IT1191994B - Procedimento per la fabbricazione di articoli fotocromatici di materiale plastico in particolare lenti per occhiali da sole e simili - Google Patents

Procedimento per la fabbricazione di articoli fotocromatici di materiale plastico in particolare lenti per occhiali da sole e simili

Info

Publication number
IT1191994B
IT1191994B IT67243/86A IT6724386A IT1191994B IT 1191994 B IT1191994 B IT 1191994B IT 67243/86 A IT67243/86 A IT 67243/86A IT 6724386 A IT6724386 A IT 6724386A IT 1191994 B IT1191994 B IT 1191994B
Authority
IT
Italy
Prior art keywords
photocromatic
sunglasses
articles
procedure
manufacture
Prior art date
Application number
IT67243/86A
Other languages
English (en)
Other versions
IT8667243A0 (it
Inventor
Cletus Norman Welch
Original Assignee
Ppg Industries Inc
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 Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of IT8667243A0 publication Critical patent/IT8667243A0/it
Application granted granted Critical
Publication of IT1191994B publication Critical patent/IT1191994B/it

Links

Classifications

    • 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
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Laminated Bodies (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Filters (AREA)
IT67243/86A 1985-03-29 1986-03-26 Procedimento per la fabbricazione di articoli fotocromatici di materiale plastico in particolare lenti per occhiali da sole e simili IT1191994B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71761885A 1985-03-29 1985-03-29
US77975085A 1985-09-24 1985-09-24

Publications (2)

Publication Number Publication Date
IT8667243A0 IT8667243A0 (it) 1986-03-26
IT1191994B true IT1191994B (it) 1988-03-31

Family

ID=27109740

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67243/86A IT1191994B (it) 1985-03-29 1986-03-26 Procedimento per la fabbricazione di articoli fotocromatici di materiale plastico in particolare lenti per occhiali da sole e simili

Country Status (11)

Country Link
AU (1) AU554441B2 (it)
BR (1) BR8601298A (it)
CA (1) CA1274427A (it)
DE (1) DE3607759A1 (it)
FR (1) FR2587501B1 (it)
GB (1) GB2174711B (it)
HK (1) HK71889A (it)
IT (1) IT1191994B (it)
MX (1) MX164718B (it)
MY (1) MY101860A (it)
SG (1) SG27389G (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3516568A1 (de) * 1985-05-08 1986-01-23 Optische Werke G. Rodenstock, 8000 München Verfahren zum einfaerben von brillenglaesern aus kunststoff mit organischen farbstoffen
US4909963A (en) * 1986-09-26 1990-03-20 Ppg Industries, Inc. Photochromic article
US4816584A (en) * 1986-11-12 1989-03-28 Ppg Industries, Inc. Photochromic spiro(indoline)benzoxazines
US4831142A (en) * 1986-09-26 1989-05-16 Ppg Industries, Inc. Spiro indoline-pyranobenzoxazinones
DE3852831T2 (de) * 1987-02-02 1995-05-18 Toray Industries Photochrome Verbindung.
IT1223348B (it) * 1987-11-05 1990-09-19 Enichem Sintesi Bambola o altro gioco per l'infanzia con caratteristiche fotocromatiche e relativo procedimento di preparazione
US5021196A (en) * 1988-01-25 1991-06-04 Ppg Industries, Inc. Method for preparing variable-light transmittance article
US4968454A (en) * 1988-01-25 1990-11-06 Ppg Industries, Inc. Variable-light transmittance article and method for preparing same
IE890134L (en) * 1988-02-02 1989-08-02 Akzo Nv Photochromic compositions
US4986934A (en) * 1988-03-25 1991-01-22 Ppg Industries, Inc. Photochromic compound and articles containing the same
US5185390A (en) * 1990-03-07 1993-02-09 Ppg Industries, Inc. Water strippable photochromic resin composition
US5130353A (en) * 1990-03-07 1992-07-14 Ppg Industries, Inc. Method for preparing photochromic plastic article
IL105147A0 (en) * 1992-09-11 1993-07-08 American Optical Corp Production of photochromic plastic lenses
AUPN007194A0 (en) * 1994-12-16 1995-01-19 Sola International Holdings Ltd Method of preparing photochromic article
US7077985B2 (en) 2000-05-30 2006-07-18 Vision-Ease Lens Injection molding of lens
US6521753B1 (en) * 2000-05-31 2003-02-18 Johnson & Johnson Vision Care, Inc. Indolinospiropyran compounds and methods for their manufacture
EP1673655B1 (en) 2003-09-09 2015-05-06 Insight Equity A.P.X., LP Photochromic polyurethane laminate
US7858001B2 (en) 2003-09-09 2010-12-28 Insight Equity A.P.X., L.P. Photochromic lens
EP1874984A2 (en) 2005-03-04 2008-01-09 Vision-Ease Lens, Inc. Forming method for polymeric laminated wafers comprising different film materials
FR2952440B1 (fr) 2009-11-12 2012-05-04 Essilor Int Procede de fabrication d'un film plastique anti-uv avec une repartition spatiale non uniforme de l'absorbeur uv et elements optiques photochromes revetus d'un tel film plastique
US9081130B1 (en) 2013-01-09 2015-07-14 Insight Equity A.P.X., Lp Photochromic polyurethane laminate
US9975053B1 (en) 2017-04-28 2018-05-22 Jay At Play International Hong Kong Limited Transformable toy with reversible head

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286957A (en) * 1979-01-10 1981-09-01 Essilor International "Cie Generale D'optique" Process of integrating a photochromic substance into an ophthalmic lens and a photochromic lens of organic material
CH662188A5 (de) * 1983-03-16 1987-09-15 Satis Vacuum Ag Verfahren und einrichtung zur beschichtung optischer substrate mit reversiblen photochromischen eigenschaften.
DE3516568A1 (de) * 1985-05-08 1986-01-23 Optische Werke G. Rodenstock, 8000 München Verfahren zum einfaerben von brillenglaesern aus kunststoff mit organischen farbstoffen

Also Published As

Publication number Publication date
BR8601298A (pt) 1986-12-02
GB2174711A (en) 1986-11-12
SG27389G (en) 1989-09-22
GB8607756D0 (en) 1986-04-30
IT8667243A0 (it) 1986-03-26
AU554441B2 (en) 1986-08-21
CA1274427C (en) 1990-09-25
FR2587501A1 (fr) 1987-03-20
MY101860A (en) 1992-01-31
HK71889A (en) 1989-09-14
MX164718B (es) 1992-09-21
DE3607759A1 (de) 1986-10-02
FR2587501B1 (fr) 1991-07-19
GB2174711B (en) 1988-10-19
CA1274427A (en) 1990-09-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980327