CN101503516B - Preparation of cationic-nonionic oxidated polyethylene wax compositional hand feeling agent - Google Patents
Preparation of cationic-nonionic oxidated polyethylene wax compositional hand feeling agent Download PDFInfo
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- CN101503516B CN101503516B CN2009100214512A CN200910021451A CN101503516B CN 101503516 B CN101503516 B CN 101503516B CN 2009100214512 A CN2009100214512 A CN 2009100214512A CN 200910021451 A CN200910021451 A CN 200910021451A CN 101503516 B CN101503516 B CN 101503516B
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Abstract
A preparation method of a cationic-nonionic oxidized polyethlene wax compound hand feeling agent comprises the following steps: mixing oxidized polyethlene wax with a compound emulsifying agent heating for melting, and adding water for emulsifying until emulsion becomes homogeneous to obtain emulsified polythene wax; and adding a stabilizing additive, a cosolvent, a hard water resistant agent and a hand feeling modifier to the emulsified polythene wax for even compounding, cooling the mixture to 40-60 DEG C, adjusting pH value of solution to 6-8, and adding water to adjust solid content to 10%-30%. The compound hand feeling agent carries cationic charge, and can be applied to a cationic finishing system for leather finishing and procedures of base coating, middle layer and top layer finishing in leather making and finishing and the like. The emulsion has stable storage and simple preparation method, can be used for adjusting hand feeling according to requirements, and has wide alterability and adaptability.
Description
Technical field
The present invention relates to a kind of preparation method who is applied to the sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent of leather finish.
Background technology
The wax emulsion is a kind of application form of common wax product, it generally is the emulsion of effective solid content in the oil-in-water structure of 10%-30%, the true emulsion of solid-heterogeneous dispersion system of oil-water of being made through emulsion reaction by the emulsifying agent of wax and several different sorts, performance and suitable conditioning agent is generally selected required wax and emulsifier type for use according to purposes.
The wax emulsion does not need heating and melting maybe needn't be dissolved in some solvent when using, have stable performance, exquisiteness, film forming is even, spreadability good, easily mix composite use with the aqueous solution or the milk sap of other materials, and nontoxic, non-corrosiveness, advantage such as is convenient to store, easy to use.Simultaneously replaced organic solvent with water, the cost of wax work reduces greatly, is that the various wax works that comprise petroleum wax have been opened up Application Areas.Be widely used in fields such as fruit, fresh-keeping of vegetables, pesticide slow-release, metal rust preventing, coating and printing ink, wood working waterproof, leather coating, glazing polishing, papermaking, weaving, building materials waterproof.
Oxidized polyethlene wax (OPE wax) molecular chain has a certain amount of carboxyl, OPE wax is good novel polar waxes, so just significantly improve with the intermiscibility of filler, pigment, polar resin, oilness, dispersiveness are better than polyethylene wax, also have coupling simultaneously concurrently, be the upgraded product of PE wax, its performance and U.S. Honeywell A-C wax phase are worked as.It is low that OPE wax has viscosity, the softening temperature height, properties such as hardness is good, nontoxicity, Heat stability is good, high-temperature volatile is low, to filler, dispersing of pigments is splendid, existing extremely excellent external lubrication has stronger internal lubrication effect again, also has coupled action, can improve the production efficiency of plastic working, reduce production costs, with polyolefin resin etc. good consistency is arranged, anti humility performance at normal temperatures is good, the chemical-resistant resistance ability is strong, electrical property is good, can improve the finished product outward appearance, is to replace montanin wax, river wax, whiteruss, microcrystalline wax, native paraffin, the ideal product of polyethylene wax etc.
Oxidic polyethylene wax product in the leather finish product is less, especially the product of sun-non-ionic type still less, domestic its research is started late, and the fast development of leather-making technology, market increase always, makes the output of cationic wax series products that the trend that increases gradually be arranged to the demand of positively charged ion product.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent, the hand feeling agent of this method preparation has characteristics such as strong covering power, feel are smooth, natural.
For achieving the above object, the technical solution used in the present invention is:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 5: 1～10: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax;
Said compound emulsifying agent is the mixture of cationic emulsifier and fatty alcohol-polyoxyethylene ether, and wherein cationic emulsifier and fatty alcohol-polyoxyethylene ether respectively account for the 1%-10% of compound emulsifying agent quality, and surplus is a water;
Wherein cationic emulsifier is 1831,1631,6501 or dodecyl dimethyl benzyl ammonium chloride;
Fatty alcohol-polyoxyethylene ether is AEO3, OS15 or Tween80;
2) get emulsifiable polyethylene wax and add stabilization aid, 0.5%～1% solubility promoter, 0.1%～0.3% the anti-hard water agent of emulsifiable polyethylene wax amount 0.2%～0.4% and 0.2%～0.5% feel conditioning agent carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 40～60 ℃, is 6～8 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 10%～30% and get final product.
Said stabilization aid is a water-soluble poval.
Said solubility promoter is urea, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether or dehydrated alcohol.
Said anti-hard water agent is tripoly phosphate sodium STPP, permutite or sodium ethylene diamine tetracetate.
Said feel conditioning agent is a silicone emulsion.
(acid number is 14～30mgKOH/g with oxidized polyethlene wax in the present invention, molecular weight 1500～5000) obtaining solids content after the emulsification is sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent of 10%～30%, be applied to leather finish and have good lubricated, disperse properties, levelling property is good, feel is smooth, nature.Because this emulsion institute is electrically charged to be positively charged ion, can be applied in the Cationic Finish System of leather finish, also can be applicable to the bottom back cover that process hides is covered with paint, lacquer, colour wash, etc., operations such as middle level, top finishing.This emulsion shelf-stable, the preparation method is easy, and feel can be adjusted as requested, and bigger mutability and adaptability are arranged.
