CN1701090A - Anti-microbial plastic composition and washing machine comprising the parts manufactured by using the same - Google Patents
Anti-microbial plastic composition and washing machine comprising the parts manufactured by using the same Download PDFInfo
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- CN1701090A CN1701090A CNA2004800009674A CN200480000967A CN1701090A CN 1701090 A CN1701090 A CN 1701090A CN A2004800009674 A CNA2004800009674 A CN A2004800009674A CN 200480000967 A CN200480000967 A CN 200480000967A CN 1701090 A CN1701090 A CN 1701090A
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Abstract
Disclosed are anti-microbial composition, a washing machine including parts manufactured by the same, and a drum washing machine including a stand manufactutred by the same. The anti-microbial plastic composition includes 99.0-99.7% of polypropylene and 0.3-1.0% of an anti-microbial master patch, the anti-microbial master patch having 90% of polypropylene and 5% of isothiazolin compound, and 5% of inorganic compound or 89% of polypropylene, 5% of inorganic compound, and 1% of silver compound. The isothiazolin compound comprises 4,5-dichloro-2-n-octyl-4-isothiazolin-3-non of chemical fformula 1 and 2-N-octyl-4-isothiazolin-3-non of chemical formula 2 at a ratio of 4:1. The inorganic compound is zinc oxide. The washing machine in accordance with the present invention includes the anti-microbial plastic composition, and parts manufactured by the same such that the germs and fungus are prevented from being generated thereof. The drum washing machine in accordance with the present invention includes a cabinet divided into two drawers at the stand thereof.
Description
Technical field
The present invention relates to a kind of antibiotic plastic composition and the washing machine that comprises the parts of making by said composition, more specifically, the antibiotic plastic composition and a kind of roof-mounted washing machine and roller washing machine and a kind of roller washing machine that comprises the support of making by this antibiotic plastic composition that comprises the parts of making by this antibiotic plastic composition that relate to a kind of 99.0-99.7% of comprising polypropylene and 0.3-1.9% antibacterial plastic concentrate.Antibacterial plastic concentrate of the present invention comprises 90% polypropylene, 5% iso thiazolinium compound and 5% mineral compound, perhaps 89% polypropylene, 5% iso thiazolinium compound, 5% mineral compound and 1% silver compound.Iso thiazolinium compound comprises 4,5-two chloro-2-just-octyl group-4-isothiazoline-3-DCOIT and 2-N-octyl group-4-isothiazoline-3-OIT, both ratios are 4: 1, and this mineral compound comprises 5% zinc oxide.
Background technology
In general, washing machine is a kind of effect, the current friction that produces with the agitator rotation, device that the various dirts on clothing and the bedclothes are removed in impact that agitator imposes on clothing by utilizing washing composition.Washing machine by transmitter to the detection of laundry amounts and clothing kind and the automatic setting washing methods is supplied with the washing water of suitable water level according to the value volume and range of product of clothing, so that under the control of minicomputer, wash.
Simultaneously, the operation method of conventional washer is divided into following two kinds of methods: thus a kind of method is by by the belt that is used for power transmission and belt pulley the rotary power of operated motor being transferred to the wash shaft revolving stirrer, the combination of bucket and dehydration barrel in rotating, or be transferred to the combination of dehydrating shaft with bucket and dehydration barrel in rotating; And another kind of method is respectively according to the speed of BLDC motor, is used to wash and the interior bucket that dewaters and the combination of dehydration barrel with different speed rotations.
In addition, also has a kind of washing methods that utilizes the different step of power transmission.In other words, only rotation lentamente of agitator in washing and dehydration, and in dehydration agitator and the dehydration barrel while with high speed rotating.
A kind of method of permeating washing, this method pre-determined direction with high speed rotating in bucket or agitator, simultaneously inwardly bucket sprays the current that extracted and washs.
Fig. 1 schematically shows the conventional washer example of structure, shows the sectional view of roof-mounted washing machine structure.
