ITMI921095A1 - Melanina sintetica purificata particolarmente per dispositivi ottici a bassa diffusione - Google Patents

Melanina sintetica purificata particolarmente per dispositivi ottici a bassa diffusione

Info

Publication number
ITMI921095A1
ITMI921095A1 IT001095A ITMI921095A ITMI921095A1 IT MI921095 A1 ITMI921095 A1 IT MI921095A1 IT 001095 A IT001095 A IT 001095A IT MI921095 A ITMI921095 A IT MI921095A IT MI921095 A1 ITMI921095 A1 IT MI921095A1
Authority
IT
Italy
Prior art keywords
optical devices
low diffusion
diffusion optical
purified melanin
synthetic purified
Prior art date
Application number
IT001095A
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
Priority to ITMI921095A priority Critical patent/IT1255146B/it
Publication of ITMI921095A0 publication Critical patent/ITMI921095A0/it
Priority to JP5519816A priority patent/JPH08500371A/ja
Priority to DE69316206T priority patent/DE69316206T2/de
Priority to PCT/EP1993/001027 priority patent/WO1993023480A1/en
Priority to EP93909377A priority patent/EP0639209B1/en
Priority to AT93909377T priority patent/ATE161872T1/de
Priority to AU40205/93A priority patent/AU4020593A/en
Publication of ITMI921095A1 publication Critical patent/ITMI921095A1/it
Application granted granted Critical
Publication of IT1255146B publication Critical patent/IT1255146B/it

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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ITMI921095A 1992-05-08 1992-05-08 Melanina sintetica purificata particolarmente per dispositivi ottici abassa diffusione IT1255146B (it)

Priority Applications (7)

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
JP5519816A JPH08500371A (ja) 1992-05-08 1993-04-29 特に低ヘーズの光学機器に有用な実質的に純粋な合成メラニン
DE69316206T DE69316206T2 (de) 1992-05-08 1993-04-29 Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung
PCT/EP1993/001027 WO1993023480A1 (en) 1992-05-08 1993-04-29 Substantially pure synthetic melanin particularly useful for low haze optical devices
EP93909377A EP0639209B1 (en) 1992-05-08 1993-04-29 Substantially pure synthetic melanin particularly useful for low haze optical devices
AT93909377T ATE161872T1 (de) 1992-05-08 1993-04-29 Im wesentlichen reines synthetisches melanin, besonders geeignet fuer optische vorrichtungen von geringer truebung
AU40205/93A AU4020593A (en) 1992-05-08 1993-04-29 Substantially pure synthetic melanin particularly useful for low haze optical devices

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 (3)

Publication Number Publication Date
ITMI921095A0 ITMI921095A0 (it) 1992-05-08
ITMI921095A1 true ITMI921095A1 (it) 1993-11-08
IT1255146B IT1255146B (it) 1995-10-20

Family

ID=11363230

Family Applications (1)

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

Country Status (7)

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

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
KR101227322B1 (ko) 2009-10-23 2013-01-28 서울대학교산학협력단 나노 크기의 멜라닌 입자 및 이의 제조방법
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
JPH08500371A (ja) 1996-01-16
WO1993023480A1 (en) 1993-11-25
IT1255146B (it) 1995-10-20
AU4020593A (en) 1993-12-13
EP0639209A1 (en) 1995-02-22
ATE161872T1 (de) 1998-01-15
DE69316206T2 (de) 1998-07-23
DE69316206D1 (de) 1998-02-12
ITMI921095A0 (it) 1992-05-08
EP0639209B1 (en) 1998-01-07

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Legal Events

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990430