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公开(公告)号：KR1020020065043A
公开(公告)日：2002-08-13
申请号：KR1020010005380
申请日：2001-02-05
Applicant: 박재구
IPC: C04B38/10
CPC classification number: C04B38/10 , B01D39/2093 , B01J32/00 , C04B35/6261 , C04B35/632 , C04B35/64 , C04B2111/00793 , C04B2111/0081 , C04B2111/40
Abstract: PURPOSE: A method of manufacturing porous ceramic pellets by using double emulsion method is provided, which is possible to control pore size, porosity thereof by varying agitation rate and the amount of distilled water to be added. CONSTITUTION: The preparation method of porous ceramic pellet includes the steps of (S10) mixing 100 parts by weight of inorganic powder together with 20-35 parts by weight of distilled water and 3-8 parts by weight of viscosity controller; (S20) ball-milling above mixture so as to prepare a slurry having an average diameter of 5μm and a viscosity of 80 to 2000 cp; (S30) adding 0.15-1.50 parts by weight of a foaming agent in the slurry and then agitate the mixture for foaming; (S40) adding 1-3 parts by weight of a gelation agent such as aqueous epoxy resin in the foamy slurry, followed by slow agitation at 600 rpm; (S50) adding a nonvolatile dispersion media having a specific gravity of 0.7 to 0.8 such as paraffin and silicon oil, followed by slow agitation at 50-200 rpm for 30 to 60 min for pelletization ; and (S60) after drying the pellet, calcining the dried pellet up to 1100-1600deg.C at a rate of 1-3deg.C/min.
Abstract translation: 目的：提供通过使用双乳液法制造多孔陶瓷颗粒的方法，其可以通过改变搅拌速率和添加的蒸馏水的量来控制孔径，孔隙率。 构成：多孔陶瓷丸的制备方法包括以下步骤：（S10）将100重量份的无机粉末与20-35重量份的蒸馏水和3-8重量份的粘度控制剂混合; （S20）在混合物上进行球磨，以制备平均直径为5μm，粘度为80至2000cp的浆料; （S30）在浆料中加入0.15-1.50重量份的发泡剂，然后搅拌混合物进行发泡; （S40）在泡沫状浆料中加入1-3重量份凝胶剂如水性环氧树脂，然后以600rpm缓慢搅拌; （S50）添加石蜡和硅油等比重为0.7〜0.8的非挥发性分散介质，然后在50〜200rpm下缓慢搅拌30〜60分钟造粒; （S60）干燥后，以1-3℃/分钟的速度将干燥的颗粒煅烧至1100-1600℃。
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公开(公告)号：KR1020010056771A
公开(公告)日：2001-07-04
申请号：KR1019990058380
申请日：1999-12-16
Applicant: 박재구
IPC: C04B38/02
CPC classification number: C04B38/10 , C04B35/63452 , C04B2103/40 , C04B2235/6562 , C04B2235/722
Abstract: PURPOSE: Provided is a production process of porous ceramics which utilizes a foam method to form a pore by keeping viscosity to a certain degree and stirring and raises the stability of slurry foam so that it keeps the size of the pore uniform. CONSTITUTION: The production process of porous ceramics by the foam method comprises the steps of: (i) adding 20-35wt% of distilled water and 3-8wt% of viscosity adjuster to 100wt% of inorganic powder; (ii) crushing in a ball-mill to produce slurry with less than 5 micrometer in average granularity and 80-2000cp in viscosity; (iii) putting slurry into a stirrer and adding 0.15-1.50wt% of foaming agent to stir at high rate to form slurry foam; (iv) adding 1-3wt% of gelling agent, stirring at low rate, molding in a certain type and charging into a furnace; and (v) raising temperature to 1100-1600deg.C at 1-3 deg.C/min to fire.
Abstract translation: 目的：提供一种多孔陶瓷的制造方法，其利用泡沫法通过一定程度地保持粘度而形成孔，并且搅拌并提高浆料泡沫的稳定性，使其保持孔的尺寸均匀。 构成：通过泡沫法制备多孔陶瓷的方法包括以下步骤：（i）向100重量％的无机粉末中加入20-35重量％的蒸馏水和3-8重量％的粘度调节剂; （ii）在球磨机中粉碎以产生平均粒度小于5微米和粘度为80-2000cp的浆料; （iii）将浆料投入搅拌器中，加入0.15-1.50重量％的发泡剂以高速搅拌形成浆料泡沫; （iv）加入1-3重量％的胶凝剂，低速搅拌，成型并加入炉中; （v）以1-3℃/ min将温度升至1100-1600℃，开火。
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公开(公告)号：KR200487621Y1
公开(公告)日：2018-10-12
申请号：KR2020160007491
申请日：2016-12-22
Abstract: 본고안은폴딩도어시스템의도어와도어를상호연결하여서로원활하게접혀질수 있도록하는폴딩도어의연결조립체에관한것으로, 보다상세하게는내부결합구조를단순화하여시공에따른비용을절감시킬수 있는것과동시에내구성을향상시키고, 현장에서의조립및 분해등의시공이간편하며, 손가락이끼이는등의안전사고가발생되지않는폴딩도어의연결조립체에관한것이다. 본고안에따른폴딩도어의연결조립체는, 도어각각의문틀측면프레임과측면프레임사이에서이웃하는양측의도어를상호회동가능하게연결하는폴딩도어의연결조립체에있어서, 상기측면프레임과나란하게배치되게길이방향으로길게연장된연결링크봉과; 일측이상기연결링크봉의길이방향양측말단부에결합되고상기연결링크봉의길이방향을향하여관통되는한 쌍의축공이형성된캡부재와; 상기캡부재의축공각각에체결부를통해축 지지되고상호기어연동되어회전되는제1 기어및 제2 기어가형성되며, 일단부가상기측면프레임각각의길이방향양측말단부에고정되는한 쌍의제1 회동연결부재및 제2 회동연결부재를; 포함하는것을특징으로한다.
