ATE161872T1 - Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung - Google Patents

Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung

Info

Publication number
ATE161872T1
ATE161872T1 AT93909377T AT93909377T ATE161872T1 AT E161872 T1 ATE161872 T1 AT E161872T1 AT 93909377 T AT93909377 T AT 93909377T AT 93909377 T AT93909377 T AT 93909377T AT E161872 T1 ATE161872 T1 AT E161872T1
Authority
AT
Austria
Prior art keywords
optical devices
hazage
low
particularly suitable
pure synthetic
Prior art date
Application number
AT93909377T
Other languages
English (en)
Inventor
James Gallas
Original Assignee
Intercast Europ Spa
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 Intercast Europ Spa filed Critical Intercast Europ Spa
Application granted granted Critical
Publication of ATE161872T1 publication Critical patent/ATE161872T1/de

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
    • C09B69/00—Dyes not provided for by a single group of this subclass
    • C09B69/10—Polymeric dyes; Reaction products of dyes with monomers or with macromolecular compounds
    • C09B69/104—Polymeric dyes; Reaction products of dyes with monomers or with macromolecular compounds containing an indole dye, including melanine derivates
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D7/00—Composition of materials for transparent parts of gas-masks, respirators, breathing bags, or helmets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Emergency Management (AREA)
  • Eyeglasses (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
AT93909377T 1992-05-08 1993-04-29 Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung ATE161872T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI921095A IT1255146B (it) 1992-05-08 1992-05-08 Melanina sintetica purificata particolarmente per dispositivi ottici abassa diffusione

Publications (1)

Publication Number Publication Date
ATE161872T1 true ATE161872T1 (de) 1998-01-15

Family

ID=11363230

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93909377T ATE161872T1 (de) 1992-05-08 1993-04-29 Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung

Country Status (7)

Country Link
EP (1) EP0639209B1 (de)
JP (1) JPH08500371A (de)
AT (1) ATE161872T1 (de)
AU (1) AU4020593A (de)
DE (1) DE69316206T2 (de)
IT (1) IT1255146B (de)
WO (1) WO1993023480A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6103777A (en) * 1998-12-18 2000-08-15 Bayer Corporation Thermoplastic composition suitable for optical applications having low haze values
ITMI991896A1 (it) * 1999-09-09 2001-03-09 Carlo Ghisalberti Melanine e pigmenti vegetali
TWI408182B (zh) 2005-07-15 2013-09-11 Mgc Filsheet Co Ltd A method for producing melanin and a melanin produced by the method, a functional film containing the melanin, and a method for producing the same
JP4664139B2 (ja) * 2005-07-15 2011-04-06 Ｍｇｃフィルシート株式会社 メラニンを含有する機能性フィルムおよびその製造方法
JP4717661B2 (ja) 2006-02-24 2011-07-06 Ｍｇｃフィルシート株式会社 メラニン含有層を含む光学積層体および該積層体を含む光学製品
US8133414B2 (en) * 2008-11-17 2012-03-13 Photoprotective Technologies, Inc. Light filters using yellow melanin and melanin-like oligomers and photochromic dyes
CN104017202B (zh) * 2009-10-23 2016-09-28 首尔大学校产学协力团 纳米尺寸的黑色素颗粒及其制备方法
KR101729710B1 (ko) 2012-04-09 2017-04-24 서울대학교산학협력단 물에 안정하게 분산되는 멜라닌 나노입자를 포함하는 핵자기 공명 영상 조영제
BR102013001441B1 (pt) * 2013-01-21 2021-02-23 Universidade Estadual Paulista " Julio De Mesquita Filho" - Unesp processo de produção de melanina sintética e produto obtido
JP6143261B2 (ja) * 2013-03-26 2017-06-07 株式会社 サンルックス Ｎｄフィルタ及び太陽観察用ｎｄフィルタ並びにこれらの製造方法
CN106146770A (zh) * 2015-03-30 2016-11-23 西南林业大学 一种自由基聚合法合成天然黑色素基树脂的方法
JP7402449B2 (ja) * 2019-08-29 2023-12-21 国立研究開発法人日本原子力研究開発機構 樹脂組成物及び遮光レンズの製造方法
CN115058005B (zh) * 2022-05-11 2023-06-13 四川大学 低介电损耗的黑色素纳米材料及在基板上制备其涂层的方法及产品

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698374A (en) * 1984-06-08 1987-10-06 Gallas James M Optical lens system incorporating melanin as an absorbing pigment for protection against electromagnetic radiation

Also Published As

Publication number Publication date
EP0639209B1 (de) 1998-01-07
AU4020593A (en) 1993-12-13
DE69316206T2 (de) 1998-07-23
WO1993023480A1 (en) 1993-11-25
DE69316206D1 (de) 1998-02-12
ITMI921095A0 (it) 1992-05-08
EP0639209A1 (de) 1995-02-22
IT1255146B (it) 1995-10-20
JPH08500371A (ja) 1996-01-16
ITMI921095A1 (it) 1993-11-08

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