CN102477256A - Modified casein used in leather finishing, and preparation method thereof - Google Patents
Modified casein used in leather finishing, and preparation method thereof Download PDFInfo
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- CN102477256A CN102477256A CN2010105651941A CN201010565194A CN102477256A CN 102477256 A CN102477256 A CN 102477256A CN 2010105651941 A CN2010105651941 A CN 2010105651941A CN 201010565194 A CN201010565194 A CN 201010565194A CN 102477256 A CN102477256 A CN 102477256A
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Abstract
The invention discloses modified casein used in leather finishing, and a preparation method thereof. The casein is prepared from raw materials of, by weight: 43.03-93.24% of boiling water, 9.30-20.16% of casein, 0.81-1.89% of 18% ammonia water, 0.06-0.14% of TX-10, 1.40-3.02% of 70% Turkey red oil, 2.79-6.05% of glycol, 0.06-0.14% of ammonium persulfate, 2.33-5.04% of caprolactam, 0.06-0.13% of phenol, 0.06-0.14% of sodium benzoate, and 0.03-0.07% of glycerin. The preparation method comprises steps that: boiling water is added into a reaction vessel; ammonia water, casein, TX-10, and Turkey red oil are added into the reaction vessel; caprolactam is added to boiling water, such that an auxiliary agent 1 is obtained; caprolactam is added to boiling water, such that an auxiliary agent 2 is obtained; ammonium persulfate is added to boiling water, such that an auxiliary agent 3 is obtained; sodium benzoate with a formulated amount is added to boiling water, such that an auxiliary agent 4 is obtained; phenol is added to boiling water, such that an auxiliary agent 5 is obtained; the auxiliary agent 1, the auxiliary agent 3 and glycol are added to the reaction vessel; the auxiliary agent 2 is dropped into the reaction vessel; the auxiliary agent 4, the auxiliary agent 5, and glycerin are added to the reaction vessel; the mixture is stirred, and a finished product is obtained.
Description
Technical field
It is plain with modified casein to the present invention relates to a kind of leather finish, comprises its composition and preparation method.
Background technology
In order to guarantee the natural performance of leatherware, be rich in comfort feel and aesthetic feeling again, so in the leather production and the course of processing, often use hide finishes to achieve the above object.And the lactic casein coating and decorating material occupies an important position in topcoating.The lactic casein coating and decorating material has coating light, high temperature resistant pressing and advantage such as suitable polishing, but shortcoming such as the lactic casein coating and decorating material exists hard, the no expandability of film forming, easy fracture again, moisture-proof is wiped, the not firm and cold short heat of surface adhesion is sticking.
Summary of the invention
For addressing the above problem, the present invention proposes a kind of leather finish with modified casein element and preparation method thereof.
The present invention is that a kind of leather finish is plain with modified casein, and it is to be prepared from following raw materials according (W%):
Boiling water 43.03-93.24 casein food grade 9.30-20.16 ammoniacal liquor (18%) 0.81-1.89
TX-10 0.06-0.14 alizarin assistant (70%) 1.40-3.02 terepthaloyl moietie 2.79-6.05
Ammonium Persulfate 98.5 0.06-0.14 hexanolactam 2.33-5.04 phenol 0.06-0.13
Sodium Benzoate 0.06-0.14 glycerine 0.03-0.07.
Raw material (W%) proportioning preferable in said ratio is:
Boiling water 57.38-86.06 casein food grade 12.41-18.61 ammoniacal liquor (18%) 1.16-1.74
TX-10 0.08-0.13 alizarin assistant (70%) 1.86-2.79 terepthaloyl moietie 3.72-5.58
Ammonium Persulfate 98.5 0.08-0.13 hexanolactam 3.10-4.65 phenol 0.08-0.12
Sodium Benzoate 0.08-0.13 glycerine 0.04-0.07.
Raw material (W%) proportioning better in said ratio is:
Boiling water 71.72 casein food grade 15.51 ammoniacal liquor (18%) 1.45
TX-10 0.10 alizarin assistant (70%) 2.33 terepthaloyl moietie 4.65
Ammonium Persulfate 98.5 0.10 own beta-lactam 3.88 phenol 0.10
Sodium Benzoate 0.10 glycerine 0.05.
For guaranteeing to reach the effect that the present invention designs, conveniently to use, leather finish of the present invention should following its preparation process with modified casein element and preparation method thereof.
(1) takes by weighing following raw materials according (W%);
Boiling water 43.03-93.24 casein food grade 9.30-20.16 ammoniacal liquor (18%) 0.81-1.89
TX-10 0.06-0.14 alizarin assistant (70%) 1.40-3.02 terepthaloyl moietie 2.79-6.05
Ammonium Persulfate 98.5 0.06-0.14 hexanolactam 2.33-5.04 phenol 0.06-0.13
Sodium Benzoate 0.06-0.14 glycerine 0.03-0.07.
