CN103408840B - Use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin and preparation method thereof - Google Patents
Use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin and preparation method thereof Download PDFInfo
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- CN103408840B CN103408840B CN201310344777.5A CN201310344777A CN103408840B CN 103408840 B CN103408840 B CN 103408840B CN 201310344777 A CN201310344777 A CN 201310344777A CN 103408840 B CN103408840 B CN 103408840B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
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Abstract
The invention discloses a kind of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, described resin is prepared by the feed composition of following weight percent content: polypropylene 60% ~ 84%, small molecules organic antibacterial agent 0.2% ~ 1%, inorganic antiseptic 0.2% ~ 1%, aromatic 0.1% ~ 1%, glass fibre 10% ~ 30%, compatilizer 5% ~ 10%, dispersion agent 0.1% ~ 2%, oxidation inhibitor 0.1% ~ 1%.Present invention also offers the preparation method of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin.This use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin product had both had wide spectrum, efficient, lasting antibacterial, and security is higher; Apply the standby washing machine water extraction leaf of this resin-made or washing machine inner tub in use can give clothing specific fragrance; Owing to adding glass fibre, resin is made to have stronger comprehensive mechanical property, in use not yielding; The preparation technology of resin is easy, clean, efficiency is high.
Description
Technical field
The present invention relates to polymer modification technology field, specifically, is a kind of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin and preparation method thereof.
Background technology
Polypropylene (Polypropylene, be called for short PP) as one of five large general-purpose plastics, have that density is little, production cost is low, comprehensive mechanical property is good, nontoxic, corrosion-resistant, be easy to the advantages such as processing and recovery, be widely used in various field, as household electrical appliance, inner and outer decorative parts of automobile, body-building apparatus, office appliance, daily necessities, toy and sanitary ware etc.Polypropylene articles is exposed, and in bacterium, mould space, its surface can grow a large amount of thalline, and the health of people in serious harm.Along with progress and the Economic development of science and technology, people, to raising that is healthy and environmental consciousness, recognize that polypropylene itself does not possess anti-microbial effect gradually.Therefore, exploitation has the Novel polypropylene material of antibacterial, mould, the bacterium of product surface can be killed within a certain period of time or suppress it to breed, avoid person to person, thing and thing, between people and thing, occurred the cross infection of mould, bacterium by polypropylene material material products, reduce transmission of disease, have very important realistic meaning to environmental protection cause and the healthy of people.Simultaneously according to the hobby of people, can add aromatic in Antibacterial polypropylene resin, the washing machine parts prepared with this antibacterial delicate fragrance acrylic resin is with light delicate fragrance, and this have broad-spectrum antimicrobial delicate fragrance washing machine and be subject to increasing welcome.
At present, about polyacrylic development and application mainly by antiseptic-germicide physical blending in polypropylene PP resin.Chinese patent application: (1), publication number are the patent of invention of CN 102336958 A, disclose a kind of flame-retardant antibacterial transparent polypropylene material and preparation method thereof, adopt the method for fire retardant and the composite use of antiseptic-germicide to make the polypropylene material prepared have fire-retardant and anti-microbial effect simultaneously, during product burning, density of being fuming is very low, simultaneously not easy to change, cost is low; (2), publication number is the patent of invention of CN 102140199 A, disclose a kind of preparation method of Novel polypropylene antibacterial matrices, nanometer silver powder is distributed in the solvent of nonpolar or low-pole, then add polypropylene chip and make it dissolve, by thermal backflow technology except desolventizing, pulverize after drying, prepare polypropylene antibacterial master batch finally by Screw Extrusion; (3), publication number is the patent of invention of CN 102424709 A, disclose a kind of antibacterial polypropylene material and preparation method thereof, polypropylene, white oil, antiseptic-germicide, lubricant, oxidation inhibitor are mixed, join in twin screw extruder and carry out melt extruding granulation, the anti-biotic material of preparation contains antiseptic-germicide, good anti-bacterial effect is antibacterial lasting and mechanical property is excellent; (4), publication number is the patent of invention of CN 102558676 A, discloses a kind of Highly-antibacterialpolypropylene polypropylene composite material and preparation method thereof, first to nano-TiO
2particle carries out doping treatment and obtains dopen Nano TiO
2particle, then obtain modification TiO through coupling agent treatment
2particle, further by modified Nano TiO
2particle and polypropylene fusion are extruded and are made Highly-antibacterialpolypropylene polypropylene composite material; (5), publication number is the patent of invention of CN 101818834 A, disclose a kind of nanometer antibacterial polypropylene pipe material and preparation method thereof, by 1% ~ 15% of polypropylene weight, nano-class antibacterial masterbatch is added in acrylic resin, mix with stirrer, carry out melting heating, obtain the mixture of the acrylic plastering of nano-antibacterial master batch, for the preparation of nano-antibacterial internal layer; Then make the acrylic plastering containing nano-antibacterial carry out synchronous co-extrusion with common plastics, make the tubing comprising acrylic plastering skin and nano-antibacterial internal layer, cooling of finally shaping.
