KR950031504A - 자성게시판 - Google Patents

자성게시판 Download PDF

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Publication number
KR950031504A
KR950031504A KR1019940010855A KR19940010855A KR950031504A KR 950031504 A KR950031504 A KR 950031504A KR 1019940010855 A KR1019940010855 A KR 1019940010855A KR 19940010855 A KR19940010855 A KR 19940010855A KR 950031504 A KR950031504 A KR 950031504A
Authority
KR
South Korea
Prior art keywords
powder
bulletin board
magnetic
iron powder
iron
Prior art date
Application number
KR1019940010855A
Other languages
English (en)
Other versions
KR960014488B1 (ko
Inventor
장창호
Original Assignee
장창호
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 장창호 filed Critical 장창호
Priority to KR1019940010855A priority Critical patent/KR960014488B1/ko
Publication of KR950031504A publication Critical patent/KR950031504A/ko
Application granted granted Critical
Publication of KR960014488B1 publication Critical patent/KR960014488B1/ko

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/102—Oxide or hydroxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/208—Magnetic, paramagnetic

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 표면층과 탄선자성층으로 구성도는 자성게시판으로서, 상기 탄성자성층은 PVC 수지 100중량부와, 철분말 50~400중량부, 가소제 40~100중량부 및 안정제 0.3~6주량부로 이루어지고, 상기 표면층은 그 두께가 1.0mm를 넘지 않으며, 상기 철분말은 산화철분이거나 환원철분 또는 이에 저철광석분을 혼합한 것이다.

Description

자성게시판
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (9)

  1. 표면층과 탄성자성층으로 구성되는 자성게시판으로서, 상기 탄성자성층은 PVC 수지 100중량부와, 철분말 50~400중량부, 가소제 40~100 중량부 및 안정제 0.3-6중량부로 이루어지는 것을 특징으로 하는 자성게시판.
  2. 제1항에 있어서, 상기 철분말은 산화철분인 것을 특징으로 하는 자성게시판.
  3. 제1항에 있어서, 상기 철분말은 환원철분인 것을 특징으로 하는 자성게시판.
  4. 제1항에 있어서, 상기 철분말은 산화철분과 환원철분을 혼합한 것을 특징으로 하는 자성게시판.
  5. 제1항에 있어서, 상기 철분말은 산화철분에 자철광석분을 혼합한 것을 특징으로 하는 자성게시판.
  6. 제1항에 있어서, 상기 철분말은 환원철분에 자철광석분을 혼합한 것을 특징으로 하는 자성게시판.
  7. 제1항에 있어서, 상기 철분말은 산화철분과 환원철분, 자철광석분을 혼합한 것을 특징으로 하는 자성게시판.
  8. 제1항에 있어서, 상기 철분말은 평균입자크기는 50~400 메쉬인 것을 특징으로 하는 자성게시판.
  9. 제1항에 있어서, 상기 표면층은 그 두께가 1.0mm이내인 것을 특징으로 하는 자성게시판.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940010855A 1994-05-17 1994-05-17 자성게시판 KR960014488B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940010855A KR960014488B1 (ko) 1994-05-17 1994-05-17 자성게시판

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940010855A KR960014488B1 (ko) 1994-05-17 1994-05-17 자성게시판

Publications (2)

Publication Number Publication Date
KR950031504A true KR950031504A (ko) 1995-12-18
KR960014488B1 KR960014488B1 (ko) 1996-10-16

Family

ID=19383321

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940010855A KR960014488B1 (ko) 1994-05-17 1994-05-17 자성게시판

Country Status (1)

Country Link
KR (1) KR960014488B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009008272U1 (de) 2009-06-10 2010-01-07 Heimbach Gmbh & Co. Kg Biegsame Pinwand

Also Published As

Publication number Publication date
KR960014488B1 (ko) 1996-10-16

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