre-treatment by described production method; Described pretreatment temperature is 35 ~ 55 DEG C.
Preferably, described production method also comprises: after step c,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
Preferably, the temperature of described thermal pretreatment is 40 ~ 60 DEG C, and the time is 30 ~ 45min; The temperature of described foam washing is 25 ~ 45 DEG C; The temperature of described oven dry is 100 ~ 120 DEG C, and the time is 60 ~ 72min.
Compared with prior art, the present invention has following beneficial effect:
In the technique of the water-based PU slurry production water-based PU gloves 1, using the present invention to prepare, noxious solvent DMF can not be used, safety and environmental protection.
2, the water-based PU gloves that prepared by the present invention can reach European Union can reach European Union EN388 standard wear resisting property 3 grades, anti-cutting performance 1 grade, tear resistance 3 grades, anti-puncture performance 1 grade.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
embodiment 1
Present embodiments provide a kind of preparation method of water-based PU gloves, be specially:
One gloves inner bag is immersed in a peptizer, then carries out the process of pouring peptizer; Described pouring peptizer is treated to takes out rear stop 60-70s by gloves inner bag from peptizer.
Immersed by these gloves in water-based PU slurry, again through drenching slurry and homogenized, described water-based PU slurry is the water-based PU slurry of each constituent mass per-cent preparation according to embodiment in table 11; Described pouring slurry and homogenate shake off unnecessary slurry after being treated to and being taken out from water-based PU slurry by gloves inner bag, be then inverted by gloves inner bag and the slurry at gloves two ends is uniformly distributed; And
These gloves are immersed in a solidifying agent, then carry out the process of pouring solidifying agent; Described pouring solidifying agent is treated to takes out rear stop 10-20s by gloves inner bag from solidifying agent.
The viscosity of described water-based PU slurry is 800mPa.s.
Described pouring slurry and homogenized time are 30s.
Described peptizer is that the methyl alcohol of 94% and the nitrocalcite of 6% form by mass percentage; Described solidifying agent is that 2% Glacial acetic acid and 98% methyl alcohol form by mass percentage.
Gloves are carried out prevulcanized process before being also included in and carrying out the process of pouring peptizer by described production method; Described pre-curing temperature is 35 DEG C.
Described production method also comprises: after the process of pouring solidifying agent,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
The temperature of described thermal pretreatment is 40 DEG C, and the time is 45min; The temperature of described foam washing is 25 DEG C; The temperature of described oven dry is 100 DEG C, and the time is 72min.
embodiment 2
Present embodiments provide a kind of preparation method of water-based PU gloves, be specially:
One knitted gloves is immersed in a peptizer, carry out the process of pouring peptizer;
Immersed by these gloves in water-based PU slurry, again through drenching slurry and homogenized, described water-based PU slurry is the water-based PU slurry of each constituent mass per-cent preparation according to embodiment in table 12; Described pouring slurry and homogenate shake off unnecessary slurry after being treated to and being taken out from water-based PU slurry by gloves inner bag, be then inverted by gloves inner bag and the slurry at gloves two ends is uniformly distributed; And
These gloves are immersed in a solidifying agent, carry out the process of pouring solidifying agent; Described pouring solidifying agent is treated to takes out rear stop 10-20s by gloves inner bag from solidifying agent.
The viscosity of described water-based PU slurry is 1200mPa.s.
Described pouring slurry and homogenized time are 30s.
Described peptizer is that the methyl alcohol of 94% and the nitrocalcite of 6% form by mass percentage; Described solidifying agent is that 2% Glacial acetic acid and 98% methyl alcohol form by mass percentage.
Gloves are carried out prevulcanized process before being also included in and carrying out the process of pouring peptizer by described production method; Described pre-curing temperature is 40 DEG C.
