WO2017023012A1 - Lave-linge à élément d'absorption de l'humidité - Google Patents

Lave-linge à élément d'absorption de l'humidité Download PDF

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Publication number
WO2017023012A1
WO2017023012A1 PCT/KR2016/008241 KR2016008241W WO2017023012A1 WO 2017023012 A1 WO2017023012 A1 WO 2017023012A1 KR 2016008241 W KR2016008241 W KR 2016008241W WO 2017023012 A1 WO2017023012 A1 WO 2017023012A1
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WO
WIPO (PCT)
Prior art keywords
moisture absorption
porous aluminosilicate
washing machine
tub
moisture
Prior art date
Application number
PCT/KR2016/008241
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English (en)
Korean (ko)
Other versions
WO2017023012A8 (fr
Inventor
정상윤
최권일
전신희
이대기
오명환
Original Assignee
주식회사 엘지화학
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020160094947A external-priority patent/KR102053323B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to US15/567,488 priority Critical patent/US10443175B2/en
Priority to CN201680028524.9A priority patent/CN107690491B/zh
Publication of WO2017023012A1 publication Critical patent/WO2017023012A1/fr
Publication of WO2017023012A8 publication Critical patent/WO2017023012A8/fr

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/26—Heating arrangements, e.g. gas heating equipment

