CN104860551A - Preparation method of chitosan modified starch impregnating compound - Google Patents
Preparation method of chitosan modified starch impregnating compound Download PDFInfo
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Abstract
The invention discloses a preparation method of chitosan modified starch impregnating compound. The preparation method is characterized in that the preparation method comprises the following steps: taking 9-18 parts by mass of raw starch to a reaction container, and adding 300 parts by mass of water; stirring and raising temperature to 90 DEG C; pasting for 1 hour and obtaining starch paste; taking 1-3 parts by mass of chitosan in the starch paste, and orderly adding 0.1-0.6 parts by mass of cross-linking agent, 0.1-0.6 parts by weight of plasticizer, 0.2 parts by weight of polyving akohol, 0.2 parts by weight of sodium sulfate and 0.1 parts by weight of Twain 60 under the condition of stirring, and obtaining a mixture; reacting the mixture at 90 DEG C for 1-5 hours, cooling to room temperature, and placing for 2 hours; defoaming, and obtaining the chitosan modified starch impregnating compound. By adopting the preparation method of the chitosan modified starch impregnating compound, the technique is simple and cost is low; the product can be directly applied to wiredrawing production of glass fiber tank furnace, glass fiber textile processing, and other domains; the using effect is good.
Description
Technical field
The invention belongs to the preparation of the treating compound used in glass fibre processing, relate to a kind of preparation method of chitin modified starch-type treating compound.The chitin modified starch-type treating compound adopting the present invention to prepare is specially adapted in glass fibre tank furnace wire drawing production, and glass fiber textile processing and other fields.
Background technology
Glass fibre is a kind of ceramic of excellent performance, of a great variety, excellent performance.Because glass fibre is a kind of smooth surface, matter is crisp, the material of not rub resistance; the protective membrane having applied lubrication and cohesive action is needed when glass fiber wire-drawing is shaped; i.e. treating compound; to meet the needs of wire drawing and rear road textile manufacturing, and finally meet the processing requirement of strongthener and the needs of mechanical property.The method of coating treating compound is: in production, equably treating compound is coated on the surface of glass fibre through lubrication groove or single filament oiling equipment, naturally placed by the glass fibre being coated with treating compound dry again or dry, fiberglass surfacing treating compound anhydrates dry and bonding film forming.
The existing glass fiber infiltration agent for textile fabric generally has paraffin wax type and adhesive type.Paraffin wax type infiltrates collecting agent has stimulation due to wherein used laking agent to human body skin, prepares complicated, and add the defects such as destarch difficulty, its use is restricted.Along with the development of pool kiln wiredrawing technology, treated starch type treating compound obtains good development and application, in prior art, enzymolysis modified, etherification modified, esterification modification, cation modifying etc. are mainly contained to treating compound starch conversion, wherein cationic modified starch is the focus studied in the last few years, this is because fiberglass surfacing is negative charge characteristic, cationic modified starch is positive charge characteristic, and cationic modified starch type treating compound can utilize electric charge affinity interaction and glass fibre to have better adhesivity and compatibleness; The cationic modified starch technical matters of current comparative maturity is: first ative starch isoamylase enzymolysis is obtained enzymatic starch, the cationics such as recycling 3-chlorine 2-hydroxypropyl ammonium chloride, react with enzymatic starch under the effect of catalyzer and generate cationic modified starch, the cationic modified starch that this method is prepared obtains certain application in glass fibre treating compound, but, the defects such as the method also exists complicated process of preparation, and cost is high, poor stability.
In prior art, there is not yet chitin modified starch-type treating compound and produce for glass fibre tank furnace wire drawing, and the bibliographical information of the aspect such as glass fiber textile processing.
Summary of the invention
Object of the present invention is intended to overcome deficiency of the prior art, provides a kind of preparation method of chitin modified starch-type treating compound.The present invention take ative starch as raw material, chitosan is properties-correcting agent, the treating compound prepared effectively can make up starch-type treating compound and the shortcoming such as glass surface bonding power is weak, film-forming properties is poor, produce in glass fibre tank furnace wire drawing, and glass fiber textile processing and other fields has good application prospect.
