CN104032581A - Printing scorching-polishing treatment agent for synthetic leather and preparation method of treatment agent - Google Patents
Printing scorching-polishing treatment agent for synthetic leather and preparation method of treatment agent Download PDFInfo
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- CN104032581A CN104032581A CN201410307259.0A CN201410307259A CN104032581A CN 104032581 A CN104032581 A CN 104032581A CN 201410307259 A CN201410307259 A CN 201410307259A CN 104032581 A CN104032581 A CN 104032581A
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Abstract
The invention relates to a printing scorching-polishing treatment agent for synthetic leather and a preparation method of the treatment agent. The treatment agent is prepared from the following components: modified polyurethane, dimethylformamide, butyl ester, silicon dioxide extinction powder, coloring powder, epoxidized soybean oil, a waterproof agent and a dispersing agent. The printing scorching-polishing treatment agent for synthetic leather is a novel material for later printing of the synthetic leather; the printing scorching-polishing treatment agent enables the synthetic leather to have excellent powder feeling, strong scorching effect after wiping or polishing and good glossiness; the printing scorching-polishing treatment agent is high temperature resistant and can be used for pretreatment; the synthetic leather treated by the printing scorching-polishing treatment agent has smooth surface, strong waxy effect and excellent waterproof effect.
Description
Technical field
The present invention relates to use for synthetic leather printing burn polishing primer field, particularly, relate to a kind of use for synthetic leather printing burn polishing primer for the synthesis of leather last part technology, the present invention relates to the preparation method of this use for synthetic leather printing burn polishing primer simultaneously.
Background technology
That synthetic leather has is easy to process, quality unified, the advantage such as numerous in variety, and the scope of application is extensive.Process for treating surface can process synthetic leather different surperficial styles, meets the requirement of people to the multiple style in synthetic leather surface.But along with the progress of production technology, the requirement of color and luster, texture and the feel of consumer to leather surface is also more and more higher, not only will ensure the color on synthetic leather surface, also need to improve Jiao's sense of synthetic leather etc.And the treatment effect of existing use for synthetic leather printing burn polishing primer can not meet the gloss of consumer to synthetic leather, the requirement of burnt sense, reagent treatment manufacturing cost is higher simultaneously, and comprehensive treatment effect is not good.Therefore be badly in need of one and can improve synthetic leather color and luster, can improve again Jiao's sense of synthetic leather, the finishing agent of the resultant effects such as gloss.
Summary of the invention
In order to address the above problem and defect, the object of this invention is to provide a kind of use for synthetic leather printing burn polishing primer.
Use for synthetic leather printing burn polishing primer of the present invention is achieved through the following technical solutions:
Use for synthetic leather printing burn polishing primer disclosed in this invention comprises following component: modified polyurethane, dimethyl formamide, butyl ester, silica flatting silica, variable color powder, epoxidized soybean oil, water-sprinkling agent, dispersant.
In described use for synthetic leather printing burn polishing primer, the proportioning of each component is as follows: modified polyurethane 20～24 weight portions, dimethyl formamide 25～28 weight portions, butyl ester 29～33 weight portions, silica flatting silica 7～10 weight portions, variable color powder 6～10 weight portions, epoxidized soybean oil 1～4 weight portion, water-sprinkling agent 1～3 weight portion, dispersant 0.2～1 weight portion.
Further, in described use for synthetic leather printing burn polishing primer, the proportioning of each component is as follows: modified polyurethane 21～23 weight portions, dimethyl formamide 26～27 weight portions, butyl ester 30～32 weight portions, silica flatting silica 8～9 weight portions, variable color powder 7～9 weight portions, epoxidized soybean oil 2～3 weight portions, water-sprinkling agent 1～2 weight portion, dispersant 0.4～1 weight portion.
Further, the proportioning of each component of described use for synthetic leather printing burn polishing primer is as follows: modified polyurethane 22 weight portions, dimethyl formamide 26.5 weight portions, butyl ester 31 weight portions, silica flatting silica 8.5 weight portions, variable color powder 8 weight portions, epoxidized soybean oil 2 weight portions, water-sprinkling agent 1.5 weight portions, dispersant 0.5 weight portion.
Another object of the present invention is to provide a kind of preparation method of above-mentioned use for synthetic leather printing burn polishing primer, and the method includes the steps of:
1) take in proportion each component materials, the polyurethane resin of 1/2nd weight, dimethyl formamide, butyl ester, silica flatting silica, variable color powder are stirred;
2) by step 1) mixture of gained adds epoxidized soybean oil, water-sprinkling agent, dispersant to stir;
3) to step 2) add the modified polyurethane resin of remaining 1/2nd weight in the mixture of gained, stir, obtain described use for synthetic leather printing burn polishing primer.