With reference to this figure, roof-mounted washing machine comprises outer bucket, is supported by a plurality of bearings 4 that are positioned at body skin 1; Interior bucket is positioned at outer bucket 2, by wash shaft 6 rotations, can receive clothing and have a plurality of through holes on inwall; Agitator 5 is combined as a whole in interior barrel 3 lower inside and interior bucket 3; And motor 7, be used to rotate the bucket 3 of the lower end that is positioned at outer bucket 2.
Detergent box is arranged on interior barrel 3 tops, and on water-supply pipe, the washing water that are used for passing through to be provided automatically inject washing composition interior bucket, and weight equalizer 20 is arranged on interior barrel 2 top along its circumferential surface, produce when being used to prevent to dewater and vibrate.
Roof-mounted washing machine washs by the agitators 5 in the bucket 3 in the high speed rotating in one direction.
More specifically, along with interior bucket 3 and agitator 5 high speed rotating in one direction, clothing is attached on the inwall of interior bucket 3 tightly.In this case, the effusive washing water of through hole 3a by interior bucket are transferred back interior bucket 3 by bung 8.Repeat this process, dirt is separated.
Simultaneously, with above cited inverted configuration, the agitator 5 that produces current can be set separately and need not to be combined as a whole with interior bucket 3.In other words, a kind of structure is arranged, in this structure, interior bucket 3 and agitator 5 are with opposite spin, because interior bucket 3 and agitator were arranged in 5 minutes.
And, a kind of washing machine with loop structure is arranged, bucket in the water in the wherein interior bucket is drawn out of and carries back.
Roller washing machine is arranged on the drop that the rotation of rotor wherein produces by utilization and washs, and consequently with beat the effect that clothing is cleaned with rod for beating laundry the same, thereby has that minimizing is twined by clothing and the advantage of the wearing and tearing that cause.
Roller washing machine according to the program of input wash automatically, rinsing, dehydration.
Generally speaking, roller washing machine washs by utilizing the friction between cylinder and the clothing, and after washing composition, washing water and clothing were placed into cylinder, cylinder rotated by the service rating that receives motor.To almost not infringement of clothing, clothing is not wound, and can obtain and by the mode that impacts and rub clothing is washed the same effect.
Fig. 2 shows the stereographic map according to the roller washing machine outward appearance with support of prior art.Fig. 3 schematically shows the sectional view of roller washing machine structure.Hereinafter with reference to accompanying drawing roller washing machine is carried out concise and to the point description.
As shown in Figure 3, roller washing machine comprises bucket 101 that is arranged on housing 100 inside and the cylinder that can be rotatably set in the center of bucket 101 inside.Motor 103 is arranged on the bottom of bucket 101, and motor pulley is arranged on the motor 103.
Simultaneously, drum shaft 111 is arranged on cylinder 102 rear portions, and drum pulley 105 is arranged on the drum shaft 111.By motor pulley 104 being connected with motor 103 with drum pulley 105 on being arranged on drum shaft 111 with 106 (power transmission components).
There is a shortcoming in aforesaid roller washing machine, and the user must be above the waist low when roller washing machine is put into or take out when clothing, and this is that to be arranged on the front surface and the position of body of the washing machine lower because be used to put into or take out the door of clothing.
Therefore, the invention provides a support, can make roller washing machine higher.When roller washing machine is arranged on rough earth, then provide the support that has water level gauge.
As shown in Figure 2, support 2 is arranged on the bottom of roller washing machine 1, be used for the back-up roller washing machine and increase its height.In this example, support 2 comprises leveling supporting leg 2a and the 2b that lays respectively at front side and rear side, is used to make roller washing machine 1 to be in level.
Yet the internal space of the support 2 of roller washing machine 1 does not utilize, and this has caused spatial waste problem.In addition, be not used in the casing of storing washing composition among the figure, and washing composition placed separately, thereby make proximity space become narrower and small.Particularly when washing composition was put into the top of roller washing machine 1, this washing composition may be used for the user and fall down because of carelessness, and this has produced the problem of the surrounding environment of can making dirty.And when changing the parts of roller washing machine 1, the user must walk about and seek parts in each box.
