ES2154919T3 - Composiciones fotocromicas que tienen una velocidad de difuminacion mejorada. - Google Patents

Composiciones fotocromicas que tienen una velocidad de difuminacion mejorada.

Info

Publication number
ES2154919T3
ES2154919T3 ES98111503T ES98111503T ES2154919T3 ES 2154919 T3 ES2154919 T3 ES 2154919T3 ES 98111503 T ES98111503 T ES 98111503T ES 98111503 T ES98111503 T ES 98111503T ES 2154919 T3 ES2154919 T3 ES 2154919T3
Authority
ES
Spain
Prior art keywords
photocromic
diffination
compositions
speed
improved
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
ES98111503T
Other languages
English (en)
Inventor
Sivaram Krishnan
Robert A Pyles
James B Johnson
Michael P Jenkins
Timothy J Pike
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.)
Bayer AG
Bayer Corp
Original Assignee
Bayer AG
Bayer Corp
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 Bayer AG, Bayer Corp filed Critical Bayer AG
Application granted granted Critical
Publication of ES2154919T3 publication Critical patent/ES2154919T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C08L69/005—Polyester-carbonates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

SE DESCRIBE UNA COMPOSICION DE MOLDEO TERMOPLASTICA QUE INCLUYE (A) AL MENOS UN COMPONENTE RESINOSO SELECCIONADO DEL GRUPO CONSISTENTE EN (I) UNA MEZCLA HOMOGENEA DE RESINA POLICARBONATO Y POLICAPROLACTONA E (II) UN COPOLIMERO COPOLI(CARBONATOLACTONA), Y (B) AL MENOS UN COMPUESTO SELECCIONADO DEL GRUPO CONSISTENTE EN BENZOPIRANOS, NAFTOPIRANOS, ESPIROBENZOPIRANOS, ESPIRONAFTOPIRANOS, ESPIROBENZOXAZINAS, ESPIRONAFTOXAZINAS, FULGUROS Y FULGIMIDAS. LA COMPOSICION QUE CONTIENE EL COMPUESTO FOTOCROMICO EN UNA CANTIDAD DE ENTRE 0,01 Y 1,0 PARTES POR CIEN EN PESO DE DICHO (A) EXHIBE BUENAS PROPIEDADES FOTOCROMICAS.
ES98111503T 1997-07-02 1998-06-23 Composiciones fotocromicas que tienen una velocidad de difuminacion mejorada. Expired - Lifetime ES2154919T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/887,075 US5998520A (en) 1997-07-02 1997-07-02 Photochromic compositions having improved fade rate

Publications (1)

Publication Number Publication Date
ES2154919T3 true ES2154919T3 (es) 2001-04-16

Family

ID=25390412

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98111503T Expired - Lifetime ES2154919T3 (es) 1997-07-02 1998-06-23 Composiciones fotocromicas que tienen una velocidad de difuminacion mejorada.

Country Status (7)