In the preparation method of use for synthetic leather printing burn polishing primer provided by the present invention, the proportioning of each component is as follows: modified polyurethane 20～24 weight portions, dimethyl formamide 25～28 weight portions, butyl ester 29～33 weight portions, silica flatting silica 7～10 weight portions, variable color powder 6～10 weight portions, epoxidized soybean oil 1～4 weight portion, water-sprinkling agent 1～3 weight portion, dispersant 0.2～1 weight portion.
In one embodiment of the invention, the preparation method's of use for synthetic leather printing burn polishing primer institute all carries out in steps at normal temperatures and pressures.
Owing to adopting above technical scheme, the present invention compared with prior art tool has the following advantages:
Use for synthetic leather printing burn polishing primer of the present invention is ep-type material, meets the environmental protection standard of European Union;
Each component of use for synthetic leather printing burn polishing primer of the present invention is coordinated mutually, acting in conjunction, and the leather surface powder sense made from this kind of finishing agent is superior, and after wiping or polishing, burnt sense is strong, and leather surface has good glossy effect;
This printing burn polishing primer is high temperature resistant, also can be used as pre-treatment and use, and the leather surface that it was processed is smooth, and wax sense is strong, waterproof effect is good;
This printing burn polishing primer is a kind of new material of back segment printing, can be used in existing synthetic leather production line, and technique is simple, without changing production equipment, can not increase production cost.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
embodiment 1
Use for synthetic leather printing burn polishing primer is made up of the component of following proportioning: modified polyurethane 20 weight portions, dimethyl formamide 25 weight portions, butyl ester 29 weight portions, silica flatting silica 7 weight portions, variable color powder 6 weight portions, epoxidized soybean oil 1 weight portion, water-sprinkling agent 1 weight portion, dispersant 0.2 weight portion.
The preparation method of above-mentioned use for synthetic leather printing burn polishing primer is: at normal temperatures and pressures, by the modified polyurethane of 10 weight portions, the dimethyl formamide of 25 weight portions, the butyl ester of 29 weight portions, the silica flatting silica of 7 weight portions, the variable color powder of 6 weight portions mixes, and stirs and mixes to mixture at least 30 minutes; In the said mixture obtaining, add the epoxidized soybean oil of 1 weight portion, the water-sprinkling agent of 1 weight portion, the dispersant of 0.2 weight portion stirs; Finally, in the said mixture obtaining, add the modified polyurethane resin of remaining 10 weight portions, stir and mix to mixture at least 30 minutes, obtain use for synthetic leather printing burn polishing primer of the present invention.The performance indications of the use for synthetic leather printing burn polishing primer obtaining are in table 1.
The methods such as the stirring adopting in above-mentioned preparation process are customary way in this area.
embodiment 2
Use for synthetic leather printing burn polishing primer is made up of the component of following proportioning: modified polyurethane 24 weight portions, dimethyl formamide 28 weight portions, butyl ester 33 weight portions, silica flatting silica 10 weight portions, variable color powder 10 weight portions, epoxidized soybean oil 4 weight portions, water-sprinkling agent 3 weight portions, dispersant 1 weight portion.
The preparation method of above-mentioned use for synthetic leather printing burn polishing primer is: at normal temperatures and pressures, by the modified polyurethane of 12 weight portions, the dimethyl formamide of 28 weight portions, the butyl ester of 33 weight portions, the silica flatting silica of 10 weight portions, the variable color powder of 10 weight portions mixes, and stirs and mixes to mixture at least 30 minutes; In the said mixture obtaining, add the epoxidized soybean oil of 4 weight portions, the water-sprinkling agent of 3 weight portions, the dispersant of 1 weight portion stirs; Finally, in the said mixture obtaining, add the polyurethane resin of remaining 12 weight portions, stir and mix to mixture at least 30 minutes, obtain use for synthetic leather printing burn polishing primer of the present invention.The performance indications of the use for synthetic leather printing burn polishing primer obtaining are in table 1.
The methods such as the stirring adopting in above-mentioned preparation process are customary way in this area.
embodiment 3
Use for synthetic leather printing burn polishing primer is made up of the component of following proportioning: modified polyurethane 22 weight portions, dimethyl formamide 26.5 weight portions, butyl ester 31 weight portions, silica flatting silica 8.5 weight portions, variable color powder 8 weight portions, epoxidized soybean oil 2 weight portions, water-sprinkling agent 1.5 weight portions, dispersant 0.5 weight portion.