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Patent Agency Ranking
公开(公告)号：KR101799185B1
公开(公告)日：2017-12-08
申请号：KR1020160027178
申请日：2016-03-07
Inventor： 박재구
IPC: E05F17/00 , E05F15/632 , E05D15/06
Abstract: 본발명은파손이나고장의염려가없이반영구적으로사용할수 있는도어용연동장치를제공하는것을목적으로한다. 도어용연동장치(1200)는, 상,하부케이스(1221,1222)의결합에의하여구성되는패널(1225)과, 패널에평행한한쌍의직선부와한쌍의직선부의양단부가타원부로이어져루프형상으로구성되는중공관로(1227)와, 중공관로를따라동시에순차이동하도록상기중공관로를채우는다수의볼 베어링(450)과, 중공관로의직선부를따라구성되는슬릿홈(1224,1226)으로이루어지는중앙슬라이더(1220)와, 일단부는중앙슬라이더의중공관로를채우는볼 베어링사이에위치하고, 타단부는슬릿홈을통하여패널의외부로돌출되어그 슬릿홈을따라볼 베어링과함께이동가능하도록중공관로의한쌍의직선부에설치되는연결브라켓(1228,1229)과, 연결브라켓의타단부에고정되는좌측슬라이더(1210) 및우측슬라이더(1230)로이루어진다.
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公开(公告)号：KR1020170104410A
公开(公告)日：2017-09-15
申请号：KR1020170038557
申请日：2017-03-27
Applicant: 박재구
Inventor： 박재구
IPC: E05F17/00 , E05F15/632 , E05D15/06
Abstract: 본발명은파손이나고장의염려가없이반영구적으로사용할수 있는도어용연동장치를제공하는것을목적으로한다. 도어용연동장치(1200)는, 상,하부케이스(1221,1222)의결합에의하여구성되는패널(1225)과, 패널에평행한한쌍의직선부와한쌍의직선부의양단부가타원부로이어져루프형상으로구성되는중공관로(1227)와, 중공관로를따라동시에순차이동하도록상기중공관로를채우는다수의볼 베어링(450)과, 중공관로의직선부를따라구성되는슬릿홈(1224,1226)으로이루어지는중앙슬라이더(1220)와, 일단부는중앙슬라이더의중공관로를채우는볼 베어링사이에위치하고, 타단부는슬릿홈을통하여패널의외부로돌출되어그 슬릿홈을따라볼 베어링과함께이동가능하도록중공관로의한쌍의직선부에설치되는연결브라켓(1228,1229)과, 연결브라켓의타단부에고정되는좌측슬라이더(1210) 및우측슬라이더(1230)로이루어진다.
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公开(公告)号：KR100353162B1
公开(公告)日：2002-09-18
申请号：KR1019990058380
申请日：1999-12-16
Applicant: 박재구
IPC: C04B38/02
Abstract: 본발명은다공질세라믹스의제조방법에관한것으로, 스펀지나충전재를이용하지않고기공을형성시킬수 있을뿐 아니라기공률및 기공크기의조절이가능하며출발원료의종류에제한받지않는포말법에의한다공질세라믹스의제조방법을제공하는데그 목적이있으며, 상기한목적을달성하기위하여본 발명은, 세라믹으로사용되는무기질분말 100중량부에대하여증류수 20중량부내지 35중량부및 점도조절제 3중량부내지 8중량부를첨가한후 볼밀로분쇄하여원료입자의입도가 5㎛이하이고점도가 80cp 내지 2000cp인슬러리를제조한다음, 상기슬러리를교반기에넣고여기에기포제로소수기의탄소수가 10 내지 17인음이온계면활성제또는양이온계면활성제를 0.15중량부내지 1.50중량부첨가하고고속으로교반하여슬러리의거품을형성시키고, 겔화제를 1중량부내지 3중량부첨가하여다시저속으로교반혼합하고일정한형태로성형건조하여로내에장입시켜 1℃/min 내지 3℃/min의속도로 1100℃내지 1600℃까지승온시켜소성하는것을특징으로하는포말법에의한다공질세라믹스의제조방법을제공한다.
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