WO1999055512A1 - Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression - Google Patents

Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression Download PDF

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Publication number
WO1999055512A1
WO1999055512A1 PCT/KR1998/000104 KR9800104W WO9955512A1 WO 1999055512 A1 WO1999055512 A1 WO 1999055512A1 KR 9800104 W KR9800104 W KR 9800104W WO 9955512 A1 WO9955512 A1 WO 9955512A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
soluble
cleaning agent
chamber
low
Prior art date
Application number
PCT/KR1998/000104
Other languages
English (en)
Japanese (ja)
Other versions
WO1999055512A8 (fr
Inventor
Heedae Park
Original Assignee
Heedae Park
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
Application filed by Heedae Park filed Critical Heedae Park
Priority to PCT/KR1998/000104 priority Critical patent/WO1999055512A1/fr
Priority to AU70838/98A priority patent/AU7083898A/en
Publication of WO1999055512A1 publication Critical patent/WO1999055512A1/fr
Publication of WO1999055512A8 publication Critical patent/WO1999055512A8/fr

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Classifications

    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/70—Maintenance
    • B29C33/72—Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks

Definitions

  • the present invention relates to a low-foaming device for producing polyurethane, and more particularly to a cleaning device and a method for cleaning polyurethane remaining in a chamber portion of a low-pressure foaming device.
  • Polyurethane is a chemical term for a polymer compound containing a certain amount or more of urethane bonds.
  • the urethane bond is a substance formed by the addition reaction of polyisocyanate and polyol (Polyol).
  • Polyurethane produced by the above-mentioned reaction is a very useful thermosetting resin material.It is used in a variety of applications such as automotive parts, shoes, construction materials, furniture, refrigerators, etc. Not only can it be commercialized with various physical properties.
  • Polyurethanes used as various materials as mentioned above are manufactured by low pressure foamer and high foamer. This is plastic technology "No. 94-No. 95 pages and 318 to 321 pages ''.
  • Such a water-soluble detergent is a detergent containing no carcinogens and VOC-regulated substances, and the composition and production method of the water-soluble detergent are as follows.
  • composition of the water-soluble washing ⁇ water (Eta 2 ⁇ ) alcohol having ⁇ active groups - are compositions Le acids and water-soluble surface active ⁇ this time the alcohol -...
  • Le compounds are ethyl alcohol - le, Methyl alcohol, isopropyl alcohol, etc. are used, and the above surfactants are used such as butylene diol, butylene glycol and the like.
  • the method for producing the aqueous washing agent of the present invention is as follows.
  • the water-soluble detergent of the present invention can be produced by ordinary S-reaction (85 ° C ⁇ 1.5 wa arx 5Vmin). If a water-soluble detergent is introduced into the chamber, the polyurethane will be thoroughly cleaned.
  • the cleaning device according to the present invention is a device for supplying a water-soluble cleaning agent to the chamber part for cleaning.
  • the cleaning device according to the present invention implements such a cleaning process.
  • a cleaning device and a cleaning method thereof are provided.
  • the present invention has been proposed to solve the above-mentioned problems of the prior art, and the purpose is to clean and clean the polyurethane polymer K remaining in the lower part of the low pressure bubbler. And a method of cleaning the same.
  • the chamber cleaning device of the low-pressure foamer comprises an auxiliary tank for storing a water-soluble cleaning agent and a water-soluble cleaning agent supplied from the auxiliary tank to about 60 to 85 °.
  • a heating device for heating to about C; a temperature sensor installed at one end of a connection hose for transferring the heated water-soluble cleaning agent to the channel and detecting the temperature of the water-soluble cleaning agent;
  • a pump connected to a hose and circulating the water-soluble cleaning agent to an auxiliary tank in response to a signal sensed by the temperature sensor; It is characterized by comprising a control panel that keeps the temperature of the water-soluble cleaning agent at 60 ° C or higher by operating the pump.
  • the cleaning method using the cleaning device of the present invention is a process in which the water-soluble cleaning agent stored in the auxiliary tank is supplied to the heating device at about 1 to 5 gas, and the cleaning device is supplied to the heating device. And a step of heating the water-soluble cleaning agent to about 60 to 85, and a step of transferring the heated water-soluble cleaning agent to the chamber portion through the connecting hose to clean the polyurethane. And
  • FIG. 1 is a view showing the construction of a cleaning apparatus for cleaning the polyurethane remaining in the chamber portion of the low-rigid foamer according to a preferred embodiment of the present invention.
  • Fig. 4 is a cross-sectional view showing a configuration of a heating device in a cleaning device for a low-rigid foamer according to the present invention.
  • Fig. 1 shows the configuration of the cleaning device for cleaning the polyurethane remaining in the chamber of the low-pressure bubbler according to the 1K embodiment of the present invention.
  • reference numeral 10 denotes an auxiliary tank formed of stainless steel material for storing a water-soluble detergent (trade name: BI ⁇ GE NIC-190).