Definitions

  • the present invention relates to a washing machine, and more particularly, to a dry combined drum washing machine provided with a moisture absorbing member.
  • Drum washing machine is a device for washing laundry by rotating the drum by the driving force of the motor in a state in which detergent, washing water and laundry in the drum.
  • Such a drum washing machine has advantages of less damage to laundry, less tangling of laundry, and less water usage.
  • a combined drum washing machine capable of drying laundry by blowing hot air into the drum through a drying duct.
  • Such a dry combined drum washing machine selectively or continuously performs a washing stroke, a rinse stroke, a dehydration stroke, a drying stroke, and the like.
  • FIG. 1 is a side cross-sectional view schematically showing the main configuration of a conventional combined drying drum washing machine.
  • a drum washing machine generally includes a cabinet 10 having a laundry inlet formed on a front surface thereof, a door 11 installed to be opened and closed at a laundry inlet of the cabinet 10, and washing water inside the cabinet 10.
  • a tub 20 installed to store the drum, a drum 22 rotatably installed in the tub 20, and a motor 50 installed in the tub 20 to transmit driving force to the drum 22. It is composed.
  • a drying duct 60 and a male duct 70 are installed.
  • a heater 63 and a blowing fan 67 are installed in the drying duct 60 to discharge hot air into the tub 20.
  • the drying duct 60 and the male duct 70 are installed to communicate with each other and at the same time communicate with the inside of the drum 22.
  • the tub 20 is formed with an intake port through which the hot air is drawn through the drying duct 60 and an exhaust port through which the air is discharged to the male duct 70.
  • the expansion duct 70 is provided with a water supply nozzle 75 for supplying water angle so as to expand the moisture in the air.
  • the user opens the door 11, puts laundry into the drum 22, and closes the door 11 to seal the drum 22.
  • the water supply device 15 waters the water.
  • the water supplied is heated by the heater 17 and mixed with the detergent of the cesegong 12 and then supplied to the inside of the tub 20, introduced into the drum 22 through the through hole, and wetted with laundry.
  • the motor 50 is driven to rotate the drum 22 for a set washing time, the contaminated water in the tub 20 is drained out of the washing machine through the drain hose 83 by the drain pump 80. .
  • the present invention is to provide a washing machine that enables the reduction of energy required in the washing and drying stroke.
  • the atomic ratio of Si / Al is 15 or less, and V meso and
  • the total pore volume defined as the sum of the total Vmicro specific volume V is equipped with a moisture absorption member which comprises a porous aluminosilicate is less than 0.3 cmVg washing machine is provided with:
  • V meso is a Barrett-Joiner-Hellenda (BJH) cumulative volume for mesoprocessing of 2 to 300 nm
  • the washing machine is a washing machine
  • a door 11 installed to be opened and closed at the laundry inlet
  • Tub 20 installed to store the wash water in the cabinet
  • a motor 50 installed in the tub and transmitting a driving force to the drum, and fixed to an outer circumferential surface of the upper side of the tub, with both ends of the tub
  • a drying duct (60) connected to an intake port and an exhaust port to circulate hot air into the drum;
  • a moisture absorbing member 65 including the porous aluminosilicate, a heater 63 attached to an outer circumferential surface of the moisture absorbing member and heating the moisture absorbing member and air, and a blowing fan for circulating air ( 67) is built in.
  • a washing machine according to an embodiment of the present invention will be described.
  • the meaning of "include” as used herein specifies a particular characteristic, region, integer, step, operation, element or component, excluding the addition of other specific characteristics, region, integer, step, operation, element, or component. It is not meant to be.
  • the atomic ratio of Si / Al is 15 or less
  • a washing machine is provided with a hygroscopic member comprising a porous aluminosilicate having a total specific volume V tot al of pores defined by the volume sum of V meso and Vmicro of at least 0.3 Cm 3 / g:
  • V meso is a Barrett-Joiner-Hellenda (BJH) cumulative volume for mesopores having a pore size of 2 to 300 nm,
  • BJH Barrett-Joiner-Hellenda
  • V meso of the porous aluminosilicate is 0.05 cmVg or more or 0.05 to 1.0 cmVg may be advantageous for the expression of various properties according to the present invention.
  • V meso is 0 ⁇ 5 cmVg or more, or At least 0.09 cmVg, or at least 0.1 cmVg, or at least 0.15 cm 3 / g, or at least 0.2 cmVg, or at least 0.25 cmVg, or at least 0.5 cm 3 / g; 1.0 cmV or less, black may be 0.6 cm 3 / g or less, black may be 0.55 cm 3 / g or less.
  • Vmi cr... Of the porous aluminosilicate may be more than 0 ⁇ 1 cmVg or 0.01 to 0.5 cm 3 / g, which may be advantageous for expression of various properties according to the present invention.
  • the Vndcro is 0.01 cmVg or more, or 0 ⁇ 3 cmVg or more, or 0.06 cmVg or more, or 0.09 cm 3 / g or more, 0.1 cm 3 / g or more, or 0.15 cm or more, or 0.2 cmVg or more, or 0.25 cm 3 / g or greater;
  • 0.5 cmVg or less, black may be 0.3 cm 3 / g or less, black may be 0.28 cmVg or less.