When the parts of washing machine and support are when being made of plastics, be by not made although it has been generally acknowledged that plastics by the material of bacterial contamination, also bacterium and the fungi on the household implements that will often note being made of plastics.
Plastics have different resistibilitys to every kind of bacterium or fungi.Yet when dirt is attached on the plastics, bacterium utilizes this nutrition of plastics and grows and finally exhaust plastics.Purpose antibiotic and antimycotic processing makes plastic prod not have bacterium exactly.This treatment process is divided into following process: melt-blended process is used for adding chemical substance at moulding process in plastics; And last handling process, be used for after molding, the surface being handled.Yet in most cases, plastics adopt melt-blended process.
When using washing machine, black fungi, big visible peristalsis visible intestinal peristalsis bacterium, streptococcus aureus can be grown on washing machine or its support.Generally speaking, the black fungi is grown in moist and dirty place such as bathroom, kitchen or shoe chest easily.The black fungi also is grown on leatherware or the secondhand book.The black fungi is hypersensitive main pathogenic factor.Although intestinal bacteria do not show pathogeneticing characteristic in intestines, if other place that it is put into except that intestines just causes generation of urocystitis, pyelitis, peritonitis and septicemia easily.Antigenic type intestinal bacteria such as O-26, O-55, O-111 are called pathogenic colon bacillus, and this is because it can make the baby suffer from infectious dysentery to the adult.Staphylococcus is a kind of bacterium, be not only and produce food poisoning and be the pathogenic bacterium that produce suppurative illness such as suppuration, otitis media and urocystitis, in Korea S, the food poisoning that it caused is the second largest common food poisoning disease after salmonella food poisoning and vibrios food poisoning.The staphylococcus that has numerous species.Yet, have only the streptococcus aureus that can produce yellow pigment to cause food poisoning.Also there is not at present the staphylococcus of other type to cause the case of food poisoning.When fungal growth on the surface, the user often feels that it is sordid, has damaged outward appearance and has produced unpleasant odor, and changed outward appearance, this has caused the reduction of value of the product to a great extent.Exist a kind of purpose to be indirect de-odorised antibacterial processing method, because in many examples, it is the major cause that produces unpleasant odor that bacterium carries out metabotic change to decomposable enzyme.Microbiotic and antifungal drug have effect and the biologically active basically of inhibition such as bacterium such as bacterium and fungi.It is exactly careful use poison and necessary if this effect is bigger.Can think that the meet accident possibility of accident of the plastic prod that adds microbiotic and antifungal drug is lower, this is because drug concentrations is very low and medicine itself is fixed in the plastics.
In addition, traditional roof-mounted washing machine and each structural element of roller washing machine are made by plastics and stainless steel usually.At structural element is under the situation about being made of plastics, exist owing to the nutrition that comes from washing composition and clothing or pollutent make problem such as the such bacterial growth of microorganism, and make washed clothing pollution problems owing to what the pollution of washing machine produced.
And, from hygienic angle, the problem that exists is, although other structure unit of washing machine is used for washing machine in relevant with washing indirectly position, in washing process owing to the washing water that spill can cause fungi or other bacterial growths on other structure unit.
Summary of the invention
Therefore, the present invention relates to a kind of antibiotic plastic composition and comprise by utilizing the washing machine of the parts that said composition makes, it has avoided the one or more problems that cause owing to the limitation of correlation technique and defective basically.
An object of the present invention is to provide a kind of antimicrobial compound that is used to prevent to produce microorganism and fungi.
Another object of the present invention provides a kind of roller washing machine, and this roller washing machine comprises the parts of being made by antimicrobial compound, thereby prevents to produce the colour-change of microorganism and fungi and smell, outward appearance and to the pollution of clothing.
Another object of the present invention provides a kind of roller washing machine, and this roller washing machine comprises the support of being made by antimicrobial compound and is divided into two drawers and is arranged on casing on the support.