Described production method also comprises: after the process of pouring solidifying agent,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
The temperature of described thermal pretreatment is 45 DEG C, and the time is 50min; The temperature of described foam washing is 25 DEG C; The temperature of described oven dry is 100 DEG C, and the time is 68min.
embodiment 3
Present embodiments provide a kind of preparation method of water-based PU gloves, be specially:
One knitted gloves is immersed in a peptizer, carry out the process of pouring peptizer;
Immersed by these gloves in water-based PU slurry, again through drenching slurry and homogenized, described water-based PU slurry is the water-based PU slurry of each constituent mass per-cent preparation according to embodiment in table 13; Described pouring slurry and homogenate shake off unnecessary slurry after being treated to and being taken out from water-based PU slurry by gloves inner bag, be then inverted by gloves inner bag and the slurry at gloves two ends is uniformly distributed; And
These gloves are immersed in a solidifying agent, carry out the process of pouring solidifying agent; Described pouring solidifying agent is treated to takes out rear stop 10-20s by gloves inner bag from solidifying agent.
The viscosity of described water-based PU slurry is 1500mPa.s.
Described pouring slurry and homogenized time are 50s.
Described peptizer is that the methyl alcohol of 96% and the nitrocalcite of 4% form by mass percentage; Described solidifying agent is that 4% Glacial acetic acid and 96% methyl alcohol form by mass percentage.
Gloves are carried out prevulcanized process before being also included in and carrying out the process of pouring peptizer by described production method; Described pre-curing temperature is 35 DEG C.
Described production method also comprises: after the process of pouring solidifying agent,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
The temperature of described thermal pretreatment is 55 DEG C, and the time is 40min; The temperature of described foam washing is 30 DEG C; The temperature of described oven dry is 115 DEG C, and the time is 70min.
embodiment 4
Present embodiments provide a kind of preparation method of water-based PU gloves, be specially:
One knitted gloves is immersed in a peptizer, carry out the process of pouring peptizer;
Immersed by these gloves in water-based PU slurry, again through drenching slurry and homogenized, described water-based PU slurry is the water-based PU slurry of each constituent mass per-cent preparation according to embodiment in table 14; Described pouring slurry and homogenate shake off unnecessary slurry after being treated to and being taken out from water-based PU slurry by gloves inner bag, be then inverted by gloves inner bag and the slurry at gloves two ends is uniformly distributed; And
These gloves are immersed in a solidifying agent, carry out the process of pouring solidifying agent; Described pouring solidifying agent is treated to takes out rear stop 10-20s by gloves inner bag from solidifying agent.
The viscosity of described water-based PU slurry is 1000mPa.s.
Described pouring slurry and homogenized time are 45s.
Described peptizer by mass percentage be the methyl alcohol of 97%, the nitrocalcite of 2% and 1% Glacial acetic acid form; Described solidifying agent by mass percentage be the Glacial acetic acid of 5%, the methyl alcohol of 94% and 1% calcium carbonate form.
Gloves are carried out prevulcanized process before being also included in and carrying out the process of pouring peptizer by described production method; Described pre-curing temperature is 50 DEG C.
Described production method also comprises: after the process of pouring solidifying agent,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
The temperature of described thermal pretreatment is 60 DEG C, and the time is 30min; The temperature of described foam washing is 35 DEG C; The temperature of described oven dry is 120 DEG C, and the time is 60min.
comparative example 1
This comparative example provides a kind of water-based PU gloves preparation method, and concrete preparation method is identical with embodiment 1.Difference is: each component according to comparative example in table 11 of the water-based PU slurry of this comparative example and mass percent preparation.
comparative example 2
This comparative example provides a kind of water-based PU gloves preparation method, and concrete preparation method is identical with embodiment 1.Difference is: each component according to comparative example in table 12 of the water-based PU slurry of this comparative example and mass percent preparation.
comparative example 3
This comparative example provides a kind of water-based PU gloves preparation method, and concrete preparation method is identical with embodiment 2.Difference is: each component according to comparative example in table 13 of the water-based PU slurry of this comparative example and mass percent preparation.
comparative example 4
This comparative example provides a kind of water-based PU gloves preparation method, and concrete preparation method is identical with embodiment 2.Difference is: each component according to comparative example in table 13 of the water-based PU slurry of this comparative example and mass percent preparation.