  • Vtotai may be 0.3 cm 3 / g or more, black is 0.32 cm 3 / g or more, or 0.34 cmVg or more; 0.8 cm 3 / g or less, or 0.7 cm 3 / g or less, black may be 0.65 cmVg or less.
  • the porous aluminosilicate may have an argon adsorption Brunner-Emmett-Teller (BET) surface area of 200 to 850 m 2 / g black or more than 200 rnVg.
  • BET Brunner-Emmett-Teller
  • the BET surface area may be 200 m 2 / g or more, black 250 mVg or more, or 300 m 2 / g or more, or 350 n / g or more, and black may be 370 mVg or more; 850 mVg or less, or 800 m 2 / g or less, black may be 750 n / g or less, or 730 mVg or less.
  • porous aluminosilicates exhibiting all the above-described characteristics, for example, pore volume characteristics, specific surface areas, and the like, are subjected to conditions in a drying duct of a washing machine. Under the conditions of normal temperature and high humidity, excellent moisture absorption characteristics can be exhibited and high moisture absorption can be exhibited. Therefore, the drying process of the laundry can be appropriately performed by using the hygroscopic member including such porous aluminosilicate.
  • the moisture absorption process of the porous aluminosilicate corresponds to the exothermic reaction, so that the heat of adsorption generated at this time may be used for heating the air for drying. Therefore, it is possible to greatly reduce the energy used or lost in the drying stroke, or to proceed with the drying stroke substantially without additional energy input.
  • the porous aluminosilicate is 25 ° C and under a relative humidity of 95%
  • the moisture absorption amount which is defined by the following formula 1, which is included in one embodiment the moisture absorption member (%; 25 ° C, 95% RH) 22
  • the moisture absorption amount may be excellent as much as% or more or 22 to 50%, and the heat of adsorption may also be generated according to the high moisture absorption amount. Therefore, the moisture absorbing member of this embodiment can be preferably used in the drying stroke of the washing machine to exhibit an energy saving effect:
  • Moisture absorption (%; 25 ° C., 95% RH) [W (g) / AS (g)] * 100
  • AS (g) represents the weight of the porous aluminosilicate
  • the stratified V meso range of 0.05 cmVg or more or 0.05 to 1.0 cm 3 / g. Accordingly, the rate of natural dehumidification can be further increased.
  • the porous aluminosilicate included in the moisture absorption member of one embodiment has a relative moisture absorption ratio of 1.2 or more, black is 1.22 to 5.0, black is 1.24 to 3.0, and the relative humidity is 95. By lowering from 50% to 50%, very high levels of spontaneous dehumidification (e.g., about 30% or more) can be achieved without extra energy input:
  • Moisture absorption ratio by relative humidity moisture absorption (%; 25 ° C, 95% RH) / moisture absorption (%; 25 ° C, 50% RH)
  • moisture absorption (%; 25 ° C, 95% RH ) Represents the moisture absorption defined by the above formula 1
  • the moisture absorption amount (%; 25 ° C, 50% RH) is lowered from 95% to 50% relative humidity when dehumidification from the porous aluminosilicate
  • Wl (g) represents the weight of the water absorbed maximum by the porous aluminosilicate of AS (g) after dehumidification proceeds. .
  • the moisture absorbing member of the embodiment can also reduce the amount of energy used to dehumidify moisture from the drying stroke once.
  • the porous aluminosilicate that does not satisfy the characteristics of the embodiment is applied, it is confirmed that energy consumption is inevitably increased due to relatively poor dehumidification.
  • the moisture absorbing member of the embodiment can achieve a large energy saving effect by reducing energy use or loss of the washing machine.
  • the porous aluminosilicate exhibiting the above-described characteristics has previously been Among the commercially available porous aluminosilicates, those showing gastric properties may be selected and used, or may be manufactured and used directly.
  • porous aluminosilicates in the form of zeolites in which cations of alkali metals, alkaline earth metals or transition metals such as Ca cations, Na cations, K cations or Fe cations are bonded to the anions of aluminosilicates.
  • zeolites in which cations of alkali metals, alkaline earth metals or transition metals such as Ca cations, Na cations, K cations or Fe cations are bonded to the anions of aluminosilicates.
  • porous aluminosilicate may be represented by Formula 1 below:
  • M represents an alkali metal, an alkaline earth metal or a transition metal
  • X and y each independently represent a positive number
  • a, b and c are A number of zero or more is represented (where a + b is a positive number).
  • M may be Ca, Na, K, or Fe
  • X, y, a, b, and c may be determined in consideration of the valence of each constituent element or ion.
  • the atomic ratio of Si / Al in the porous aluminosilicate is 15 or less, or more than 1 and 15 or less, it may be advantageous for the above-mentioned expression.
  • the atomic ratio of Si / Al may be 15 or less, black may be 13.5 or less, or 13 or less, and black may be 12.5 or less; Greater than 1.0, black may be 1.1 or greater, or 1.2 or greater.
  • examples of the commercially available porous aluminosilicate include BEA type or 13X type zeolite.