Content of the present invention is: a kind of preparation method of chitin modified starch-type treating compound, is characterized in that step is as follows:
A, the ative starch getting 9 ~ 18 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 ~ 3 mass parts join in starch paste, and (be preferably slowly) adds the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts under agitation successively, obtains mixture;
C, mixture to be reacted 1 ~ 5 hour at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration (that is: utilizes vacuum defoamation machine to carry out deaeration process to material and treating compound, solution after leaving standstill, to remove the bubble contained in treating compound, ensureing that spinning process subsequently can normally be carried out, is prior art means), i.e. obtained chitin modified starch-type treating compound.
In content of the present invention: described step b can replace with: get chitosan solution, join in starch paste, and (be preferably slowly) linking agent adding 0.1 ~ 0.6 mass parts under agitation successively, the softening agent of 0.1 ~ 0.6 mass parts, (product type of polyvinyl alcohol is preferably PVA1799 to the polyvinyl alcohol of 0.2 mass parts, molecular weight ranges 50000 ~ 100000, there is Chengdu Ke Long chemical reagent factory etc. in products production enterprise, also can be other currently available products), the sodium sulfate of 0.2 mass parts, and 0.1 polysorbate60 of mass parts, obtain mixture,
Described chitosan solution to be 1 ~ 3 mass parts chitosan and 100 mass parts mass percent concentrations be 3% the solution (that is: described chitosan solution be 1 ~ 3 mass parts chitosan be dissolved in 100 mass parts mass percent concentrations be the solution be made in the glacial acetic acid aqueous solution of 3%) that is hybridly prepared into of glacial acetic acid aqueous solution.
In content of the present invention: ative starch described in step a can be the one or more kinds of mixtures in W-Gum, pea starch, yam starch, tapioca (flour) and sweet potato starch.
In content of the present invention: the linking agent described in step b can be mass percent concentration be 50% glutaraldehyde water solution, mass percent concentration be 50% formalin or mass percent concentration be the glyoxal water solution of 50%.
In content of the present invention: the softening agent described in step b can be glycerol, isooctyl alcohol or primary isoamyl alcohol.
In content of the present invention: the sodium sulfate described in step b can replace with sodium-chlor, SODIUMNITRATE or potassium sulfate.
Compared with prior art, the present invention has features and beneficial effect:
(1) adopt the present invention, chitosan (also known as chitosan) is a kind of cationic polysaccharide that nature exists, and has powerful Anion-adsorption power; Have hydroxyl active in a large number and amino in chitosan macromole, they have stronger chemical reaction ability, have unique chemical property; By natural polymer chitosan treated starch, make the method technique of cationization simple, starting material are easy to get, and the treating compound stable performance of preparation, there is good biocompatibility, nontoxic, superior chemistry and thermal stability, easy film-forming properties, and inexpensive, cost is low; Produce in glass fibre tank furnace wire drawing, and glass fiber textile processing and other fields has good application advantage;
(2) the present invention is adopted, in starch molecule, a large amount of amino is introduced by chitin modified, starch-type treating compound Zeta potential value is just being become, under the condition of same viscosity, same drawing speed, the starching amount of modified treating compound on glass surface is higher than ative starch type treating compound, illustrate that modified treating compound can utilize electric charge affinity interaction and glass fibre better to adhere to, in the more effective diffusion of fiberglass surfacing with sprawl.Specific experiment test result is as follows: the Zeta potential value of chitin modified starch-type treating compound is+5.0 ~ 10.0, and its value is higher than+1.0 ~ 1.5 of ative starch type treating compound; Under viscosity is all 40cP and wire drawing speed is all the condition of 50m/min, the starching amount of modification treating compound is 2.5% ~ 4.5%, and its value is higher than 0.8% ~ 1.5% of ative starch type treating compound;