By following explanation or from enforcement of the present invention, other advantage of the present invention, purpose and feature will partly become apparent for the ordinary skill in the art.Purpose of the present invention and other advantage will realize in the structure that specification sheets, claims and description of drawings particularly point out and obtain.
As implement in this article and broadly described, in order to realize above-mentioned purpose of the present invention and other advantage, according to purpose of the present invention, antimicrobial compound comprises 99.0-99.7% polypropylene and 0.3-1.0% antibacterial plastic concentrate, this antibacterial plastic concentrate contains 90% polypropylene, 5% iso thiazolinium compound and 5% mineral compound, perhaps 89% polypropylene, 5% iso thiazolinium compound, 5% mineral compound and 1% silver compound.Iso thiazolinium compound comprises having 4 of Chemical formula 1,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone and have the 2-N-octyl group-4-isothiazoline-3-ketone of Chemical formula 2, both ratios are 4: 1.Mineral compound is a zinc oxide.
According to a further aspect in the invention, roof-mounted washing machine comprises interior bucket, outer bucket, agitator, lid, detergent box, water shoot and inner cap, and roller washing machine comprises bucket, detergent box, water shoot and handle.The antimicrobial compound that is used for washing machine comprises 99.0-99.7% polypropylene, 0.3-1.0% antibacterial plastic concentrate, this antibacterial plastic concentrate comprises 90% polypropylene, 5% iso thiazolinium compound and 5% mineral compound, perhaps 89% polypropylene, 5% iso thiazolinium compound, 5% mineral compound and 1% silver compound.Iso thiazolinium compound comprises having 4 of Chemical formula 1,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone (DCOIT) and have the 2-N-octyl group-4-isothiazoline-3-ketone (OIT) of Chemical formula 2, both ratios are 4: 1.This mineral compound is a zinc oxide.
According to a further aspect in the invention, the roller washing machine that comprises pedestal comprises the casing that is divided into two drawers.This support comprises 99.0-99.7% polypropylene and 0.3-1.0% antibacterial plastic concentrate, this antibacterial plastic concentrate comprises 90% polypropylene, 5% iso thiazolinium compound and 5% mineral compound, perhaps 89% polypropylene, 5% iso thiazolinium compound, 5% mineral compound and 1% silver compound.Iso thiazolinium compound comprises having 4 of Chemical formula 1,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone (DCOIT) and have the 2-N-octyl group-4-isothiazoline-3-ketone (OIT) of Chemical formula 2, both ratios are 4: 1.This mineral compound is a zinc oxide.
The parts of washing machine are to make according to the general method that uses the antibiotic plastic compound, and the antibiotic plastic composition comprises 99.0-99.7% polypropylene and 0.3-1.0% antibacterial plastic concentrate, so that prevent the generation of bacterium and fungi in the use of washing machine.If be used in same area of the present invention, then be not limited to use polypropylene to be used for the antibiotic plastic composition.Especially, it is desirable to use a kind of product that is called " MT42 " by LG chemistry introducing market.Preparation comprises the antibiotic plastic composition of 99.0-99.7% polypropylene and 0.3-1.0% antibacterial plastic concentrate according to conventional methods.
It is desirable to iso thiazolinium compound and comprise having 4 of Chemical formula 1,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone and have the 2-N-octyl group-4-isothiazoline-3-ketone of Chemical formula 2, both ratios are 4: 1.If this ratio is not 4: 1, in the environment that parts use, just be difficult to obtain sterilizing ability so.DCOIT has the intensive sterilizing ability and OIT has lasting sterilizing ability.In antibiotic plastic composition according to the present invention, this mineral compound is a zinc oxide.
The antibacterial plastic concentrate of antibiotic plastic compound comprises and has the extremely strong sterilizing ability and the silver compound of antibacterial effect according to the present invention.Any silver compound can be applied to be not particularly limited among the present invention.Can also use silver separately.
Chemical formula 1:
4,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone;
Chemical formula 2:
2-N-octyl group-4-isothiazoline-3-ketone.