  • suitable methods for producing porous aluminosilicates exhibiting the above-mentioned characteristics include a method of preparing by coupled reaction of the coupled alumino-mediated dissolution and precipitation of the porous aluminosilicate precursor in an aqueous medium.
  • silicon sources humide silica, silicate, aluminosilicate, clay, mineral, metakaolin, activated clay, fly ash, slag, pozzolane, etc.
  • aluminum sources alumina, aluminate, aluminum salt, clay, metakaolin, activated clay, fly ash, slag, pozzolane, and the like may be used.
  • a basic or alkaline solution e.g. sodium hydroxide solution
  • the above-described heat treatment is performed by heat treating a geopolymer resin satisfying a specific metal atomic ratio under atmospheric pressure and low temperature (for example, 60 to 80 ° C., preferably 65 to 75 ° C.). Porous aluminosilicates exhibiting properties can be obtained.
  • the porous aluminosilicate exhibiting the above-described characteristics can be used as a moisture absorbing member of one embodiment by itself, or by adding an appropriate additive or the like can be prepared and used the moisture absorbing member of one embodiment.
  • the kind of the additive which can be used is not particularly limited, and any additive known to be included in the hygroscopic member can be used.
  • a door 11 installed to be opened and closed at the laundry inlet
  • Tub 20 installed to store the wash water in the cabinet
  • a motor 50 installed in the tub and transmitting a driving force to the drum, and fixed to an outer circumferential surface of the upper side of the tub, and both ends of which are connected to an inlet and an exhaust port of the tub to circulate hot air into the drum And duct 60.
  • the fan 67 is built in.
  • the washing machine according to the embodiment of the present invention shown in FIG. 2 further includes a moisture absorbing member 65 provided in the drying duct 60, as compared with the conventional washing machine shown in FIG. 1, and includes a male duct 70 and a water supply nozzle. Does not include (75).
  • the expansion duct 70 is a means for lowering humidity by condensing low temperature and humid air discharged from the drum 22 when performing a drying stroke, and the water supply angle supplied through the water supply nozzle 75. Flow.
  • the washing machine according to the embodiment of the present invention is provided with a moisture absorbing member 65 including porous aluminosilicate that meets the above-described characteristics, and can exhibit excellent moisture absorption characteristics under high humidity conditions. It is possible to carry out the construction stroke without any means of estimating.
  • the moisture absorption process of the porous aluminosilicate included in the moisture absorption member 65 corresponds to the exothermic reaction, so that the heat of adsorption generated at this time can be used for heating the air for performing the drying stroke.
  • the energy used or lost in the drying stroke can be greatly reduced, or the drying stroke can be carried out substantially without extra energy input.
  • porous aluminosilicate that meets the above-described characteristics can be subjected to significant natural dehumidification only by lowering the relative humidity. Therefore, natural dehumidification can be made from the moisture absorption member 65 when the relative humidity becomes low after completion of a drying stroke. If necessary, the heater 63 and the blower fan 67 may be operated in the washing stroke so that dehumidification of the moisture absorbing member 65 may be performed.
  • the heat accumulation may occur in the dehumidification process of the porous aluminosilicate included in the moisture absorbing member 65, and the heat storage may also be used as energy for heating water in the washing stroke.
  • the moisture absorbing member 65 includes the above-mentioned porous aluminosilicate.
  • the porous aluminosilicate may be layered in any container.
  • the moisture absorbing member 65 may be mounted inside or on one sidewall of the drying duct 60.
  • the moisture absorbing member 65 may be provided inside the drying duct 60 in a state in which the moisture absorbing member 65 is coupled to the heater 63, in which a flow path of humid air circulated by the blowing fan 67 is absorbed. It may be provided at a position capable of penetrating or contacting the member 65.
  • the washing machine may selectively or continuously perform a washing stroke, a rinse stroke, a dewatering stroke, and a drying stroke in the following manner with reference to FIG. 2.
  • the user opens the door 11, puts laundry into the drum 22 and closes the door 11 to seal the drum 22.
  • the water supply device 15 waters the water.
  • the water supplied is heated by the heater 17, mixed with the detergent of the detergent container 12, and then supplied into the tub 20, and introduced into the drum 22 through the through hole and wetted with laundry.
  • the washing machine through the contaminated water drain hose (83) in the tub 20 by the then motor 50 is driven is set laundry 'time the drum 22 rotates to come over, the drain pump (80) outside Drained.
  • power may be applied to the heater 63 and the blowing fan 67 in the drying duct 60 to dehumidify the moisture absorbing member 65 as necessary.
  • the male heat generated in the dehumidification process of the moisture absorbing member 65 may be introduced into the drum 22 and used as energy for heating water.