The water-based PU pulp components of each embodiment of table 1 and comparative example and mass percent
comparative example 5
This comparative example provides a kind of water-based PU gloves, and its preparation method is with reference to the preparation method of embodiment 1 in CN104738838A.
PVC glove the performance test results prepared by embodiment 1 ~ 4 and comparative example 1 ~ 5 is as shown in table 1.
Table 1.PVC gloves the performance test results
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (12)
1. a water-based PU slurry, is characterized in that, comprising: by percentage to the quality, 70 ~ 79% water-based PU resins, 5 ~ 10% matting agent aqueous solution, 0.2 ~ 2% anti-wear agent, and 10 ~ 20% water-soluble thickeners.
2. water-based PU slurry according to claim 1, is characterized in that, described anti-wear agent is one or both in polycarbonate, trimeric cyanamide.
3. water-based PU slurry according to claim 1, it is characterized in that, the described matting agent aqueous solution is by, mixing matting agent skin grinder sand milling with deionized water after 100 ~ 150 minutes, stir and get final product, the mass ratio of described matting agent and water is 35 ~ 45:55 ~ 65; Described matting agent is one or both in White Carbon black, titanium dioxide.
4. water-based PU slurry according to claim 1, is characterized in that, described water-soluble thickener is that thickening material mixes with deionized water, stirs and get final product, and the mass ratio of described thickening material and deionized water is 1 ~ 3:97 ~ 99; Described thickening material is Xylo-Mucine.
5. a preparation method for the water-based PU slurry according to any one of Claims 1 to 4, is characterized in that, described preparation method comprises: add water-based PU resin successively, the matting agent aqueous solution, anti-wear agent, water-soluble thickener, stirs and obtains water-based PU slurry; The described water-based PU slurry viscosity obtained is 800 ~ 1500mPa.s.
6. the water-based PU slurry according to any one of Claims 1 to 4 is for the preparation of water-based PU gloves.
7. a production method for water-based PU gloves, is characterized in that, comprises the following steps:
A, gloves inner bag to be immersed in peptizer;
B, the gloves inner bag having soaked peptizer is immersed in water-based PU slurry as described in any one of Claims 1 to 4;
C, the gloves inner bag that will soak water-based PU slurry immerse in solidifying agent.
8. the production method of water-based PU gloves according to claim 7, is characterized in that, in steps A, it is the methyl alcohol of 94 ~ 97% and the nitrocalcite of 3 ~ 6% that described peptizer comprises mass percentage; In step C, it is 2 ~ 5% Glacial acetic acid and 95 ~ 98% methyl alcohol that described solidifying agent comprises mass percentage.
9. the production method of water-based PU gloves according to claim 8, is characterized in that, in steps A, described peptizer also comprises the Glacial acetic acid that mass percentage is 0.5 ~ 1.5%; In step C, described solidifying agent also comprises the calcium carbonate that mass percentage is 0.5 ~ 1.5%.
10. the production method of water-based PU gloves according to claim 7, is characterized in that, gloves inner bag to be enclosed within fingerprint before being also included in steps A by described production method carries out pre-treatment; Described pretreatment temperature is 35 ~ 55 DEG C.
11. water-based PU gloves production methods according to claim 7, it is characterized in that, described production method also comprises: after step c,
Gloves are carried out thermal pretreatment;
Gloves are carried out foam washing process;
Gloves are carried out drying and processing.