(3) the chitin modified starch-type treating compound surface tension adopting the present invention to obtain reduces, and effectively can spread over fiberglass surfacing, have good film forming and cluster performance, and the glass fibre after wire drawing infiltrates process has stronger mechanical property.Specific experiment test result is as follows: the surface tension of chitin modified starch-type treating compound is 47.0 ~ 51.0mN/m, and its value is lower than 58.0 ~ 62.0mN/m of ative starch type treating compound; The fiberglass tensile intensity of chitin modified starch-type treating compound process is 0.43 ~ 0.46N/tex, and its value is higher than 0.35 ~ 0.38N/tex of 0.37 ~ 0.40N/tex of paraffin wax type fiberglass and the glass fibre of ative starch type treating compound process;
(4) compared with prior art, the present invention directly adopts chitin modified, and decrease the complicated technology of enzymolysis, the reaction times greatly reduces; Do not have enzymatic starch, chain length keeps, chitosan and Starch formation Unified Global, and consistency increases, stability improves; Chitosan raw material is easy to get and cheap, is easy to suitability for industrialized production and application;
(5) the present invention is adopted, obtained chitin modified starch-type treating compound can directly apply to glass fibre tank furnace wire drawing and produce, and glass fiber textile processing, and there is good avidity with fiberglass surfacing, product has good cluster performance to glass, application can form high, soft, the wear-resisting film of intensity on the glass fibers, and result of use is good; Preparation technology of the present invention is simple, and easily operate, environmental protection, cost is low, practical.
Embodiment
The invention will be further described for embodiment plan given below; but can not be interpreted as it is limiting the scope of the invention; some nonessential improvement and adjustment that person skilled in art makes the present invention according to the content of the invention described above, still belong to protection scope of the present invention.
Embodiment 1:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 9 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 2:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 3:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 15 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
The treating compound the performance test results of embodiment 1,2 and 3 sees the following form 1 and table 2:
Table 1: the performance perameter of the treating compound that embodiment 1,2 and 3 is obtained
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Viscosity (cP) | 38.65 | 44.99 | 56.39 |
| Surface tension (mN/m) | 50.18 | 48.29 | 47.44 |
| Zeta potential | 5.5 | 6.7 | 7.4 |
| Granularity (um) | 43.154 | 44.825 | 45.177 |
Table 2: the wire-drawing performance of the treating compound that embodiment 1,2 and 3 is obtained
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Tensile strength (N/tex) | 0.43 | 0.44 | 0.45 |
| Stiffness (cm) | 4.69 | 5.04 | 5.25 |
| Move outside rate | 1.544 | 1.400 | 1.352 |
| Disconnected hair, fly silk | Lousiness is few | Almost without | Without disconnected hair |
Embodiment 4:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 18 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 5:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 2 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 6:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 3 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 7:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 2 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 2 hours at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 8:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 3 hours at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 9:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 4 hours at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 10:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste solution, and slowly add the linking agent of 0.2 mass parts successively under stirring, the softening agent of 0.2 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 5 hours at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 11 ~ 18:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch getting 12 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 mass parts join in starch paste, and slowly add the linking agent of 0.1 ~ 0.6 mass parts successively under stirring, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts, the polysorbate60 of 0.1 mass parts, obtains mixture;
C, mixture to be reacted 1 hour at 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
In each embodiment step b, the concrete consumption (mass parts) of each component sees the following form:
Embodiment 19 ~ 24:
A preparation method for chitin modified starch-type treating compound, step is as follows:
A, the ative starch (the concrete consumption of embodiment 19 ~ 24 respectively: 10 mass parts, 11 mass parts, 13 mass parts, 14 mass parts, 16 mass parts, 17 mass parts) getting 9 ~ 18 mass parts are put in reaction vessel, add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 ~ 3 mass parts join in starch paste, and (be preferably slowly) adds the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts under agitation successively, obtains mixture; The concrete consumption of each feed composition is with arbitrary in embodiment 1 ~ 18;
C, mixture to be reacted 1 ~ 5 hour at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 25:
A preparation method for chitin modified starch-type treating compound, is characterized in that step is as follows:
A, the ative starch getting 9 ~ 18 mass parts (concrete consumption is with arbitrary in embodiment 1 ~ 24) are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, get chitosan solution, join in starch paste, and (be preferably slowly) adds the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts under agitation successively, obtains mixture; The concrete consumption of each feed composition is with arbitrary in embodiment 1 ~ 24;
Described chitosan solution to be 1 mass parts chitosan and 100 mass parts mass percent concentrations be 3% the solution (that is: described chitosan solution be 1 mass parts chitosan be dissolved in 100 mass parts mass percent concentrations be the solution be made in the glacial acetic acid aqueous solution of 3%) that is hybridly prepared into of glacial acetic acid aqueous solution;
C, mixture to be reacted 1 hour at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 26:
A preparation method for chitin modified starch-type treating compound, is characterized in that step is as follows:
A, the ative starch getting 9 ~ 18 mass parts (concrete consumption is with arbitrary in embodiment 1 ~ 24) are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, get chitosan solution, join in starch paste, and (be preferably slowly) adds the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts under agitation successively, obtains mixture; The concrete consumption of each feed composition is with arbitrary in embodiment 1 ~ 24;
Described chitosan solution to be 2 mass parts chitosans and 100 mass parts mass percent concentrations be 3% the solution that is hybridly prepared into of glacial acetic acid aqueous solution;
C, mixture to be reacted 2.5 hours at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
Embodiment 27:
A preparation method for chitin modified starch-type treating compound, is characterized in that step is as follows:
A, the ative starch getting 9 ~ 18 mass parts (concrete consumption is with arbitrary in embodiment 1 ~ 24) are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, get chitosan solution, join in starch paste, and (be preferably slowly) adds the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts under agitation successively, obtains mixture; The concrete consumption of each feed composition is with arbitrary in embodiment 1 ~ 24;
Described chitosan solution to be 3 mass parts chitosans and 100 mass parts mass percent concentrations be 3% the solution that is hybridly prepared into of glacial acetic acid aqueous solution;
C, mixture to be reacted 5 hours at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
In above-described embodiment: ative starch described in step a can be the one or more kinds of mixtures in W-Gum, pea starch, yam starch, tapioca (flour) and sweet potato starch.
In above-described embodiment: the linking agent described in step b can be mass percent concentration be 50% glutaraldehyde water solution, mass percent concentration be 50% formalin or mass percent concentration be the glyoxal water solution of 50%.
In above-described embodiment: the softening agent described in step b can be glycerol, isooctyl alcohol or primary isoamyl alcohol.
In above-described embodiment: the product type of the polyvinyl alcohol described in step b is preferably PVA1799, molecular weight ranges 50000 ~ 100000, there is Chengdu Ke Long chemical reagent factory etc. in products production enterprise; , also can be other currently available products.
In above-described embodiment: the sodium sulfate described in step b can replace with sodium-chlor, SODIUMNITRATE or potassium sulfate.
In above-described embodiment: each raw material adopted is commercially available prod:
In above-described embodiment: in the percentage adopted, do not indicate especially, be quality (weight) percentage; Described quality (weight) part can be all gram or kilogram.
In above-described embodiment: the processing parameter (temperature, time, concentration etc.) in each step and each amounts of components numerical value etc. are scope, and any point is all applicable.
The concrete same prior art of technology contents described in content of the present invention and above-described embodiment.
The invention is not restricted to above-described embodiment, all can implement described in content of the present invention and there is described good result.