Be understandable that aforesaid general remark of the present invention and following detailed description all are exemplary with illustrative, and are used for to the further explanation that the invention provides in the claim.
Description of drawings
Accompanying drawing is used for understanding the present invention further and comprises a part that has constituted the application in this application, and accompanying drawing shows embodiments of the invention and with specification sheets inventive principle made an explanation.In the accompanying drawings:
Fig. 1 schematically shows the sectional view of traditional roof-mounted washing machine;
Fig. 2 shows the stereographic map of the roller washing machine outward appearance with traditional upholder;
Fig. 3 schematically shows the sectional view of conventional rollers washing machine structure;
Fig. 4 shows the stereographic map according to roller washing machine outward appearance of the present invention, and this washing machine has the casing that is arranged on the support, and is divided into two drawers;
Fig. 5 shows according to the present invention according to Halo and tests test result photo behind the anti-microbial effect of antimicrobial plastics composite;
Fig. 6 shows according to the present invention according to drippage and tests test result photo behind the anti-microbial effect of antibiotic plastic composition.
Embodiment
To embodiment be shown in the accompanying drawing to being elaborated of the preferred embodiments of the present invention below.Under possible situation, the same or similar parts in institute's drawings attached are all represented with identical drawing reference numeral.
Fig. 4 is the stereographic map according to roller washing machine outward appearance of the present invention, and this washing machine comprises the casing that is arranged on the support and is divided into two drawers.As shown in Figure 4, the present invention includes roller washing machine 1, be used to guarantee roller washing machine 1 height and make its support that is in level 2 ' and be arranged on support 2 ' and casing 100 and 100 of separating with the drawer form '.Simultaneously, the invention is not restricted to the foregoing description, under the prerequisite that does not depart from the spirit and principles in the present invention, can modifications and variations of the present invention are.
For example, in the above-described embodiments, there are two drawers on the upholder.Yet according to the size of support, drawer can be that the article in two or the more and drawer can according to type carry out proper classification.
Antibacterial plastic concentrate is to be that the iso thiazolinium compound of 4: 1 blended 5% is made by absorbing polypropylene that 5% mineral compound is zinc oxide and 90% and DCOIT and OIT with ratio.The parts of washing machine are by making 0.3% antibacterial plastic concentrate and 99.7%MT42 mixing.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.4% antibacterial plastic concentrate is mixed with 99.6%MT42.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.5% antibacterial plastic concentrate is mixed with 99.5%MT42.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.6% antibacterial plastic concentrate is mixed with 99.4%MT42.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.7% antibacterial plastic concentrate is mixed with 99.3%MT42.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.8% antibacterial plastic concentrate is mixed with 99.2%MT42.
Embodiment 7
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 0.9% antibacterial plastic concentrate is mixed with 99.1%MT42.
The parts of washing machine are to make with the method identical with embodiment 1, and difference is, 1.0% antibacterial plastic concentrate is mixed with 99.0%MT42.
Antibacterial plastic concentrate is by to absorb 5% mineral compound be zinc oxide and 1% silver medal and be that 5% iso thiazolinium compound that 4: 1 DCOIT and OIT mix is made by 80% polypropylene and ratio.The parts of washing machine are by making 0.3% antibacterial plastic concentrate and 99.7%MT42 mixing.
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 0.4% antibacterial plastic concentrate is mixed with 99.6%MT42.
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 0.5% antibacterial plastic concentrate is mixed with 99.5%MT42.
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 0.6% antibacterial plastic concentrate is mixed with 99.4%MT42.
Embodiment 13
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 0.7% antibacterial plastic concentrate is mixed with 99.3%MT42.
Embodiment 14
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 0.8% antibacterial plastic concentrate is mixed with 99.2%MT42.
Embodiment 15
The component of washing machine are to make with the method identical with embodiment 9, and difference is, 0.9% antibacterial plastic concentrate is mixed with 99.1%MT42.