12. water-based PU gloves production methods according to claim 11, is characterized in that, the temperature of described thermal pretreatment is 40 ~ 60 DEG C, and the time is 30 ~ 45min; The temperature of described foam washing is 25 ~ 45 DEG C; The temperature of described oven dry is 100 ~ 120 DEG C, and the time is 60 ~ 72min.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832883A (en) * | 2017-01-17 | 2017-06-13 | 南通强生安全防护科技股份有限公司 | Aqueous PU composite mortars of Graphene and its production and use |
| CN107337966A (en) * | 2017-07-21 | 2017-11-10 | 世目特种防护用品科技（江苏）有限公司 | The preparation method and its footwear liner of a kind of impregnation footwear coordinate emulsion |
| CN108912654A (en) * | 2018-07-20 | 2018-11-30 | 张家港思淇科技有限公司 | A kind of PPU glue and the production technology that dipped gloves are prepared using the PPU glue |
| CN109454792A (en) * | 2018-09-23 | 2019-03-12 | 南通嘉得利安全用品有限公司 | A kind of aqueous polyurethane dipped gloves and its production method |
| CN111040417A (en) * | 2019-12-24 | 2020-04-21 | 上海华峰新材料研发科技有限公司 | Preparation method of water-based matte polyurethane dipped gloves |
| CN113278278A (en) * | 2021-05-28 | 2021-08-20 | 苏州羽燕新材料科技有限公司 | TPU glove film and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440253A (en) * | 2008-12-26 | 2009-05-27 | 郭琦 | Environment-friendly aqueous glove coating , and preparation thereof |
| CN101920541A (en) * | 2010-08-03 | 2010-12-22 | 邓琳 | Production method of rubber gloves dipped in cotton velvet |
| CN102429331A (en) * | 2011-10-16 | 2012-05-02 | 张晖 | Manufacturing technique for aqueous PU (Polyurethane) glove |
| CN104419307A (en) * | 2013-09-05 | 2015-03-18 | 无锡新亚安全用品有限公司 | Impregnation solution for manufacturing gloves and process for manufacturing gloves |
| CN104738838A (en) * | 2013-12-25 | 2015-07-01 | 沙嫣 | Water-based PU coating glove production method |
-
2015
- 2015-10-20 CN CN201510685553.XA patent/CN105199367A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440253A (en) * | 2008-12-26 | 2009-05-27 | 郭琦 | Environment-friendly aqueous glove coating , and preparation thereof |
| CN101920541A (en) * | 2010-08-03 | 2010-12-22 | 邓琳 | Production method of rubber gloves dipped in cotton velvet |
| CN102429331A (en) * | 2011-10-16 | 2012-05-02 | 张晖 | Manufacturing technique for aqueous PU (Polyurethane) glove |
| CN104419307A (en) * | 2013-09-05 | 2015-03-18 | 无锡新亚安全用品有限公司 | Impregnation solution for manufacturing gloves and process for manufacturing gloves |
| CN104738838A (en) * | 2013-12-25 | 2015-07-01 | 沙嫣 | Water-based PU coating glove production method |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832883A (en) * | 2017-01-17 | 2017-06-13 | 南通强生安全防护科技股份有限公司 | Aqueous PU composite mortars of Graphene and its production and use |
| CN107337966A (en) * | 2017-07-21 | 2017-11-10 | 世目特种防护用品科技（江苏）有限公司 | The preparation method and its footwear liner of a kind of impregnation footwear coordinate emulsion |
| CN108912654A (en) * | 2018-07-20 | 2018-11-30 | 张家港思淇科技有限公司 | A kind of PPU glue and the production technology that dipped gloves are prepared using the PPU glue |
| CN108912654B (en) * | 2018-07-20 | 2019-07-19 | 张家港思淇科技有限公司 | A kind of PPU glue and the production technology that dipped gloves are prepared using the PPU glue |
| CN109454792A (en) * | 2018-09-23 | 2019-03-12 | 南通嘉得利安全用品有限公司 | A kind of aqueous polyurethane dipped gloves and its production method |
| CN109454792B (en) * | 2018-09-23 | 2020-12-01 | 南通嘉得利安全用品有限公司 | Waterborne polyurethane impregnated glove and production method thereof |
| CN111040417A (en) * | 2019-12-24 | 2020-04-21 | 上海华峰新材料研发科技有限公司 | Preparation method of water-based matte polyurethane dipped gloves |
| CN113278278A (en) * | 2021-05-28 | 2021-08-20 | 苏州羽燕新材料科技有限公司 | TPU glove film and preparation method thereof |
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