KR920022219A - Visible information recording medium - Google Patents

Visible information recording medium Download PDF

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Publication number
KR920022219A
KR920022219A KR1019920008531A KR920008531A KR920022219A KR 920022219 A KR920022219 A KR 920022219A KR 1019920008531 A KR1019920008531 A KR 1019920008531A KR 920008531 A KR920008531 A KR 920008531A KR 920022219 A KR920022219 A KR 920022219A
Authority
KR
South Korea
Prior art keywords
recording medium
information recording
visible information
layer
medium according
Prior art date
Application number
KR1019920008531A
Other languages
Korean (ko)
Other versions
KR960013018B1 (en
Inventor
하루히꼬 오오사와
타쯔야 오가와
히로부미 테즈까
요시히꼬 나까하라
Original Assignee
후꾸오까 고도
쿄도인사쯔 가부시기가이샤
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.)
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Application filed by 후꾸오까 고도, 쿄도인사쯔 가부시기가이샤 filed Critical 후꾸오까 고도
Publication of KR920022219A publication Critical patent/KR920022219A/en
Application granted granted Critical
Publication of KR960013018B1 publication Critical patent/KR960013018B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/48—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/36—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using a polymeric layer, which may be particulate and which is deformed or structurally changed with modification of its' properties, e.g. of its' optical hydrophobic-hydrophilic, solubility or permeability properties
    • B41M5/363—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using a polymeric layer, which may be particulate and which is deformed or structurally changed with modification of its' properties, e.g. of its' optical hydrophobic-hydrophilic, solubility or permeability properties using materials comprising a polymeric matrix containing a low molecular weight organic compound such as a fatty acid, e.g. for reversible recording
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards

Abstract

내용 없음No content

Description

가시정보기록매체Visible information recording medium

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

제1도는 본 발명의 가역성 정보기록매체에 사용되는 가역성 열기록층의 투명도와 가열온도간의 관계를 예시한 그래프.1 is a graph illustrating the relationship between the transparency and the heating temperature of the reversible heat recording layer used in the reversible information recording medium of the present invention.

제2도는 본 발명의 특정실시예에 의한 가역성 정보기록매체의 부분종단면도.2 is a partial longitudinal sectional view of a reversible information recording medium according to a particular embodiment of the present invention.

Claims (12)

기판과, 상기 기판의 적어도 한쪽면에 형성된 콘트라스트향상층과, 상기 콘트라스트향상층위에 형성된 비가역성 열기록층과, 상기 비가역성 열기록층 근방에 형성된 열가용성 재료로 이루어진 열가용층과, 상기 비가역성 열기록층위에 형성된 가역성 열기록층과, 상기 가역성 열기록층의 외부면을 보호하기 위한 보호층으로 구성된 가시정보기록매체.A heat-soluble layer made of a substrate, a contrast enhancement layer formed on at least one side of the substrate, an irreversible heat recording layer formed on the contrast enhancement layer, a heat-soluble material formed near the irreversible heat recording layer, and the irreversible heat recording. A visible information recording medium comprising a reversible thermal recording layer formed on a layer and a protective layer for protecting an outer surface of the reversible thermal recording layer. 제1항에 있어서, 상기 가역성 열기록층은, 상온보다 높은 제1영역내의 온도로 가열한 후 상온으로 냉각한 경우에는 높은 투명도를 나타내는 반면, 상기 제1영역보다 높은 제2영역내의 온도까지 가열한 후 상온으로 냉각한 경우에는 낮은 투명도를 나타내도록 가열이력에 따라 투명도가 상이한 재료로 이루어져 있는 것을 특징으로 하는 가시정보기록매체.The method of claim 1, wherein the reversible heat recording layer, when heated to a temperature in the first region higher than room temperature and then cooled to room temperature exhibits high transparency, while heating to a temperature in the second region higher than the first region And then cooled to room temperature, wherein the visible information recording medium is made of a material whose transparency is different depending on the heating history so as to exhibit low transparency. 제2항에 있어서, 상기 가역성 열기록층은 중합체로 이루어진 매트릭스와 저분자량의 유기화합물의 혼합물로 구성된 것을 특징으로 하는 가시정보기록매체.3. The visible information recording medium according to claim 2, wherein the reversible thermal recording layer is composed of a mixture of a matrix composed of a polymer and a low molecular weight organic compound. 제3항에 있어서, 상기 매트릭스는, 폴리염화비닐로 이루어진 군으로부터 선택된 수지와, 염화비닐과 염화비닐리덴, 비닐아세테이트, 비닐알코올, 말테산, 아크릴산에스테르, 아크릴로니트릴 및 폴리에스테르중의 적어도 1종류와의 공중합체를 포함하는 것을 특징으로 하는 가시정보기록매체.The method of claim 3, wherein the matrix is at least one of a resin selected from the group consisting of polyvinyl chloride, vinyl chloride and vinylidene chloride, vinyl acetate, vinyl alcohol, malteic acid, acrylic acid ester, acrylonitrile and polyester. A visible information recording medium comprising a copolymer with a kind. 제3항에 있어서, 상기 저분자량의 유기화합물은, 탄소원자수가 대략 10∼30인 포화 또는 불포화 지방산과 그의 염, 상기 지방산의 에스테르 및 아미드로 구성된 군으로부터 선택되는 것을 특징으로 하는 가시정보기록매체.4. The visible information recording medium according to claim 3, wherein the low molecular weight organic compound is selected from the group consisting of saturated or unsaturated fatty acids having about 10 to 30 carbon atoms and salts thereof, esters and amides of the fatty acids. . 제3항에 있어서, 상기 혼합물은, 염료와 안료중의 적어도 1종류를 함유하는 것을 특징으로 하는 가시정보기록매체.4. The visible information recording medium according to claim 3, wherein the mixture contains at least one of dyes and pigments. 제1항에 있어서, 상기 비가역성 열기록층은, 상기 콘트라스트향상층을 적어도 부분적으로 은폐하기에 충분한 두께를 지니는 동시에, 비교적 저응점의 금속으로 이루어진 얇은 층으로 구성되는 것을 특징으로 하는 가시정보기록매체.2. The visible information recording medium according to claim 1, wherein the irreversible thermal recording layer has a thickness sufficient to at least partially conceal the contrast enhancement layer and is composed of a thin layer made of a relatively low-corrosive metal. . 제7항에 있어서, 상기 비가역성 열기록층은 퇴적된 주석층으로 구성되는 것을 특징으로 하는 가시정보기록매체.8. The visible information recording medium according to claim 7, wherein the irreversible thermal recording layer is composed of a deposited tin layer. 제1항에 있어서, 상기 콘트라스트향상층이 자성층인 것을 특징으로 하는 가시정보기록매체.The visible information recording medium according to claim 1, wherein the contrast enhancing layer is a magnetic layer. 제1항에 있어서, 상기 콘트라스트향상층은 바인더수지내에 소정 색상의 염료나 안료를 함유하는 것을 특징으로 하는 가시정보기록매체.The visible information recording medium according to claim 1, wherein the contrast enhancement layer contains a dye or a pigment of a predetermined color in a binder resin. 제10항에 있어서, 상기 바인더수지는, 폴리에스테르수지, 알킷수지, 비닐수지, 폴리우레탄수지 및 이들의 소정조합물로 이루어진 군으로부터 선택된 것인 것을 특징으로 하는 가시정보기록매체.The visible information recording medium according to claim 10, wherein the binder resin is selected from the group consisting of polyester resins, alkyd resins, vinyl resins, polyurethane resins, and certain combinations thereof. 제1항에 있어서, 가시정보기록매체가 카드형상인 것을 특징으로 하는 가시정보기록매체.The visible information recording medium according to claim 1, wherein the visible information recording medium is in the form of a card. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920008531A 1991-05-21 1992-05-20 Visible information heat sensitive recording medium KR960013018B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3144135A JP2865217B2 (en) 1991-05-21 1991-05-21 Magnetic recording media
JP91-144135 1991-05-21