(2) 85% of the boiling water total amount of will filling a prescription adds in the reaction kettle, add prescription ammoniacal liquor again after, open and stir;
(3) add dissolving to whole of formula ratio in casein and heated and stirred;
(4) add the TX-10 of formula ratio and stirring half a hour;
(5) add the alizarin assistant of formula ratio and stirring 1 hour;
(6) will the fill a prescription boiling water of total amount 4.8% is cooled to 50-60 ℃, adds the hexanolactam of prescription total amount 37.5%, and all dissolving is subsequent use to make it;
(7) will the fill a prescription boiling water of total amount 8.9% is cooled to 50-60 ℃, and the hexanolactam that adds prescription total amount 62.5% makes it, and all dissolving is subsequent use;
(8) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the Ammonium Persulfate 98.5 that adds formula ratio makes its whole dissolvings;
(9) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the sodium benzoate that adds formula ratio makes its whole dissolvings;
(10) will the fill a prescription boiling water of total amount 0.28% is cooled to 50-60 ℃, and the phenol that adds formula ratio makes its whole dissolvings;
(11) step (6), step (8) are equipped with in the terepthaloyl moietie adding reaction kettle of material and formula ratio;
(12) dripping step (7) is equipped with in material to the reaction kettle and slowly intensification;
(13) add glycerine that step (9), step (10) institute be equipped with material and formula ratio to reaction kettle, discharging behind the stirring 15min.
1. method according to claim 4 answers controlled temperature at 70 ± 5 ℃ in its step (3), and churning time was greater than 2 hours.
2. the dropping time was controlled at 1 hour in the method according to claim 4, its step (12), dropwised temperature and rose to 81 ± 1 ℃.
3. method according to claim 4 should be reacted 2 hours down at 81 ± 1 ℃ after dropwising in its step (12).
4. method according to claim 4 should cool the temperature to 65 ± 5 ℃ before feeding in raw material in its step (13).
Leather finish of the present invention has improved shortcomings such as hard, the no expandability of original material filming, easy fracture, moisture-proof is wiped, the not firm and cold short heat of surface adhesion is sticking with the modified casein element; Have coating light, high temperature resistant pressing and advantage such as suitable polishing; Make in the light leather topcoating; Present plentiful soft hand feeling, good springiness, cold-resistant, characteristic such as cohesive force is strong, water repelling property is good.Being suitable for making high-grade leather products such as white, light color and colored leather, is a kind of good coating and decorating material.
The practical implementation method
(1) take by weighing each component (W%) by following processing compound:
Boiling water 71.72 casein food grade 15.51 ammoniacal liquor (18%) 1.45
TX-10 0.10 alizarin assistant (70%) 2.33 terepthaloyl moietie 4.65
Ammonium Persulfate 98.5 0.10 hexanolactam 3.88 phenol 0.10
Sodium Benzoate 0.10 glycerine 0.05.
(2) 85% of the boiling water total amount of will filling a prescription adds in the reaction kettle, add the ammoniacal liquor of formula ratio again after, open and stir;
(3) casein food grade of adding formula ratio and heated and stirred are to all dissolvings;
(4) add the TX-10 of formula ratio and stirring half a hour;
(5) add the alizarin assistant of formula ratio and stirring 1 hour;
(6) will the fill a prescription boiling water of total amount 4.8% is cooled to 50-60 ℃, adds the hexanolactam of prescription total amount 37.5%, and all dissolving is subsequent use to make it;
(7) will the fill a prescription boiling water of total amount 8.9% is cooled to 50-60 ℃, and the hexanolactam that adds prescription total amount 62.5% makes it, and all dissolving is subsequent use;
(8) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the Ammonium Persulfate 98.5 that adds formula ratio makes its whole dissolvings;
(9) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the sodium benzoate that adds formula ratio makes its whole dissolvings;
(10) will the fill a prescription boiling water of total amount 0.28% is cooled to 50-60 ℃, and the phenol that adds formula ratio makes its whole dissolvings;
(11) step (6), step (8) are equipped with in the terepthaloyl moietie adding reaction kettle of material and formula ratio;
(12) dripping step (7) is equipped with in material to the reaction kettle and slowly intensification;
(13) add glycerine that step (9), step (10) institute be equipped with material and formula ratio to reaction kettle, discharging behind the stirring 15min.
Claims (8)
1. leather finish is plain with modified casein, it is characterized in that it is to be prepared from following raw materials according (W%):
Boiling water 43.03-93.24 casein food grade 9.30-20.16 ammoniacal liquor (18%) 0.81-1.89
TX-10 0.06-0.14 alizarin assistant (70%) 1.40-3.02 terepthaloyl moietie 2.79-6.05
Ammonium Persulfate 98.5 0.06-0.14 hexanolactam 2.33-5.04 phenol 0.06-0.13
Sodium Benzoate 0.06-0.14 glycerine 0.03-0.07.