But, by the method Problems existing that antiseptic-germicide and acrylic resin carry out physical mixed be: inorganic antiseptic is not obvious to mould effect, and organic antibacterial agent is not obvious to bacteriological action.About use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin of the present invention and preparation method thereof, yet there are no report.
Summary of the invention
The object of the invention is for deficiency of the prior art, provide a kind of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, this resin has the antibiotic effect of wide spectrum, has faint scent simultaneously.
Of the present invention again one object be that the preparation method of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin is provided.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, described resin is prepared by the feed composition of following weight percent content: polypropylene 60% ~ 84%, small molecules organic antibacterial agent 0.2% ~ 1%, inorganic antiseptic 0.2% ~ 1%, aromatic 0.1% ~ 1%, glass fibre 10% ~ 30%, compatilizer 5% ~ 10%, dispersion agent 0.1% ~ 2%, oxidation inhibitor 0.1% ~ 1%.
Described polypropylene is the mixture of homo-polypropylene, Co-polypropylene or the two arbitrary proportion, and described homo-polypropylene and Co-polypropylene all refer to that quality melt flow rate (MFR) is the polypropylene of 2 ~ 50g/10min under the condition of temperature 230 DEG C, load 21.17N.
Described small molecules organic antibacterial agent is selected from one or more in triclosan, polyethers, quaternary ammonium salt, again guanidine class, alcohols, phenols, pyridines antiseptic-germicide, described inorganic antiseptic to be particle diameter be silver ions zeolite inorganic powder or the silver ions glass inorganic powder of 3 ~ 10 μm.
Described aromatic is solid-state aromatics aromatic.
Described glass fibre is alkali free glass fibre.
Described compatilizer is polypropylene grafted maleic anhydride, and its melting index is 1 ~ 150g/10min, and percentage of grafting is 0.5 ~ 1%.
Described dispersion agent is the mixture of organic wax, stearic amide or the two arbitrary proportion.
Described oxidation inhibitor is Hinered phenols antioxidant, or the compound of Hinered phenols antioxidant and phosphite ester kind antioxidant.
Preferably, described Hinered phenols antioxidant is antioxidant 1010, and described Hinered phenols antioxidant and the compound of phosphite ester kind antioxidant refer to that weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.
For realizing above-mentioned second object, the technical scheme that the present invention takes is:
A preparation method for use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, comprises the following steps:
(1) each raw material is taken according to described weight percent;
(2) by polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 2 ~ 5 minutes, discharging;
(3) mixture of step (2) gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 320 ~ 400r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
The invention has the advantages that:
1, use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin of the present invention adds organic antibacterial agent and inorganic antiseptic in preparation process, to flavus, Aspergillus ochraceus, Penicillium citreo-viride, candidiasis, allusion quotation aspergillus, the multiple mould such as aspergillus versicolor and Penicillium patulum and dysentery bacterium, Salmonella, Bacillus proteus, intestinal bacteria, streptococcus aureus, micrococcus scarlatinae, the various bacteria such as sulphate reducing bacteria have the very strong function killing or suppress procreation, antibacterial range is wide, antibacterium rate reaches more than 99.9%, antifungal can reach 0 grade, antibacterial functional group not easily loses, stable performance, the epidermis of human or animal can not be infiltrated, product of the present invention both had wide spectrum, efficiently, lasting antibacterial, and security is higher,
2, according to actual needs, the aromatic of diverse fragrant flavour can be selected, make to apply the standby washing machine water extraction leaf of this resin-made or washing machine inner tub in use gives clothing specific fragrance;
3, add glass fibre in use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin product, make resin have stronger comprehensive mechanical property, in use not yielding;
4, the present invention adopts response type twin screw extruder to obtain resin through Reaction extrusion preparation under suitable processing condition, and simple process, clean, efficiency is high.
Embodiment
Below embodiment provided by the invention is elaborated.
In embodiments of the invention and comparative example, homo-polypropylene and Co-polypropylene are purchased from Shanghai Petrochemical Co. Ltd., and under the condition of temperature 230 DEG C, load 21.17N, polypropylene quality melt flow rate (MFR) is 2 ~ 50g/10min.Small molecules organic antibacterial agent is selected from the antiseptic-germicide such as triclosan, polyethers, quaternary ammonium salt, again guanidine class, alcohols, phenols, pyridines, inorganic antiseptic is preferably particle diameter at the silver ions zeolite inorganic powder of 3 ~ 10 μm or silver ions glass inorganic powder, also can be other inorganic antiseptics.Aromatic is preferably solid-state aromatics aromatic, and glass fibre is preferably alkali free glass fibre.Compatilizer is preferably polypropylene grafted maleic anhydride, and its melting index is 1 ~ 150g/10min, and percentage of grafting is 0.5 ~ 1%, can also be this area other compatilizers used.Dispersion agent is the mixture of organic wax, stearic amide or the two arbitrary proportion, and described organic wax is preferably polyethylene wax.Oxidation inhibitor is preferably Hinered phenols antioxidant 1010, and it is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168 that the compound of Hinered phenols antioxidant and phosphite ester kind antioxidant is preferably weight ratio.