Embodiment 16
The parts of washing machine are to make with the method identical with embodiment 9, and difference is, 1.0% antibacterial plastic concentrate is mixed with 99.0%MT42.
Comparative example 1
Part of washing machine is by utilizing 0.4% antibacterial plastic concentrate, promptly the chemical bactericide of selling in market (chemcide) 10,10 '-oxidation two phenoxy group arsenic (OBPA) and make.This chemical preparations comprises 95% polypropylene and 5%OBPA.
Comparative example 2
The parts of washing machine are to use the method identical with embodiment 1 to make, and difference is, uses silver and zinc to replace zinc oxide.
From following examples and Comparative Examples, can obtain the anti-microbial effect of compound before being molded as parts of parts, detect anti-microbial effect according to parts of the present invention with this.
Halo test: 3 * 10
6Staphylococcus (S.aureus) and intestinal bacteria (E.coli) be coated on each NA position of paving ware, before the molding upholder, the compound of making support in the first to the 16 embodiment and first to second comparative example is placed in the size range of 2.5 * 2.5m, cultivated 24 hours.
Equally, under the situation of fungi, the black-koji mould (A.niger) of 200 μ 1 is coated on PDA paves on the ware, be placed in the size range of 2.5 * 2.5cm, cultivated 24 hours down at 25 ℃.By determining whether can produce the clear area around the sample, can determine antibacterial.
The test result of Halo test is described among table 1 and Fig. 5.The result of embodiment 1-8 and embodiment 9-16 is just the same, has therefore only disclosed the result of embodiment 1 and comparative example 1 and 2.
[table 1]
| Intestinal bacteria | Golden yellow staphylococcus | Fungi | |||||||||
| Embodiment 1 | ??- | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 |
| Embodiment 2 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 3 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 4 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 5 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 6 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 7 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 8 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 9 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 10 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 11 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 12 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 13 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 14 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 15 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 16 | ?1 | ?1.1 | ?1.2 | ?1.2 | ?1.5 | ?0.7 | ?0.8 | ?0.8 | ?0.9 | ?0.9 | |
| Embodiment 1 | ?0 | ?0 | ?0 | ?0.3 | ?0.4 | ?0.05 | ?0.05 | ?0.1 | ?0.1 | ?0.1 | |
| Embodiment 2 | ?0.05 | ?0.1 | ?0.1 | ?0.2 | ?0.2 | ??????????????????????- | |||||
It is cm that "-" expression does not have effect, unit.
As table 1 and shown in Figure 5, the clear area among the embodiment 1 will be much larger than the clear area in comparative example 1 and 2.
Shake Flask test: streptococcus aureus and fungi are inoculated in the erlenmeyer flask in the LB liquid, in this case, 10 μ l in the compound sample in embodiment and the comparative example are added in the size range of 1 * 1cm wherein, and under 37 ℃ of C wave and culture 24 hours.
Before seed sample, from flask, take out 100 μ l, 10 μ l and 1 μ l respectively and be coated on NB and pave on the ware, be used for making control group.
After cultivating, take out 100 μ l and 10 μ l culture sample respectively and be coated on the NB tiling ware to measure number of bacteria.Test result is as shown in table 2.
[table 2]
| Bacterial species | Sample | Unit | Fs bacterium quantity | After 24 hours | Inhibiting rate (%) |
| Streptococcus aureus | Embodiment 1 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 |
| Embodiment 2 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 3 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 4 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 5 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 6 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 7 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 8 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 9 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 10 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 11 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 12 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 13 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 14 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 15 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Embodiment 16 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Comparative example 1 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Comparative example 2 | ?CFU/ml | ?5.0×10 5 | ＜1 | ?99.9 | |
| Intestinal bacteria | Embodiment 1 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 |
| Embodiment 2 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 3 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 4 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 5 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 6 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Intestinal bacteria | Embodiment 7 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 |
| Embodiment 8 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 9 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 10 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 11 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 12 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 13 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 14 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 15 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Embodiment 16 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?14.6 | |
| Comparative example 1 | ?CFU/ml | ?6.0×10 5 | 6.4×10 8 | ?15.3 | |
| Comparative example 2 | ?CFU/ml | ?6.0×10 5 | 5.2×10 8 | ?31.3 |
As shown in table 2, in the sample according to embodiment 1-16, the quantity of streptococcus aureus has been reduced to below 1 and inhibiting rate is 99%.
