DE69800786T2 - Markierung von Plastikartikeln durch optischen Fingerabdruck - Google Patents

Markierung von Plastikartikeln durch optischen Fingerabdruck

Info

Publication number
DE69800786T2
DE69800786T2 DE1998600786 DE69800786T DE69800786T2 DE 69800786 T2 DE69800786 T2 DE 69800786T2 DE 1998600786 DE1998600786 DE 1998600786 DE 69800786 T DE69800786 T DE 69800786T DE 69800786 T2 DE69800786 T2 DE 69800786T2
Authority
DE
Germany
Prior art keywords
marking
optical fingerprint
plastic articles
articles
plastic
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE1998600786
Other languages
English (en)
Other versions
DE69800786D1 (de
Inventor
Greig Chisholm
William Ewen Smith
Pete Cyril White
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Schweiz AG
University of Strathclyde
Original Assignee
Ciba Spezialitaetenchemie Holding AG
Ciba SC Holding AG
University of Strathclyde
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 Ciba Spezialitaetenchemie Holding AG, Ciba SC Holding AG, University of Strathclyde filed Critical Ciba Spezialitaetenchemie Holding AG
Application granted granted Critical
Publication of DE69800786D1 publication Critical patent/DE69800786D1/de
Publication of DE69800786T2 publication Critical patent/DE69800786T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0279—Optical identification, e.g. cameras or spectroscopy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE1998600786 1997-07-24 1998-07-08 Markierung von Plastikartikeln durch optischen Fingerabdruck Expired - Lifetime DE69800786T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9715550A GB9715550D0 (en) 1997-07-24 1997-07-24 Plastics compostions

Publications (2)

Publication Number Publication Date
DE69800786D1 DE69800786D1 (de) 2001-06-21
DE69800786T2 true DE69800786T2 (de) 2001-09-13

Family

ID=10816346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998600786 Expired - Lifetime DE69800786T2 (de) 1997-07-24 1998-07-08 Markierung von Plastikartikeln durch optischen Fingerabdruck

Country Status (10)

Country Link
US (1) US6091491A (de)
EP (1) EP0893468B1 (de)
JP (1) JPH11106669A (de)
KR (1) KR100553302B1 (de)
CN (1) CN1208749A (de)
CA (1) CA2243873A1 (de)
DE (1) DE69800786T2 (de)
ES (1) ES2158648T3 (de)
GB (1) GB9715550D0 (de)
TW (1) TW375652B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6313423B1 (en) * 1996-11-04 2001-11-06 National Recovery Technologies, Inc. Application of Raman spectroscopy to identification and sorting of post-consumer plastics for recycling
GB9715550D0 (en) * 1997-07-24 1997-10-01 Ciba Geigy Ag Plastics compostions
US6608670B2 (en) * 1999-03-16 2003-08-19 Wizard Of Ink & Co. Laser verification and authentication raman spectrometer (LVARS) detecting the stokes and/or anti-stokes emission
NL1013028C2 (nl) * 1999-09-10 2001-03-13 Dsm Nv Informatiedragend vormdeel.
TW546311B (en) 1999-11-25 2003-08-11 Ciba Sc Holding Ag Composition and method for color improvement of nitroxyl containing polymers
US6704113B1 (en) * 2000-03-28 2004-03-09 Juliusz W. Adamczuk Non-destructive surface inspection and profiling
US20030017123A1 (en) * 2001-05-29 2003-01-23 Scancarella Neil D. Long wearing emulsion composition for making up eyes and skin
WO2003054071A2 (en) * 2001-12-20 2003-07-03 Ciba Specialty Chemicals Holding Inc. Solar heat shielding plastic composition
US10316173B2 (en) 2016-02-01 2019-06-11 Sensors Unlimited, Inc. Systems and methods for marking plastics
CN109781694B (zh) * 2019-03-29 2021-09-24 上海应用技术大学 一种葡萄酒中金属离子的快速检测方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650741B2 (de) * 1974-11-20 1981-12-01
US4231918A (en) * 1977-09-23 1980-11-04 Ciba-Geigy Corporation Process for the mass coloration of linear polyesters
NL8204181A (nl) * 1982-10-29 1984-05-16 Gen Electric Polymeer-mengsel, daaruit gevormde voorwerpen.
US4731400A (en) * 1984-12-18 1988-03-15 Mitsui Petrochemical Industries, Ltd. Thermoplastic resin composition
US4826898A (en) * 1987-04-03 1989-05-02 Dainippon Ink And Chemicals, Inc. Colored polypropylene resin
US5376556A (en) * 1989-10-27 1994-12-27 Abbott Laboratories Surface-enhanced Raman spectroscopy immunoassay
GB9002360D0 (en) * 1990-02-02 1990-04-04 De La Rue Co Plc Ink composition and components thereof
GB2256923B (en) * 1990-02-02 1993-09-22 De La Rue Thomas & Co Ltd Detection apparatus
CH685162A5 (de) * 1991-05-07 1995-04-13 Ciba Geigy Ag Pigmentzusammensetzungen.
JPH07507074A (ja) * 1991-11-08 1995-08-03 イーストマン ケミカル カンパニー 近赤外発螢光団を有する熱可塑性材料の標識方法
GB9204064D0 (en) * 1992-02-26 1992-04-08 British Petroleum Co Plc Method of identifying polymer materials
ZA933185B (en) * 1992-05-08 1994-05-23 Dick Co Ab Encapsulated magnetic particles pigments and carbon black compositions and methods related thereto
JPH05339483A (ja) * 1992-06-12 1993-12-21 Nippon Kayaku Co Ltd 生分解性樹脂着色組成物
JPH07111397B2 (ja) * 1993-01-14 1995-11-29 東亜電波工業株式会社 プラスチックの種類判定方法
JP3244953B2 (ja) * 1994-07-05 2002-01-07 三菱製紙株式会社 情報識別シート及びその情報識別方法
ES2173160T3 (es) * 1994-09-14 2002-10-16 Ciba Sc Holding Ag Pigmentos organicos del tipo incorporar agitando (stir-in).
US5935755A (en) * 1995-08-21 1999-08-10 Xerox Corporation Method for document marking and recognition
JPH09184809A (ja) * 1995-12-30 1997-07-15 Koyo Ozaki 散乱光測定装置
GB9601604D0 (en) * 1996-01-26 1996-03-27 Ciba Geigy Ag Pigment compositions
GB9715550D0 (en) * 1997-07-24 1997-10-01 Ciba Geigy Ag Plastics compostions
US5866241A (en) * 1997-09-17 1999-02-02 Xiang; Ming H. Microscope slide with colorfrost and non-colorfrost surfaces

Also Published As

Publication number Publication date
JPH11106669A (ja) 1999-04-20
EP0893468A1 (de) 1999-01-27
EP0893468B1 (de) 2001-05-16
CN1208749A (zh) 1999-02-24
ES2158648T3 (es) 2001-09-01
TW375652B (en) 1999-12-01
KR100553302B1 (ko) 2006-05-25
DE69800786D1 (de) 2001-06-21
US6091491A (en) 2000-07-18
KR19990014112A (ko) 1999-02-25
GB9715550D0 (en) 1997-10-01
CA2243873A1 (en) 1999-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: CIBA HOLDING INC., BASEL, CH

Owner name: UNIVERSITY OF STRATHCLYDE, GLASGOW, SCHOTTLAND, GB

8328 Change in the person/name/address of the agent

Representative=s name: MAIWALD PATENTANWALTSGESELLSCHAFT MBH, 80335 MUENC