Publications (2)

Publication Number Publication Date
KR920022219A true KR920022219A (en) 1992-12-19
KR960013018B1 KR960013018B1 (en) 1996-09-25

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Application Number Title Priority Date Filing Date
KR1019920008531A KR960013018B1 (en) 1991-05-21 1992-05-20 Visible information heat sensitive recording medium

Country Status (5)

Country Link
JP (1) JP2865217B2 (en)
KR (1) KR960013018B1 (en)
AU (1) AU659838B2 (en)
GB (1) GB2256496B (en)
TW (1) TW203137B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2703808B1 (en) * 1993-04-08 1995-05-24 Gemplus Card Int Method for authenticating a chip medium and medium allowing such authentication.
JPH0725148A (en) * 1993-07-13 1995-01-27 Mitsubishi Paper Mills Ltd Reversible thermal composite recording material
JP3442827B2 (en) * 1993-09-22 2003-09-02 株式会社東芝 Storage medium and recording processing method thereof
TW412744B (en) * 1996-02-13 2000-11-21 Dainippon Printing Co Ltd Device with display portion capable of rewriting
US7123312B2 (en) 1996-02-13 2006-10-17 Dai Nippon Printing Co., Ltd. Apparatus having a rewritable display portion
JPH1049053A (en) * 1996-08-02 1998-02-20 Dainippon Printing Co Ltd Reversible display label for recording media
US6362130B1 (en) * 1997-09-04 2002-03-26 Ricoh Company, Ltd. Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same
ES2160031B1 (en) * 1999-02-01 2002-06-16 Obiol Mendez Juan Antonio DATA SUPPORT CARD.
KR20040104500A (en) * 2002-03-08 2004-12-10 다이니폰 인사츠 가부시키가이샤 Information providing system and paper-shaped display medium
JP2019171697A (en) * 2018-03-28 2019-10-10 共同印刷株式会社 Heat-sensitive recording medium and printing method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0262287A (en) * 1988-08-30 1990-03-02 Kyodo Printing Co Ltd Thermal recording method, thermal recording medium used therefor and preparation thereof
JP2728214B2 (en) * 1989-01-20 1998-03-18 共同印刷株式会社 Thermal recording medium

Also Published As

Publication number Publication date
AU1703792A (en) 1992-11-26
GB2256496A (en) 1992-12-09
AU659838B2 (en) 1995-06-01
JP2865217B2 (en) 1999-03-08
JPH05139079A (en) 1993-06-08
GB2256496B (en) 1994-10-19
KR960013018B1 (en) 1996-09-25
GB9210712D0 (en) 1992-07-08
TW203137B (en) 1993-04-01

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