Claims (6)
1. a preparation method for chitin modified starch-type treating compound, is characterized in that step is as follows:
A, the ative starch getting 9 ~ 18 mass parts are put in reaction vessel, and add 300 mass parts water, under stirring, be warming up to 90 DEG C, gelatinization reacts 1 hour, obtains starch paste;
B, the chitosan getting 1 ~ 3 mass parts join in starch paste, and under agitation add the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts successively, obtain mixture;
C, mixture to be reacted 1 ~ 5 hour at the temperature of 90 DEG C, be cooled to room temperature, leave standstill 2 hours, deaeration, be i.e. obtained chitin modified starch-type treating compound.
2. by the preparation method of chitin modified starch-type treating compound described in claim 1, it is characterized in that: described step b replaces with: get chitosan solution, join in starch paste, and under agitation add the polysorbate60 of the linking agent of 0.1 ~ 0.6 mass parts, the softening agent of 0.1 ~ 0.6 mass parts, the polyvinyl alcohol of 0.2 mass parts, the sodium sulfate of 0.2 mass parts and 0.1 mass parts successively, obtain mixture;
Described chitosan solution to be 1 ~ 3 mass parts chitosan and 100 mass parts mass percent concentrations be 3% the solution that is hybridly prepared into of glacial acetic acid aqueous solution.
3., by the preparation method of chitin modified starch-type treating compound described in claim 1 or 2, it is characterized in that: ative starch described in step a is the one or more kinds of mixtures in W-Gum, pea starch, yam starch, tapioca (flour) and sweet potato starch.
4., by the preparation method of chitin modified starch-type treating compound described in claim 1 or 2, it is characterized in that: the linking agent described in step b to be mass percent concentration be 50% glutaraldehyde water solution, mass percent concentration be 50% formalin or mass percent concentration be the glyoxal water solution of 50%.
5., by the preparation method of chitin modified starch-type treating compound described in claim 1 or 2, it is characterized in that: the softening agent described in step b is glycerol, isooctyl alcohol or primary isoamyl alcohol.
6., by the preparation method of chitin modified starch-type treating compound described in claim 1 or 2, it is characterized in that: the sodium sulfate described in step b replaces with sodium-chlor, SODIUMNITRATE or potassium sulfate.
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| CN109056322A (en) * | 2018-04-26 | 2018-12-21 | 东华大学 | Crosslinked starch sizing agent, preparation method and the application of chitin fiber |
| CN109221804A (en) * | 2018-09-19 | 2019-01-18 | 何秋宏 | A kind of low fish meal perch highly effective and safe mixed feed |
| CN110258120A (en) * | 2019-07-25 | 2019-09-20 | 清远凯荣德玻璃纤维有限公司 | A kind of production method of electronic-grade glass fiber cloth |
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| US20100252771A1 (en) * | 2003-04-16 | 2010-10-07 | Saint-Gobain Isover | Mineral fibre sizing composition containing a carboxylic polyacid and a polyamine, preparation method thereof and resulting products |
| EP1586545A2 (en) * | 2004-04-17 | 2005-10-19 | PD Glasfaser GmbH Brattendorf | Textile material based on glass fabric |
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| CN108264246A (en) * | 2018-03-03 | 2018-07-10 | 郭迎庆 | A kind of glass-fiber reinforced size of plane skylight |
| CN109056322A (en) * | 2018-04-26 | 2018-12-21 | 东华大学 | Crosslinked starch sizing agent, preparation method and the application of chitin fiber |
| CN109221804A (en) * | 2018-09-19 | 2019-01-18 | 何秋宏 | A kind of low fish meal perch highly effective and safe mixed feed |
| CN110258120A (en) * | 2019-07-25 | 2019-09-20 | 清远凯荣德玻璃纤维有限公司 | A kind of production method of electronic-grade glass fiber cloth |
| CN110258120B (en) * | 2019-07-25 | 2020-05-22 | 清远凯荣德玻璃纤维有限公司 | Production method of electronic-grade glass fiber cloth |
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