Embodiment
Embodiment 1:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 8: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax; Compound emulsifying agent is the mixture of cats product and fatty alcohol-polyoxyethylene ether, and wherein cats product 1831 accounts for 8% of compound emulsifying agent quality, and fatty alcohol-polyoxyethylene ether AEO3 accounts for 3% of compound emulsifying agent quality, and surplus is a water;
2) get emulsifiable polyethylene wax and add water-soluble poval, 1% urea, 0.3% the tripoly phosphate sodium STPP of emulsifiable polyethylene wax amount 0.4% and 0.5% silicone emulsion carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 50 ℃, is 7 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 20% and get final product.
Embodiment 2:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 6: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax; Compound emulsifying agent is the mixture of cats product and fatty alcohol-polyoxyethylene ether, and wherein cats product 1631 accounts for 1% of compound emulsifying agent quality, and fatty alcohol-polyoxyethylene ether OS15 accounts for 10% of compound emulsifying agent quality, and surplus is a water;
2) get emulsifiable polyethylene wax and add water-soluble poval, 0.7% ethylene glycol monobutyl ether, 0.2% the permutite of emulsifiable polyethylene wax amount 0.2% and 0.3% silicone emulsion carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 40 ℃, is 6 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 30% and get final product.
Embodiment 3:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 10: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax; Compound emulsifying agent is the mixture of cats product and fatty alcohol-polyoxyethylene ether, and wherein cats product 1227 accounts for 4% of compound emulsifying agent quality, and fatty alcohol-polyoxyethylene ether Tween80 accounts for 7% of compound emulsifying agent quality, and surplus is a water;
2) get emulsifiable polyethylene wax and add water-soluble poval, 0.5% diethylene glycol monobutyl ether, 0.1% the sodium ethylene diamine tetracetate of emulsifiable polyethylene wax amount 0.3% and 0.2% silicone emulsion carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 60 ℃, is 8 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 10% and get final product.
Embodiment 4:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 5: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax; Compound emulsifying agent is the mixture of cats product and fatty alcohol-polyoxyethylene ether, wherein the cats product dodecyl dimethyl benzyl ammonium chloride accounts for 10% of compound emulsifying agent quality, fatty alcohol-polyoxyethylene ether Span80 accounts for 1% of compound emulsifying agent quality, and surplus is a water;
2) get emulsifiable polyethylene wax and add water-soluble poval, 0.8% dehydrated alcohol, 0.25% the tripoly phosphate sodium STPP of emulsifiable polyethylene wax amount 0.2% and 0.4% silicone emulsion carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 46 ℃, is 6 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 15% and get final product.
Claims (5)
1. the preparation method of a sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent is characterized in that:
1) emulsification of oxidized polyethlene wax: at first oxidized polyethlene wax is mixed with the mass ratio of compound emulsifying agent by 5: 1～10: 1, melt down at 70～95 ℃ then, add emulsifying water and till the emulsion homogeneous, get emulsifiable polyethylene wax;
Said compound emulsifying agent is the mixture of cationic emulsifier and fatty alcohol-polyoxyethylene ether, and wherein cationic emulsifier and fatty alcohol-polyoxyethylene ether respectively account for the 1%-10% of compound emulsifying agent quality, and surplus is a water;
Wherein cationic emulsifier is 1831,1631,6501 or dodecyl dimethyl benzyl ammonium chloride;
Fatty alcohol-polyoxyethylene ether is AEO3, OS15 or Tween80;
2) get emulsifiable polyethylene wax and add stabilization aid, 0.5%～1% solubility promoter, 0.1%～0.3% the anti-hard water agent of emulsifiable polyethylene wax amount 0.2%～0.4% and 0.2%～0.5% feel conditioning agent carries out compositely, under 70～80 ℃ of conditions, use and sheared the dispersion machine homogeneous 0.5～1 hour;
3) mixing homogeneous and finish postcooling to 40～60 ℃, is 6～8 with the pH value of sodium hydrate regulator solution, adds water adjusting solids content and is 10%～30% and get final product.
2. the preparation method of sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent according to claim 1, it is characterized in that: said stabilization aid is a water-soluble poval.
3. the preparation method of sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent according to claim 1, it is characterized in that: said solubility promoter is urea, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether or dehydrated alcohol.
4. the preparation method of sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent according to claim 1, it is characterized in that: said anti-hard water agent is tripoly phosphate sodium STPP, permutite or sodium ethylene diamine tetracetate.
5. the preparation method of sun-cationic-nonionic oxidated polyethylene wax compositional hand feeling agent according to claim 1, it is characterized in that: said feel conditioning agent is a silicone emulsion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100214512A CN101503516B (en) | 2009-03-09 | 2009-03-09 | Preparation of cationic-nonionic oxidated polyethylene wax compositional hand feeling agent |
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| CN2009100214512A CN101503516B (en) | 2009-03-09 | 2009-03-09 | Preparation of cationic-nonionic oxidated polyethylene wax compositional hand feeling agent |
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| CN101503516A CN101503516A (en) | 2009-08-12 |
| CN101503516B true CN101503516B (en) | 2011-03-23 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101831102B (en) * | 2010-05-14 | 2013-01-23 | 深圳市天之一科技开发有限公司 | Aqueous environmentally-friendly leather finishing and delustering handfeel wax assistant and preparation process thereof |
| CN104087183B (en) * | 2014-06-26 | 2016-01-20 | 衢州市中通化工有限公司 | A kind of water-borne wax emulsion increasing leather polishing degree |
| CN111534217B (en) * | 2020-06-02 | 2022-05-20 | 上海金狮化工有限公司 | Cationic wax emulsion special for leather finishing and preparation method thereof |
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