  • clean water is supplied into the tub 20 through the water supply device 15, and the motor 50 is driven for the set rinse time.
  • the motor 50 is stopped, the drain pump 80 is pumped, and the water containing bubbles in the tub 20 is drained out of the washing machine through the drain hose 83.
  • the motor 50 is driven to set the drum 22 at high speed for the set dehydration time.
  • the laundry in the drum 22 is dehydrated by centrifugal force.
  • the drain pump 80 is pumped so that the water discharged from the laundry is drained to the outside of the washing machine through the drain hose 83.
  • the drying stroke is started, power is applied to the heater 63 and the blowing fan 67 of the drying duct 60, and the generated hot air is introduced into the drum 22 by the guide of the drying duct 60. .
  • the hot air in the drum 22 is converted into low temperature and humid air while the laundry is heated and dried, and the low temperature and humid air is discharged to the drying tuft 60 through the exhaust port of the tub 20.
  • the low temperature means a temperature (for example, room temperature) lower than the temperature of the air heated by the heater.
  • the low temperature and humid air supplied to the drying tuck 60 is circulated by the blowing fan 67 toward the moisture absorbing member 65, and loses moisture by moisture absorption at the moisture absorbing member 65 and is dried. This series of steps is repeated to dry the laundry.
  • the dehumidification process of the moisture absorbing member 65 by simultaneously operating the heater 17 for heating the water in the washing stroke during the driving of the washing machine and the heater 63 for the dehumidifying the moisture absorbing member 65.
  • the generated heat storage can be used additionally.
  • the heat of adsorption e.g., 0.17 kWh per unit weight (kg) of the porous aluminosilicate
  • separate expansion means e.g., the expansion duct
  • the washing machine according to the present invention enables saving of energy required for washing and drying strokes.
  • FIG. 1 is a side cross-sectional view schematically showing the internal structure of a general washing machine
  • FIG. 2 is a side cross-sectional view schematically showing the internal structure of a washing machine according to an embodiment of the present invention.
  • the geopolymer resin was heated in Aubon for one day under atmospheric pressure and 70 ° C. to obtain a geopolymer resin of pH 14 level. Distilled water was added to the heat-treated geopolymer resin in an amount of tertiary distilled water, and the resultant was centrifuged at 10000 rpm for 5 minutes to decantation the clear supernatant at pH 14. This washing, centrifugation and decantation steps were repeated until the supernatant was at pH 7 level. The neutralized geopolymer resin was dried overnight in a vacuum oven at 80 ° C. to obtain the final product, porous aluminosilicate.
  • Example 2
  • Zeolyst BEA type zeolite (trade name: CP814E) was prepared in Example 2.
  • Example 3 Zeolyst BEA type zeolite (trade name: CP814E) was prepared in Example 2.
  • Zeolyst ZSM-5 type zeolite (product name: CBV8014) was prepared in Comparative Example 1. Test Example 1
  • Si / Al atomic ratio was analyzed using ICP-OES Optima 7300DV. Specifically, samples were collected in a corning tube (50ml) for Si / Al atomic ratio analysis, and then static electricity was removed with an electrostatic gun. Hydrochloric acid and hydrofluoric acid were added to the sample to dissolve it, and the solution was diluted with ultrapure water. After taking 1 ml of this solution, supersaturated boric acid and scandium (Sc) were added as internal standards, and then diluted with ultrapure water. Standard solutions were prepared with Blank, 1 g / ml, 5 g / ml, 10 pg / ml. The Si / Al atomic ratio of the ultra diluted solution was analyzed by the ICP-OES Optima 7300DV.
  • BET Brunauer-Emmett-Teller
  • Vmeso (cin J / g): Barrett-Joiner-Halenda (BJH) cumulative volume for mesopores with a pore size of 2 to 300 nm
  • the water (washing water) used for washing was 7 L, and the washing was performed by raising the temperature from the initial temperature of 15 ° C to 40 ° C.
  • the amount of laundry was 3 kg.
  • 0.5 kg of water was dried and removed at the time of drying, and for this purpose, the temperature was raised from 30 ° C to 60 ° C.
  • Energy requirements were calculated during this washing and drying process.
  • the energy requirement in the washing and drying stroke (Comparative Example 2; ie, the same method as the conventional washing and drying stroke without using the hygroscopic member) under the same conditions, except that aluminosilicate was not applied, was calculated as follows. Table 2 summarizes them.
  • A. Energy for desiccant dehumidification ⁇ [Required energy under the assumption that there is no natural dehumidification (0.34 kWh / 2 kg absorbent)]-[Energy saving by natural dehumidification rate] ⁇ ;
  • Washing water heating (heating) energy energy for raising 7 kg of water from 15 ° C to 40 ° C;
  • Comparative Example 2 air heating required energy (30-> 60 ° C) + heat of vaporization (60 ° C) Referring to Table 2, in the case of Examples 1 to 3, compared to Comparative Examples 1 and 2, It was found that the energy saving effect of the width was shown.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Drying Of Gases (AREA)