Sample drippage test:, a PDA is dropped on the liquid crystal in order to confirm antibacterial effect for the fungi of liquid crystal surfactant.This solution is inoculated black-koji mould (A.niger) and is obtained 25 ℃ of following cultivations 72 hours.
Utilize the drippage test that embodiment 1-16 and comparative example 1 and 2 are tested, the test result of all embodiment is just the same, therefore only has the test result of embodiment 1 and comparative example 1 and 2 to disclose in Fig. 6.
The anti-microbial effect test result is almost completely the same in these embodiments, thereby 0.3% antibacterial plastic concentrate used according to the invention is most economical.
Simultaneously, the invention is not restricted to above embodiment, without departing from the spirit and scope of the present invention, can modifications and variations of the present invention are.
As previously mentioned, because such as on the such microorganism or pollutent or nutrition from clothing of flat lice and bacterium, so washing machine inside or washing water are contaminated.By replacing with the antibiotic plastic composition,, therefore not only played the effect of cleaning washing machine inside, and clothing is kept clean owing to suppressed other bacterium with the parts of washing water or moisture contact position.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
In other words, antibiotic plastic according to the present invention be applied to the parts of top load mode washing machine such as interior bucket, outer bucket, agitator, lid, detergent box, water shoot and inner cap (guiding the structure of current, interior case) and roller washing machine parts such as bucket, detergent box, water shoot, raise one's hand, pillar and the plastic components that contacts with washing water or water.Antimicrobial substance is not limited to a kind of.
Industrial applicibility
The present invention relates to a kind of antibiotic plastic composition, can be used for the part of washing machine of roof-mounted washing machine and roller washing machine. In the process of using the washing machine of being made by the antibiotic plastic composition, can prevent bacterium and fungi. In addition, the support at roller washing machine is provided with casing and is divided into two drawers.
Claims (8)
1. antimicrobial compound comprises:
The 99.0-99.7% polypropylene; And
0.3-1.0% antibacterial plastic concentrate, described antibacterial plastic concentrate contain 90% polypropylene, 5% iso thiazolinium compound and 5% mineral compound, perhaps 89% polypropylene, 5% iso thiazolinium compound, 5% mineral compound and 1% silver compound.
2. antimicrobial compound according to claim 1, wherein, described iso thiazolinium compound comprises having 4 of Chemical formula 1,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone and 2-N-octyl group-4-isothiazoline-3-ketone with Chemical formula 2, described 4,5-two chloro-2-just-ratio of octyl group-4-isothiazoline-3-ketone and described 2-N-octyl group-4-isothiazoline-3-ketone is 4: 1, wherein:
Chemical formula 1 is:
Its name be called: 4,5-two chloro-2-just-octyl group-4-isothiazoline-3-ketone;
Chemical formula 2 is:
Its name is called: 2-N-octyl group-4-isothiazoline-3-ketone.
3. antimicrobial compound according to claim 1, wherein, described mineral compound is a zinc oxide.
4. antimicrobial compound according to claim 2, wherein, described mineral compound is a zinc oxide.
5. a roof-mounted washing machine comprises the parts of making by according to the described antibiotic plastic composition of each claim among the claim 1-4.
6. a roller washing machine comprises the parts of making by according to the described antibiotic plastic composition of each claim among the claim 1-4.
7. a roller washing machine comprises the support of making by according to the described antibiotic plastic composition of each claim among the claim 1-4.