The preparation method of above-mentioned use for synthetic leather printing burn polishing primer is: at normal temperatures and pressures, by the modified polyurethane of 11 weight portions, the dimethyl formamide of 26.5 weight portions, the butyl ester of 31 weight portions, the silica flatting silica of 8.5 weight portions, the variable color powder of 8 weight portions mixes, and stirs and mixes to mixture at least 30 minutes; In the said mixture obtaining, add the epoxidized soybean oil of 2 weight portions, the water-sprinkling agent of 1.5 weight portions, the dispersant of 0.5 weight portion stirs; Finally, in the said mixture obtaining, add the polyurethane resin of remaining 11 weight portions, stir and mix to mixture at least 30 minutes, obtain use for synthetic leather printing burn polishing primer of the present invention.The performance indications of the use for synthetic leather printing burn polishing primer obtaining are in table 1.
The methods such as the stirring adopting in above-mentioned preparation process are customary way in this area.
Table 1
| ? | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| PH value | 5.5 | 6.7 | 6.1 |
| Outward appearance | Micro-yellow thick liquid | Micro-yellow thick liquid | Micro-yellow thick liquid |
| Stability | Without precipitation, nondiscolouring | Without precipitation, nondiscolouring | Without precipitation, nondiscolouring |
| Viscosity (cps/25 DEG C) | 1700 | 2430 | 2100 |
| Solid content (%) | 27 | 29 | 28 |
The foregoing is only preferred embodiment of the present invention, be not used for limiting practical range of the present invention; If do not depart from the spirit and scope of the present invention, the present invention is modified or is equal to replacement, all should be encompassed in the middle of the protection domain of the claims in the present invention.
Claims (7)
1. a use for synthetic leather printing burn polishing primer, it,, for the synthesis of the back segment typography of leather, is characterized in that: comprise following component, modified polyurethane, dimethyl formamide, butyl ester, silica flatting silica, variable color powder, epoxidized soybean oil, water-sprinkling agent, dispersant.
2. use for synthetic leather printing burn polishing primer according to claim 1, it is characterized in that, the proportioning of described each component is as follows: modified polyurethane 20～24 weight portions, dimethyl formamide 25～28 weight portions, butyl ester 29～33 weight portions, silica flatting silica 7～10 weight portions, variable color powder 6～10 weight portions, epoxidized soybean oil 1～4 weight portion, water-sprinkling agent 1～3 weight portion, dispersant 0.2～1 weight portion.
3. use for synthetic leather printing burn polishing primer according to claim 2, it is characterized in that, the proportioning of described each component is as follows: modified polyurethane 21～23 weight portions, dimethyl formamide 26～27 weight portions, butyl ester 30～32 weight portions, silica flatting silica 8～9 weight portions, variable color powder 7～9 weight portions, epoxidized soybean oil 2～3 weight portions, water-sprinkling agent 1～2 weight portion, dispersant 0.4～1 weight portion.
4. use for synthetic leather printing burn polishing primer according to claim 2, it is characterized in that, the proportioning of described each component is as follows: modified polyurethane 22 weight portions, dimethyl formamide 26.5 weight portions, butyl ester 31 weight portions, silica flatting silica 8.5 weight portions, variable color powder 8 weight portions, epoxidized soybean oil 2 weight portions, water-sprinkling agent 1.5 weight portions, dispersant 0.5 weight portion.
5. a preparation method for the use for synthetic leather printing burn polishing primer described in the claims, is characterized in that, comprises following steps:
1) take in proportion each component materials, the polyurethane resin of 1/2nd weight, dimethyl formamide, butyl ester, silica flatting silica, variable color powder are stirred;
2) by step 1) mixture of gained adds epoxidized soybean oil, water-sprinkling agent, dispersant to stir;
3) to step 2) add the modified polyurethane resin of remaining 1/2nd weight in the mixture of gained, stir, obtain described use for synthetic leather printing burn polishing primer.
6. the preparation method of use for synthetic leather printing burn polishing primer according to claim 5, it is characterized in that, the proportioning of each component is as follows: modified polyurethane 20～24 weight portions, dimethyl formamide 25～28 weight portions, butyl ester 29～33 weight portions, silica flatting silica 7～10 weight portions, variable color powder 6～10 weight portions, epoxidized soybean oil 1～4 weight portion, water-sprinkling agent 1～3 weight portion, dispersant 0.2～1 weight portion.
7. the preparation method of use for synthetic leather printing burn polishing primer according to claim 5, is characterized in that, institute all carries out in steps at normal temperatures and pressures.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107299532A (en) * | 2017-08-18 | 2017-10-27 | 江苏宝泽高分子材料股份有限公司 | A kind of use for synthetic leather waterproof powder wiping treatment agent and preparation method |
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- 2014-06-30 CN CN201410307259.0A patent/CN104032581B/en active Active
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| CN101880968A (en) * | 2010-07-15 | 2010-11-10 | 江苏宝泽高分子材料股份有限公司 | Spraying polishing coke powder wiping treatment agent for synthetic leather and preparation method thereof |
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