  • An air pipe 46 is preferably connected to allow air of 2 pressure to flow into the auxiliary tank
  • reference numeral 12 denotes a heating device, which is connected to the auxiliary tank 10 by the supply pipe 40. Heating the solvent to a predetermined temperature to minimize the surface tension of the water component contained in the water-soluble cleaning agent, wherein the air tube 46 has a valve 20 for adjusting the air pressure;
  • the supply pipe 40 is provided with a rev 22 for adjusting the supply amount of the water-soluble cleaning agent.
  • Reference numeral 24 denotes a prescription hose for transferring the water-soluble cleaning agent heated by the ripening device 12 to the chamber 18, and a temperature sensor 26 is installed in the connection hose 24. ⁇ The temperature sensor 26 detects whether the temperature of the water-soluble detergent flowing along the connecting hose 24 is always maintained at 60 ° C. or more.
  • Reference numeral 14 designates a control panel, which is composed of a magnetic block 5 A .15 A, a temperature measuring device, and responds to sensing signals of a heating device sensor 58 and a temperature sensor 26.
  • the temperature of the water-soluble detergent is constantly maintained at a washing temperature of 60 or more.
  • Reference numeral 16 is connected to the ribbed tank 10 by the 1-circle pipe 42 and is quickly connected to the connecting hose 24 by the second circulation 4 and is a pump operated under the control of the control panel 14. That is, the pump 16 circulates the water-soluble cleaning agent flowing through the auxiliary hose 24 to the auxiliary tank 10 when the temperature sensor 26 is activated (when the sensing signal is input), so that the cleaning is performed before the cleaning. Wash about 60?
  • the second circulation pipe 44 is provided with a check valve (check valve) 28; I: the water-soluble cleaning agent does not flow backward.
  • reference numeral 18 is a chamber in which an impeller (not shown) is provided in the upper part. After mixing and stirring various compositions, injection molding is performed with polyurethane. The detailed structure of the heating device for heating the water-soluble detergent to a predetermined temperature will be described below with reference to FIG. 2.
  • the heating device 12 comprises a hot water tank 54 provided with a special coating, and a casing 50 made of acrylonitrile butadiene styrene material for protecting the hot water tank 54 from the outside.
  • the water-soluble cleaning agent supplied from the auxiliary tank 10 is stored and heated, and a space between the casing 50 and the hot water tank 54 is filled with a heat insulating material 52 made of polyurethane foam. Prevents the heat source of the hot water tank 54 from leaking to the outside.
  • the supply pipe 40 is penetrated below the hot water tank 54, and one side thereof is heated with a water-soluble cleaning agent.
  • a quick-connecting hose 24 for feeding air to the chamber 18 side is penetrated.
  • the heated water tank 54 is provided with a heat element 60 for ripening the stored water-soluble detergent to about 60 to 85 X: ⁇ ° C. 8 are installed so as to be spaced apart from each other at a predetermined interval.
  • the sensor 58 detects the temperature of the water-soluble cleaning agent.
  • a lamp 62 is provided at the lower end of the casing 50.
  • the lamp 62 is turned on / off by the operation of a sensor 58. That is, the sensor 58 generates a sensing signal. Lamp 62 will be lit.
  • the auxiliary tank 10 is subjected to a water-soluble cleaning of a predetermined H: as shown in FIG. After storing the solvent, the valve 22 is opened. Then, when the valve 22 is opened, it flows into the auxiliary air pressure tank 10 of about 2 bar. It is supplied to the heating device 12.
  • the heat element 60 generates a predetermined heat under the control of the control panel 14 to heat the water-soluble cleaning agent to 60 ° C or more.
  • the maximum heating temperature of the element 60 is 85 ° C.
  • the heating of the heat element 60 causes polymerization reaction in the hot water tank 54, i.e., a temperature of about 83 ° C and 1.5 to 2 bar (bar). ), The polymerization reaction occurs.
  • the sensor 58 is activated, and the lamp 62 is turned off.
  • the control panel 14 activates the heat element 60 again.
  • the above water-iff cleaning agent is supplied to the 18th part of the chamber 18 via the tie hose 24. Then, the 18th part of the chamber is cleaned with the water-soluble cleaning agent. , Is washed.
  • the temperature sensor 26 When the temperature of the water-soluble cleaning agent flowing through the hose becomes above 60 "C, the temperature sensor 26 generates a sensing signal.
  • control panel 14 receives the above signal and manually operates the pump 16, and the pump 16 is connected to the connecting hose 24.
  • the temperature of the water-soluble cleaning agent supplied to the lower part of the chamber 18 is always maintained at 6 CTC or more, by circulating the water-soluble cleaning agent in the tank to the auxiliary tank 10 to raise the temperature again. Wash when the temperature is 60 ° C: because the fruits are best.
  • the washing process of the present invention differs depending on the production process, and it is possible to usually perform washing once at the time of discharging polyurethane, or to perform washing with a single cleaning after discharging polyurethane a plurality of times. .
  • the present invention is a cleaning apparatus which is always necessary to use the water-soluble cleaning agent (trade name: BIOGE NIC-190) filed on the same date, and particularly the cleaning apparatus of the present invention.
  • BIOGE NIC-190 trademark: BIOGE NIC-190