Abstract

La présente invention concerne un lave-linge qui peut réduire l'énergie requise pour un cycle de lavage et un cycle de séchage. Ledit lave-linge comprend un élément d'absorption de l'humidité comprenant un aluminosilicate poreux dans lequel le rapport de Si/Al est inférieur ou égal à 15 et le volume spécifique total Vtotal de pores, qui est défini comme la somme volumétrique de Vméso et de Vmicro, est <sb />supérieur ou égal à 0,3 cm3/g.
PCT/KR2016/008241 2015-07-31 2016-07-27 Lave-linge à élément d'absorption de l'humidité WO2017023012A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US15/567,488 US10443175B2 (en) 2015-07-31 2016-07-27 Washing machine having moisture absorption element
CN201680028524.9A CN107690491B (zh) 2015-07-31 2016-07-27 具有吸湿元件的洗衣机

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2015-0109124 2015-07-31
KR20150109124 2015-07-31
KR1020160094947A KR102053323B1 (ko) 2015-07-31 2016-07-26 흡습 부재가 구비된 세탁기
KR10-2016-0094947 2016-07-26

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WO2017023012A1 true WO2017023012A1 (fr) 2017-02-09
WO2017023012A8 WO2017023012A8 (fr) 2017-03-23

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100724298B1 (ko) * 2000-05-25 2007-06-04 니찌아스 카부시키카이샤 흡습 소자
KR20080104643A (ko) * 2007-05-28 2008-12-03 엘지전자 주식회사 제습장치를 구비한 세탁기 및 이의 제습방법
KR20090036253A (ko) * 2007-10-09 2009-04-14 (주)호성화학 흡습 지시제를 포함하는 방습제 및 그 제조방법
WO2012174374A2 (fr) * 2011-06-17 2012-12-20 Emerson Climate Technologies, Inc. Déshydratation de compresseur par l'intermédiaire d'une technologie à sorbant
KR20130023234A (ko) * 2010-04-01 2013-03-07 상뜨로 나쇼날 드 라 러쉐르쉐 샹띠피크 다공성 세라믹 재료를 포함하는 마이크로 리액터

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100724298B1 (ko) * 2000-05-25 2007-06-04 니찌아스 카부시키카이샤 흡습 소자
KR20080104643A (ko) * 2007-05-28 2008-12-03 엘지전자 주식회사 제습장치를 구비한 세탁기 및 이의 제습방법
KR20090036253A (ko) * 2007-10-09 2009-04-14 (주)호성화학 흡습 지시제를 포함하는 방습제 및 그 제조방법
KR20130023234A (ko) * 2010-04-01 2013-03-07 상뜨로 나쇼날 드 라 러쉐르쉐 샹띠피크 다공성 세라믹 재료를 포함하는 마이크로 리액터
WO2012174374A2 (fr) * 2011-06-17 2012-12-20 Emerson Climate Technologies, Inc. Déshydratation de compresseur par l'intermédiaire d'une technologie à sorbant

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