8. roller washing machine according to claim 7 also comprises the casing that is divided into two drawers.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030029826 | 2003-05-12 | ||
| KR20030029826 | 2003-05-12 | ||
| KR1020030061012 | 2003-09-02 | ||
| KR1020030061011 | 2003-09-02 | ||
| KR1020040033368 | 2004-05-12 |
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| Publication Number | Publication Date |
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| CN1701090A true CN1701090A (en) | 2005-11-23 |
| CN100404607C CN100404607C (en) | 2008-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004800009674A Expired - Fee Related CN100404607C (en) | 2003-05-12 | 2004-05-12 | Anti-microbial plastic composition and washing machine comprising the parts manufactured by using the same |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100565671B1 (en) |
| CN (1) | CN100404607C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917843A (en) * | 2007-12-31 | 2010-12-15 | 阿塞里克股份有限公司 | A washer |
| CN102057952A (en) * | 2006-11-14 | 2011-05-18 | 罗门哈斯公司 | Microbicide combinations containing silver |
| CN101453899B (en) * | 2006-05-26 | 2012-07-18 | 阿奇化工公司 | Isothiazolinone biocides enhanced by zinc ions |
| CN105462071A (en) * | 2015-12-30 | 2016-04-06 | 天津金发新材料有限公司 | Low-odor antibacterial thermoplasticity polymer composition and preparation method thereof |
| CN109293838A (en) * | 2018-08-31 | 2019-02-01 | 汕头市远生实业有限公司 | A kind of novel graft antibacterial polypropylene and its preparation process |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100752556B1 (en) | 2006-01-27 | 2007-08-29 | 삼성토탈 주식회사 | High rigidity ? anti-bacterial polypropylene resin composition for Drum Washing Machine tub |
| KR100980286B1 (en) * | 2008-06-02 | 2010-09-06 | 주식회사 중일테크 | Antimicrobial plastics and antimicrobial oil paint |
| KR101507680B1 (en) * | 2014-02-12 | 2015-03-31 | 광주보건대학산학협력단 | Cassette for dental instrument |
| KR102204904B1 (en) | 2018-11-29 | 2021-01-20 | 주식회사 그린폴리머 | Manufacturing method of antibacterial plastics molded articles for parts of air cleaner |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3150722B2 (en) * | 1991-07-17 | 2001-03-26 | 大和化学工業株式会社 | Antifungal composition for plastics |
| JPH0892019A (en) * | 1994-09-27 | 1996-04-09 | Sekisui Chem Co Ltd | Antimicrobial resin composition |
-
2004
- 2004-05-12 KR KR1020040033368A patent/KR100565671B1/en not_active IP Right Cessation
- 2004-05-12 CN CNB2004800009674A patent/CN100404607C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453899B (en) * | 2006-05-26 | 2012-07-18 | 阿奇化工公司 | Isothiazolinone biocides enhanced by zinc ions |
| CN102057952A (en) * | 2006-11-14 | 2011-05-18 | 罗门哈斯公司 | Microbicide combinations containing silver |
| CN101180967B (en) * | 2006-11-14 | 2013-01-23 | 罗门哈斯公司 | Microbicide combinations containing silver |
| CN102057952B (en) * | 2006-11-14 | 2014-07-02 | 罗门哈斯公司 | Microbicide combinations containing silver |
| CN101917843A (en) * | 2007-12-31 | 2010-12-15 | 阿塞里克股份有限公司 | A washer |
| CN101917843B (en) * | 2007-12-31 | 2014-03-05 | 阿塞里克股份有限公司 | Washer |
| CN105462071A (en) * | 2015-12-30 | 2016-04-06 | 天津金发新材料有限公司 | Low-odor antibacterial thermoplasticity polymer composition and preparation method thereof |
| CN109293838A (en) * | 2018-08-31 | 2019-02-01 | 汕头市远生实业有限公司 | A kind of novel graft antibacterial polypropylene and its preparation process |
| CN109293838B (en) * | 2018-08-31 | 2021-06-08 | 汕头市远生实业有限公司 | Grafted antibacterial polypropylene and preparation process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100565671B1 (en) | 2006-03-30 |
| CN100404607C (en) | 2008-07-23 |
| KR20040097935A (en) | 2004-11-18 |
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