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

L'invention a pour objet un appareil et un procédé permettant de nettoyer complètement une chambre d'un dispositif de moussage basse pression par l'évacuation complète depuis cette chambre des substances macromoléculaires de polyuréthanne qui restent à l'intérieur de cette chambre. L'appareil de nettoyage est caractérisé en ce qu'il comprend un réservoir auxiliaire servant à stocker un produit de nettoyage hydrosoluble; un dispositif de chauffage pour porter à une température d'environ 60-85 °C le produit de nettoyage hydrosoluble qui y est acheminé depuis le réservoir auxiliaire; un capteur de température disposé à l'une des extrémités du tuyau de raccord, qui est destiné à acheminer le produit de nettoyage hydrosoluble réchauffé vers la chambre, conçu pour capter la température de cet agent de nettoyage; une pompe reliée au tuyau de connexion et conçue pour faire acheminer l'agent de nettoyage hydrosoluble vers le réservoir auxiliaire en fonction d'un signal de sortie provenant du capteur de température; et un tableau de commande disposé dans la partie inférieure du dispositif de chauffage et destiné à commander la pompe et à maintenir constamment la température de l'agent de nettoyage hydrosoluble à un niveau égal ou supérieur à 60 °C.
PCT/KR1998/000104 1998-04-28 1998-04-28 Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression WO1999055512A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR1998/000104 WO1999055512A1 (fr) 1998-04-28 1998-04-28 Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression
AU70838/98A AU7083898A (en) 1998-04-28 1998-04-28 Apparatus and method for cleaning chamber of low-pressure foaming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR1998/000104 WO1999055512A1 (fr) 1998-04-28 1998-04-28 Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression

Publications (2)

Publication Number Publication Date
WO1999055512A1 true WO1999055512A1 (fr) 1999-11-04
WO1999055512A8 WO1999055512A8 (fr) 1999-12-23

Family

ID=19531017

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR1998/000104 WO1999055512A1 (fr) 1998-04-28 1998-04-28 Appareil et procede destines au nettoyage d'une chambre d'un dispositif de moussage basse pression

Country Status (2)

Country Link
AU (1) AU7083898A (fr)
WO (1) WO1999055512A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62501570A (ja) * 1985-01-29 1987-06-25 ヘンケル・コーポレーシヨン 硬い表面を洗浄するための方法及び合成物
JPH01198311A (ja) * 1988-02-03 1989-08-09 Asahi Optical Co Ltd ウレタン樹脂成形用モールド型の洗浄方法
JPH04110114A (ja) * 1990-08-30 1992-04-10 Nissan Motor Co Ltd ウレタン製品の製造方法
JPH05177650A (ja) * 1991-12-27 1993-07-20 Daiwa Kasei Kogyo Kk 反応型低圧混合注型装置
JPH06326073A (ja) * 1993-05-17 1994-11-25 Dainippon Screen Mfg Co Ltd 基板の洗浄・乾燥処理方法並びにその処理装置
JPH08244040A (ja) * 1995-03-13 1996-09-24 Ito Kogaku Kogyo Kk ポリウレタン成形型の洗浄方法
JPH0969508A (ja) * 1995-08-31 1997-03-11 Dainippon Screen Mfg Co Ltd 基板処理装置
JPH09124832A (ja) * 1995-10-30 1997-05-13 Kanegafuchi Chem Ind Co Ltd ポリオレフィン系樹脂予備発泡粒子及びその製造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62501570A (ja) * 1985-01-29 1987-06-25 ヘンケル・コーポレーシヨン 硬い表面を洗浄するための方法及び合成物
JPH01198311A (ja) * 1988-02-03 1989-08-09 Asahi Optical Co Ltd ウレタン樹脂成形用モールド型の洗浄方法
JPH04110114A (ja) * 1990-08-30 1992-04-10 Nissan Motor Co Ltd ウレタン製品の製造方法
JPH05177650A (ja) * 1991-12-27 1993-07-20 Daiwa Kasei Kogyo Kk 反応型低圧混合注型装置
JPH06326073A (ja) * 1993-05-17 1994-11-25 Dainippon Screen Mfg Co Ltd 基板の洗浄・乾燥処理方法並びにその処理装置
JPH08244040A (ja) * 1995-03-13 1996-09-24 Ito Kogaku Kogyo Kk ポリウレタン成形型の洗浄方法
JPH0969508A (ja) * 1995-08-31 1997-03-11 Dainippon Screen Mfg Co Ltd 基板処理装置
JPH09124832A (ja) * 1995-10-30 1997-05-13 Kanegafuchi Chem Ind Co Ltd ポリオレフィン系樹脂予備発泡粒子及びその製造方法

Also Published As

Publication number Publication date
AU7083898A (en) 1999-11-16
WO1999055512A8 (fr) 1999-12-23

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