the impact of embodiment 1, comparative example 1 and comparative example 2 antiseptic-germicide
Polypropylene is homo-polypropylene, and small molecules organic antibacterial agent is triclosan, and inorganic antiseptic is silver ions glass inorganic powder, and compatilizer is polypropylene grafted maleic anhydride, and dispersion agent is polyethylene wax, and oxidation inhibitor is antioxidant 1010.Each raw material is taken according to the weight percent shown in table 1.
The weight percent of each raw material in table 1 embodiment 1, comparative example 1 and comparative example 2
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 2 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 400r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.Masterbatch resin prepared by embodiment 1, comparative example 1 and comparative example 2 is made sheet material respectively, and then carry out performance test, result is as shown in table 2.
The results of property of table 2 embodiment 1, comparative example 1 and comparative example 2 gained resin
As can be seen from Table 2, add the embodiment 1 group of organic antibacterial agent and inorganic antiseptic, the antibacterium rate of its gained resin reaches 99.9%, and antifungal is 0 grade, and when other performances are basically identical, antibacterial effect is obviously better than comparative example 1 group and comparative example 2 groups.
the impact of embodiment 2 and comparative example 3 aromatic
Polypropylene is Co-polypropylene, small molecules organic antibacterial agent is quaternary ammonium salt, inorganic antiseptic is silver ions zeolite inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, dispersion agent is stearic amide, and oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.Each raw material is taken according to the weight percent shown in table 3.
The weight percent of each raw material in table 3 embodiment 2 and comparative example 3
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 5 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 320r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.Masterbatch resin prepared by embodiment 2 and comparative example 3 is made sheet material respectively, and then carry out performance test, result is as shown in table 4.
The results of property of table 4 embodiment 2 and comparative example 3 gained resin
As can be seen from Table 4, the resin prepared by embodiment 2 groups adding aromatic has faint scent, and other performance perameters are also better.
embodiment 3
Homo-polypropylene and the Co-polypropylene of polypropylene to be weight ratio be 1:1, small molecules organic antibacterial agent is triclosan, inorganic antiseptic is silver ions glass inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, dispersion agent is polyethylene wax, and oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.Each raw material is taken according to following weight percent:
Polypropylene 60%, small molecules organic antibacterial agent 1%, inorganic antiseptic 1%, aromatic 0.1%, glass fibre 30%, compatilizer 7.7%, dispersion agent 0.1%, oxidation inhibitor 0.1%.
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 3 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 350r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
embodiment 4
Homo-polypropylene and the Co-polypropylene of polypropylene to be weight ratio be 1:2, triclosan and the polyethers of small molecules organic antibacterial agent to be weight ratio be 1:1, inorganic antiseptic is silver ions glass inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, dispersion agent is polyethylene wax, and oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.Each raw material is taken according to following weight percent:
Polypropylene 84%, small molecules organic antibacterial agent 0.2%, inorganic antiseptic 0.2%, aromatic 0.1%, glass fibre 10%, compatilizer 5.3%, dispersion agent 0.1%, oxidation inhibitor 0.1%.
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 4 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 330r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
embodiment 5
Homo-polypropylene and the Co-polypropylene of polypropylene to be weight ratio be 2:1, the triclosan of small molecules organic antibacterial agent to be weight ratio be 1:1:1, polyethers and alcohols, inorganic antiseptic is silver ions zeolite inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, dispersion agent is polyethylene wax, and oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.Each raw material is taken according to following weight percent:
Polypropylene 60.2%, small molecules organic antibacterial agent 0.3%, inorganic antiseptic 0.8%, aromatic 0.7%, glass fibre 25%, compatilizer 10%, dispersion agent 2%, oxidation inhibitor 1%.
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 4 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 390r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
embodiment 6
Polypropylene is homo-polypropylene, small molecules organic antibacterial agent is pyridines, inorganic antiseptic is silver ions glass inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, dispersion agent is stearic amide, and oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.Each raw material is taken according to following weight percent:
Polypropylene 70%, small molecules organic antibacterial agent 0.5%, inorganic antiseptic 0.5%, aromatic 0.9%, glass fibre 20%, compatilizer 5.9%, dispersion agent 1.5%, oxidation inhibitor 0.7%.
