KR960022338A - Low density asbestos cement calcium silicate plate and its manufacturing method - Google Patents

Low density asbestos cement calcium silicate plate and its manufacturing method Download PDF

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Publication number
KR960022338A
KR960022338A KR1019940038875A KR19940038875A KR960022338A KR 960022338 A KR960022338 A KR 960022338A KR 1019940038875 A KR1019940038875 A KR 1019940038875A KR 19940038875 A KR19940038875 A KR 19940038875A KR 960022338 A KR960022338 A KR 960022338A
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KR
South Korea
Prior art keywords
weight
calcium silicate
asbestos cement
cement calcium
silicate plate
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Application number
KR1019940038875A
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Korean (ko)
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KR970008686B1 (en
Inventor
민대홍
이해명
Original Assignee
석강봉
주식회사 금 강
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Priority to KR94038875A priority Critical patent/KR970008686B1/en
Publication of KR960022338A publication Critical patent/KR960022338A/en
Application granted granted Critical
Publication of KR970008686B1 publication Critical patent/KR970008686B1/en

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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/18—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/38—Fibrous materials; Whiskers
    • C04B14/40—Asbestos
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/20—Mica; Vermiculite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C04B40/024—Steam hardening, e.g. in an autoclave
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/045—Alkali-metal containing silicates, e.g. petalite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/18—Waste materials; Refuse organic
    • C04B18/24—Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper, cork
    • C04B18/241—Paper, e.g. waste paper; Paper pulp

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Producing Shaped Articles From Materials (AREA)

Abstract

본 발명은 단열재 및 건재로 사용되는 석면시멘트 규산칼슘판에 관한 것이다.The present invention relates to an asbestos cement calcium silicate plate used as a heat insulating material and a building material.

본 발명의 목적은 가벼우면서도 높은 기계적 강도를 가지고 있으며, 고도의 칫수상의 안정도를 갖는 석면 시멘트 규산칼슘판을 제조하는 양질의 제조방법을 제공하는데 있다.An object of the present invention is to provide a high-quality manufacturing method for producing asbestos cement calcium silicate plate having light and high mechanical strength, and having a high degree of stability.

본 발명의 석면시멘트 규산칼슘판은 석회질원료 20~55중량%, 규산질원료 20~55중량%, 물유리 고형기준 1∼20중량%, 보강섬유 5~30중량%, 운모 또는 질석 1~20중량% 충진제 0~20중량%로 이루어지며, 그 제조방법은 물, 비표면적 20,000cm2/g 이상, 평균입도 10μm 이하의 규산질원료, 325 메쉬 전통의 소석회, 희석물 유리, 평균입도 0.6mm 이하의 운모 또는 질석 및 6급 이상의 석면등의 보강섬유들을 혼합 및 분산시켜서 얻은 슬러리를 환망초조기에서 성형하여 생판을 얻고 그 생판을 오토클레 이브에서 선진공후 증기양생하는 방법을 이용하여 고온고압하에 수열반응시켜서 생판을 경화한후 건조하여서 제조함을 특징으로 한다.Asbestos cement calcium silicate plate of the present invention is 20 to 55% by weight of lime material, 20 to 55% by weight of siliceous material, 1 to 20% by weight of water glass solids, 5 to 30% by weight of reinforcing fiber, mica or vermiculite 1 to 20% by weight It is composed of 0 to 20% by weight of filler, and the manufacturing method is water, siliceous raw material with a specific surface area of 20,000cm 2 / g or more, average particle size of 10μm or less, slaked lime of 325 mesh tradition, dilute glass, mica with an average particle size of 0.6mm or less Alternatively, the slurry obtained by mixing and dispersing reinforcing fibers such as vermiculite and asbestos grade 6 or higher is molded in a circular net machine to obtain a plate, and the plate is hydrothermally reacted under high temperature and high pressure using a method of steam curing after advanced vacuum in an autoclave. It is characterized by manufacturing the cured plate and drying it.

Description

저밀도 석면시멘트 규산칼슘판 및 그의 제조방법Low density asbestos cement calcium silicate plate and its manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (7)