2. leather finish according to claim 1 is plain with modified casein, it is characterized in that (W%):
Boiling water 57.38-86.06 casein food grade 12.41-18.61 ammoniacal liquor (18%) 1.16-1.74
TX-10 0.08-0.13 alizarin assistant (70%) 1.86-2.79 terepthaloyl moietie 3.72-5.58
Ammonium Persulfate 98.5 0.08-0.13 hexanolactam 3.10-4.65 phenol 0.08-0.12
Sodium Benzoate 0.08-0.13 glycerine 0.04-0.07.
3. leather finish according to claim 1 and 2 is plain with modified casein, it is characterized in that (W%):
Boiling water 71.72 casein food grade 15.51 ammoniacal liquor (18%) 1.45
TX-10 0.10 alizarin assistant (70%) 2.33 terepthaloyl moietie 4.65
Ammonium Persulfate 98.5 0.10 hexanolactam 3.88 phenol 0.10
Sodium Benzoate 0.10 glycerine 0.05.
4. a leather finish is plain and preparation method thereof with modified casein:
(1) takes by weighing following raw materials according (W%);
Boiling water 43.03-93.24 casein food grade 9.30-20.16 ammoniacal liquor (18%) 0.81-1.89
TX-10 0.06-0.14 alizarin assistant (70%) 1.40-3.02 terepthaloyl moietie 2.79-6.05
Ammonium Persulfate 98.5 0.06-0.14 hexanolactam 2.33-5.04 phenol 0.06-0.13
Sodium Benzoate 0.06-0.14 glycerine 0.03-0.07
(2) 85% of the boiling water total amount of will filling a prescription adds in the reaction kettle, add the ammoniacal liquor of formula ratio again after, open and stir;
(3) casein food grade of adding formula ratio and heated and stirred are to all dissolvings;
(4) add the TX-10 of formula ratio and stirring half a hour;
(5) add the alizarin assistant of formula ratio and stirring 1 hour;
(6) will the fill a prescription boiling water of total amount 4.8% is cooled to 50-60 ℃, adds the hexanolactam of prescription total amount 37.5%, and all dissolving is subsequent use to make it;
(7) will the fill a prescription boiling water of total amount 8.9% is cooled to 50-60 ℃, and the hexanolactam that adds prescription total amount 62.5% makes it, and all dissolving is subsequent use;
(8) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the Ammonium Persulfate 98.5 that adds formula ratio makes its whole dissolvings;
(9) will the fill a prescription boiling water of total amount 0.41% is cooled to 50-60 ℃, and the sodium benzoate that adds formula ratio makes its whole dissolvings;
(10) will the fill a prescription boiling water of total amount 0.28% is cooled to 50-60 ℃, and the phenol that adds formula ratio makes its whole dissolvings;
(11) step (6), step (8) are equipped with in the terepthaloyl moietie adding reaction kettle of material and formula ratio;
(12) dripping step (7) is equipped with in material to the reaction kettle and slowly intensification;
(13) add glycerine that step (9), step (10) institute be equipped with material and formula ratio to reaction kettle, discharging behind the stirring 15min.
5. method according to claim 4 answers controlled temperature at 70 ± 5 ℃ in its step (3), and churning time was greater than 2 hours.
6. the dropping time was controlled at 1 hour in the method according to claim 4, its step (12), dropwised temperature and rose to 81 ± 1 ℃.
7. method according to claim 4 should be reacted 2 hours down at 81 ± 1 ℃ after dropwising in its step (12).
8. method according to claim 4 should cool the temperature to 65 ± 5 ℃ before feeding in raw material in its step (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105651941A CN102477256A (en) | 2010-11-30 | 2010-11-30 | Modified casein used in leather finishing, and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105651941A CN102477256A (en) | 2010-11-30 | 2010-11-30 | Modified casein used in leather finishing, and preparation method thereof |
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| CN102477256A true CN102477256A (en) | 2012-05-30 |
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| CN2010105651941A Pending CN102477256A (en) | 2010-11-30 | 2010-11-30 | Modified casein used in leather finishing, and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112017000374B4 (en) * | 2016-01-14 | 2021-04-29 | Shaanxi University Of Science And Technology | A slow release, mold protecting and casein-based microsphere coating material and a process for its manufacture |
| IT202200010043A1 (en) | 2022-05-16 | 2023-11-16 | Fgl Int S P A | FORMULATION FOR COATING PRODUCT |
-
2010
- 2010-11-30 CN CN2010105651941A patent/CN102477256A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112017000374B4 (en) * | 2016-01-14 | 2021-04-29 | Shaanxi University Of Science And Technology | A slow release, mold protecting and casein-based microsphere coating material and a process for its manufacture |
| IT202200010043A1 (en) | 2022-05-16 | 2023-11-16 | Fgl Int S P A | FORMULATION FOR COATING PRODUCT |
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Application publication date: 20120530 |