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 3 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 400r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
embodiment 7
Polypropylene is Co-polypropylene, the triclosan of small molecules organic antibacterial agent to be weight ratio be 2:1 and again guanidine class, inorganic antiseptic is silver ions zeolite inorganic powder, glass fibre is alkali free glass fibre, compatilizer is polypropylene grafted maleic anhydride, polyethylene wax and the stearic amide of dispersion agent to be weight ratio be 1:1, oxidation inhibitor is antioxidant 1010.Each raw material is taken according to following weight percent:
Polypropylene 76%, small molecules organic antibacterial agent 0.7%, inorganic antiseptic 0.3%, aromatic 1%, glass fibre 15%, compatilizer 5%, dispersion agent 1%, oxidation inhibitor 1%.
By polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 5 minutes, discharging; The mixture of gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 340r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
the performance test of use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin prepared by embodiment 3 ~ embodiment 7
Masterbatch resin prepared by embodiment 3 ~ embodiment 7 is made sheet material respectively, and then carry out performance test, result is as shown in table 5.
The results of property of table 5 embodiment 3 ~ embodiment 7 gained resin
Use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin of the present invention adds organic antibacterial agent and inorganic antiseptic in preparation process, antibacterial range is wide, antibacterium rate reaches more than 99.9%, antifungal can reach 0 grade, antibacterial functional group not easily loses, stable performance, can not infiltrate the epidermis of human or animal, product of the present invention had both had wide spectrum, efficient, lasting antibacterial, and security is higher.In actual production, the aromatic of diverse fragrant flavour can be selected, make to apply the standby washing machine water extraction leaf of this resin-made or washing machine inner tub in use gives clothing specific fragrance.Owing to adding glass fibre, resin is made to have stronger comprehensive mechanical property, in use not yielding.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the inventive method; can also make some improvement and supplement, these improve and supplement and also should be considered as protection scope of the present invention.
Claims (3)
1. a use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, it is characterized in that, described resin is made up of the raw material of following weight percent content and prepares: polypropylene 77%, small molecules organic antibacterial agent 0.6%, inorganic antiseptic 0.6%, aromatic 0.1%, glass fibre 16.2%, compatilizer 5%, dispersion agent 0.3%, oxidation inhibitor 0.2%, described polypropylene is temperature 230 DEG C, under the condition of load 21.17N, quality melt flow rate (MFR) is the homo-polypropylene of 2 ~ 50g/10min, described small molecules organic antibacterial agent is triclosan, described inorganic antiseptic to be particle diameter the be silver ions glass inorganic powder of 3 ~ 10 μm, described aromatic is solid-state aromatics aromatic, described glass fibre is alkali free glass fibre, described compatilizer is melting index is 1 ~ 150g/10min, percentage of grafting is the polypropylene grafted maleic anhydride of 0.5 ~ 1%, described dispersion agent is polyethylene wax, described oxidation inhibitor is antioxidant 1010.
2. a use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin, it is characterized in that, described resin is made up of the raw material of following weight percent content and prepares: polypropylene 70.2%, small molecules organic antibacterial agent 0.4%, inorganic antiseptic 0.4%, aromatic 0.5%, glass fibre 20%, compatilizer 7%, dispersion agent 1%, oxidation inhibitor 0.5%, polypropylene is temperature 230 DEG C, under the condition of load 21.17N, quality melt flow rate (MFR) is the Co-polypropylene of 2 ~ 50g/10min, described small molecules organic antibacterial agent is quaternary ammonium salt, described inorganic antiseptic to be particle diameter the be silver ions zeolite inorganic powder of 3 ~ 10 μm, described aromatic is solid-state aromatics aromatic, described glass fibre is alkali free glass fibre, described compatilizer is melting index is 1 ~ 150g/10min, percentage of grafting is the polypropylene grafted maleic anhydride of 0.5 ~ 1%, described dispersion agent is stearic amide, described oxidation inhibitor is weight ratio is the antioxidant 1010 of 1:1 and the mixture of irgasfos 168.
3. a preparation method for the use in washing machine broad-spectrum antimicrobial delicate fragrance acrylic resin described in claim 1 or 2, is characterized in that, comprise the following steps:
(1) each raw material is taken according to described weight percent;
(2) by polypropylene, small molecules organic antibacterial agent, inorganic antiseptic, aromatic, compatilizer, dispersion agent and oxidation inhibitor high-speed mixer and mixing 2 ~ 5 minutes, discharging;
(3) mixture of step (2) gained is placed in twin screw extruder extruding pelletization, in extrusion, glass fibre is added at side spout, the rotating speed of twin screw extruder is 320 ~ 400r/min, and it is 185 DEG C, 190 DEG C, 195 DEG C, 195 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 215 DEG C, 200 DEG C that forcing machine sets gradually from the temperature being fed to head.
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| CN103408840B true CN103408840B (en) | 2015-10-28 |
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