Country Link
US (1) US5998520A (es)
EP (1) EP0889084B1 (es)
JP (1) JP4121189B2 (es)
CA (1) CA2240092A1 (es)
DE (1) DE69800587T2 (es)
ES (1) ES2154919T3 (es)
TW (1) TW466254B (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6065836A (en) * 1998-07-30 2000-05-23 Bayer Corporation Photochromic ophthalmic lens
US6103777A (en) * 1998-12-18 2000-08-15 Bayer Corporation Thermoplastic composition suitable for optical applications having low haze values
AU1729501A (en) * 1999-12-09 2001-06-18 Skyrad Ltd. Dosimeter for sun radiation for use with sunscreen lotion
US20020107334A1 (en) * 2000-12-05 2002-08-08 Sivaram Krishnan Tinted plastic articles and thermoplastic composition for its preparation
US7465414B2 (en) * 2002-11-14 2008-12-16 Transitions Optical, Inc. Photochromic article
US20120119170A1 (en) 2009-07-24 2012-05-17 Skyrad Ltd. Color changing polymer-based article
EP2284218A1 (de) * 2009-07-27 2011-02-16 Georg Fischer DEKA GmbH Polymerzusammensetzung für Photobioreaktoren
DE102012100252A1 (de) * 2011-01-26 2012-07-26 Thüringisches Institut für Textil- und Kunststoff-Forschung e.V. Polymerzusammensetzung und Verfahren zur Herstellung von Produkten mit variabler biologischer Abbaubarkeit
CN106164213A (zh) * 2014-03-25 2016-11-23 沙特基础工业全球技术公司 变色材料
US20210284778A1 (en) 2020-03-11 2021-09-16 Alcon Inc. Photochromic polydiorganosiloxane vinylic crosslinkers
WO2021245551A1 (en) 2020-06-02 2021-12-09 Alcon Inc. Method for making photochromic contact lenses
WO2022090967A1 (en) 2020-10-28 2022-05-05 Alcon Inc. Method for making photochromic contact lenses
EP4240578A1 (en) 2020-11-04 2023-09-13 Alcon Inc. Method for making photochromic contact lenses
EP4240579A1 (en) 2020-11-04 2023-09-13 Alcon Inc. Method for making photochromic contact lenses
US20220281193A1 (en) 2021-03-08 2022-09-08 Alcon Inc. Method for making photofunctional contact lenses
WO2022208450A1 (en) 2021-04-01 2022-10-06 Alcon Inc. Method for making photochromic contact lenses
US20230364832A1 (en) 2022-04-28 2023-11-16 Alcon Inc. Method for making uv and hevl-absorbing ophthalmic lenses

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1186987A (en) * 1967-08-30 1970-04-08 Fuji Photo Film Co Ltd Photochromic Compounds
JPS4948631B1 (es) * 1968-10-28 1974-12-23
US4342668A (en) * 1978-09-08 1982-08-03 American Optical Corporation Photochromic compounds
US4215010A (en) * 1978-09-08 1980-07-29 American Optical Corporation Photochromic compounds
GB8611837D0 (en) * 1986-05-15 1986-06-25 Plessey Co Plc Photochromic spiropyran compounds
US4931221A (en) * 1988-12-30 1990-06-05 Ppg Industries, Inc. Photochromic spiropyran compounds
EP0401958B1 (en) * 1989-06-05 1995-01-11 Tokuyama Corporation Photochromic compound, composition and use thereof
EP0728315B1 (en) * 1992-09-25 1999-12-22 PPG Industries Ohio, Inc. Photochromic compositions of improved fatigue resistance
DE4304488C1 (de) * 1993-02-15 1994-06-01 Heinz Jakob Verfahren zur Herstellung eines photochromen Formkörpers aus Kunststoff, ein Zwischenprodukt und die nach dem Verfahren erhältlichen Formkörper
WO1994020869A1 (en) * 1993-03-12 1994-09-15 Ppg Industries, Inc. Novel benzopyrans
US5552090A (en) * 1993-06-21 1996-09-03 Ppg Industries, Inc. Photochromic naphthopyran compounds
US5708064A (en) * 1993-10-15 1998-01-13 Ppg Industries, Inc. High refractive index photochromic ophthalmic article
US5451344A (en) * 1994-04-08 1995-09-19 Transitions Optical, Inc. Photochromic naphthopyran compounds
US5628935A (en) * 1994-10-28 1997-05-13 Vision-Ease Lens, Inc. Photochromic spironaphthopyran compounds

Also Published As

Publication number Publication date
CA2240092A1 (en) 1999-01-02
JP4121189B2 (ja) 2008-07-23
EP0889084A1 (en) 1999-01-07
JPH1135812A (ja) 1999-02-09
DE69800587T2 (de) 2001-08-09
DE69800587D1 (de) 2001-04-19
US5998520A (en) 1999-12-07
EP0889084B1 (en) 2001-03-14
TW466254B (en) 2001-12-01

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