석면시멘트 규산칼슘판에 있어서, 석회질원료 20~55중량%, 규산질원료 20~55중량%, 물유리 고형분 기준 1~20중량%, 운모 또는 질석 1~20중량%, 보강섬유 5~30중량%, 충진제 0∼20중량%의 조성으로 이루어진 석면시멘트 규산칼슘판.Asbestos cement calcium silicate plate, 20 to 55% by weight of lime material, 20 to 55% by weight of siliceous material, 1 to 20% by weight of water glass solids, 1 to 20% by weight of mica or vermiculite, 5 to 30% by weight of reinforcing fiber, Asbestos cement calcium silicate plate having a composition of 0 to 20% by weight of a filler. 석면시멘트 규산칼슘판의 제조방법에 있어서, 석회질원료 20~55중량%, 규산질원료 20~55중량%, 물유리 고형분 기준 1~20중량%, 운모 또는 질석 1∼20중량%, 보강섬유 5~30중량%, 충진제 0∼20중량%에 7~20중량배의 물을 혼합하여 분산시켜 얻은 슬러리를 상온 상압하에서 성형하여 생판을 제조한 후 이를 오토클레이브에 장입하고 오토클레이브 내부를 진공화한 후 증기를 공급하고 유지하여 생판을 양생 경화시키고 건조하여 제조함을 특징으로 하는 석면시멘트 규산칼슘판의 제조방법.Asbestos cement calcium silicate plate manufacturing method, 20 to 55% by weight of lime material, 20 to 55% by weight of siliceous material, 1 to 20% by weight of water glass solids, 1 to 20% by weight of mica or vermiculite, 5 to 30 reinforcing fibers A slurry obtained by mixing and dispersing 7% to 20% by weight of water in 0% to 20% by weight of a filler is molded at room temperature under normal pressure to prepare a plate, which is charged into an autoclave, and the inside of the autoclave is evacuated and vaporized. A method for producing an asbestos cement calcium silicate plate, characterized in that it is prepared by curing and drying the plate by supplying and maintaining. 제1항에 있어서, 규산질원료가 비표면적 20,000cm2/g 이상, 평균입도 10μm 이하인 석면시멘트 규산칼슘판.The asbestos cement calcium silicate plate according to claim 1, wherein the siliceous material has a specific surface area of at least 20,000 cm 2 / g and an average particle size of 10 μm or less. 제1항에 있어서, 운모 또는 질석은 평균입도가 0.6mm 이하인 석면시멘트 규산칼슘판.The asbestos cement calcium silicate plate according to claim 1, wherein the mica or vermiculite has an average particle size of 0.6 mm or less. 제1항에 있어서, 보강섬유는 6급 이상의 석면이 주섬유이고, 펄프 및 합성섬유가 보조섬유로서, 이들이 1종 또는 3종 이상 혼합하여 사용하는 석면시멘트 규산칼슘판.The asbestos cement calcium silicate plate according to claim 1, wherein the reinforcing fibers are asbestos grade 6 or more, and the pulp and synthetic fibers are auxiliary fibers, and these are used in combination of one or three or more kinds. 제2항에 있어서, 원료슬러리를 제조시 석회질원료, 규산질원료, 물유리의 혼합비가 CaO·SiO2환산량 기준으로 0.4~1.1 몰비(CaO/SiO2)가 되도록 수성슬러리를 제조하는 석면시멘트 규산칼슘판의 제조방법.The asbestos cement silicate for producing an aqueous slurry according to claim 2, wherein the mixing ratio of the lime material, the siliceous material, and the water glass is 0.4 to 1.1 molar ratio (CaO / SiO 2 ) based on the CaO · SiO 2 conversion amount. Method of manufacturing plate. 제2항에 있어서, 물유리는 고형분 농도가 10% 이하인 희석 물유리인 석면시멘트 규산칼슘판의 제조방법.The method for producing an asbestos cement calcium silicate plate according to claim 2, wherein the water glass is dilution water glass having a solid content concentration of 10% or less. ※ 참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR94038875A 1994-12-29 1994-12-29 Cement calcium silicate plate and production thereof KR970008686B1 (en)

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KR94038875A KR970008686B1 (en) 1994-12-29 1994-12-29 Cement calcium silicate plate and production thereof

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Application Number Priority Date Filing Date Title
KR94038875A KR970008686B1 (en) 1994-12-29 1994-12-29 Cement calcium silicate plate and production thereof

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KR970008686B1 KR970008686B1 (en) 1997-05-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100521454B1 (en) * 1998-12-29 2006-01-27 재단법인 포항산업과학연구원 Manufacture method of calcium silicate plate using seawater magnesia waste as lime raw material
CN111875324A (en) * 2020-07-24 2020-11-03 珠海格力绿色再生资源有限公司 Preparation method of calcium silicate board and calcium silicate board
CN112679174A (en) * 2020-12-28 2021-04-20 广东雄塑环保板业有限公司 Non-autoclaved energy-saving plate and preparation process thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100521454B1 (en) * 1998-12-29 2006-01-27 재단법인 포항산업과학연구원 Manufacture method of calcium silicate plate using seawater magnesia waste as lime raw material
CN111875324A (en) * 2020-07-24 2020-11-03 珠海格力绿色再生资源有限公司 Preparation method of calcium silicate board and calcium silicate board
CN112679174A (en) * 2020-12-28 2021-04-20 广东雄塑环保板业有限公司 Non-autoclaved energy-saving plate and preparation process thereof
CN112679174B (en) * 2020-12-28 2022-08-26 广东雄塑环保板业有限公司 Non-autoclaved energy-saving plate and preparation process thereof

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