KR900005526A - Manufacturing method of shadow mask and apparatus for manufacturing same - Google Patents

Manufacturing method of shadow mask and apparatus for manufacturing same Download PDF

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Publication number
KR900005526A
KR900005526A KR1019880012850A KR880012850A KR900005526A KR 900005526 A KR900005526 A KR 900005526A KR 1019880012850 A KR1019880012850 A KR 1019880012850A KR 880012850 A KR880012850 A KR 880012850A KR 900005526 A KR900005526 A KR 900005526A
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KR
South Korea
Prior art keywords
etching
shadow mask
box
liquid
mask manufacturing
Prior art date
Application number
KR1019880012850A
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Korean (ko)
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KR940009308B1 (en
Inventor
김충호
Original Assignee
하태봉
금성마이크로닉스 주식회사
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
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Application filed by 하태봉, 금성마이크로닉스 주식회사 filed Critical 하태봉
Priority to KR1019880012850A priority Critical patent/KR940009308B1/en
Publication of KR900005526A publication Critical patent/KR900005526A/en
Application granted granted Critical
Publication of KR940009308B1 publication Critical patent/KR940009308B1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • ing And Chemical Polishing (AREA)

Abstract

내용 없음.No content.

Description

새도우 마스크의 제조방법 및 그 제조장치Manufacturing method of shadow mask and apparatus for manufacturing same

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제4도는 본 발명에 따른 제조공정도.4 is a manufacturing process diagram according to the present invention.

제6a, b도는 본 발명에 의해 제작되는 새도우 마스크의 공정을 보인 부분 측단면도 및 평면도.6A and 6B are a partial side cross-sectional view and a plan view showing a process of a shadow mask produced by the present invention.

제7도는 본 발명 제조공정중 침적에칭이 끝난 후의 철판의 측단면도.7 is a side cross-sectional view of the iron plate after the end of the immersion etching in the manufacturing process of the present invention.

Claims (4)

칼라브라운관용 새도우 마스크를 제조하는 방법에 있어서, 금속시트재를 에칭하여 도트를 형성하는 단계에서, 노광 및 현상이 끝난 금속시트재를 프리에칭공정에서 미노광막을 제거한 다음, 모터에 의해 교반되는 에칭액에 침적을 시켜 철판표면으로부터 4－5㎛깊이로 에칭하고, 이후에 에칭공정을 행하여 도트를 형성함을 특징으로 하는 새도우 마스크 제조방법.In the method for producing a shadow mask for color brown tube, in the step of etching the metal sheet material to form a dot, the etching solution is stirred by the motor after removing the unexposed film in the pre-etching step of the exposed and developed metal sheet material A shadow mask manufacturing method, characterized in that the film is etched to a depth of 4 to 5 占 퐉 from the surface of the iron plate and subsequently subjected to an etching step to form dots. 제1항에 있어서, 상기 침적에칭시 사용되는 에칭액은 염화제2철과 염산의 혼합액이고, 그 에칭액의 조건은 염화제2철의 온도 45－55℃, 농도 39－45%, 비중 42－48Be', FeCl3/FeCl2≥3(중량비), 유리산도 0.1－0.7%, 염산의 농도 0.1－0.7%로 하는 것을 특징으로 하는 새도우 마스크 제조방법.The etching liquid used in the said immersion etching is a mixed liquid of ferric chloride and hydrochloric acid, The conditions of the etching liquid are the temperature of ferric chloride 45-55 degreeC, concentration 39-45%, specific gravity 42-48Be. FeCl 3 / FeCl 2 ≧ 3 (weight ratio), free acidity 0.1-0.7%, hydrochloric acid concentration 0.1-0.7% characterized in that the shadow mask manufacturing method. 제1항에 있어서, 침적에칭시 침적에칭상자에 담긴 에칭액을 교반기로 그 회전속도를 500－1000RPM으로 하여 교반시킴을 특징으로 하는 새도우 마스크 제조방법.The shadow mask manufacturing method according to claim 1, wherein the etching liquid contained in the deposition etching box is stirred at a rotation speed of 500 to 1000 RPM with a stirrer. 프리에칭을 행하는 프리에칭상자(10)와 에칭을 행하는 에칭상자(20) 사이에 침적에칭상자(30)를 설치하고, 그 내부에 담긴 침적에칭액(31)속으로 프리에칭이 끝난 철판(40)을 이동시키는 4개의 안내롤(33)(34)(35)(36)을 설치하며, 에칭액(31)을 교반하기 위한 교반기(32)를 침적에칭상자(30)의 상부에 고정 및 적치하여 구성함을 특징으로 하는 새도우 마스크 제조방법.The pre-etching box 30 is installed between the pre-etching box 10 for pre-etching and the etching-box 20 for etching, and the pre-etched iron plate 40 is immersed in the deposition-etching liquid 31 contained therein. Four guide rolls 33, 34, 35, 36 are installed to move them, and the stirrer 32 for stirring the etching liquid 31 is fixed and placed on the upper part of the deposition etching box 30. Shadow mask manufacturing method characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880012850A 1988-09-30 1988-09-30 Manufacturing method and device of shadow mask KR940009308B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880012850A KR940009308B1 (en) 1988-09-30 1988-09-30 Manufacturing method and device of shadow mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880012850A KR940009308B1 (en) 1988-09-30 1988-09-30 Manufacturing method and device of shadow mask

Publications (2)

Publication Number Publication Date
KR900005526A true KR900005526A (en) 1990-04-14
KR940009308B1 KR940009308B1 (en) 1994-10-06

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Application Number Title Priority Date Filing Date
KR1019880012850A KR940009308B1 (en) 1988-09-30 1988-09-30 Manufacturing method and device of shadow mask

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KR (1) KR940009308B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100429635B1 (en) * 2001-11-01 2004-05-03 엘지전자 주식회사 A glass manufacturing apparatus and manufacturing method for the shadow mask's manufacturing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100429635B1 (en) * 2001-11-01 2004-05-03 엘지전자 주식회사 A glass manufacturing apparatus and manufacturing method for the shadow mask's manufacturing

Also Published As

Publication number Publication date
KR940009308B1 (en) 1994-10-06

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