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ES2060879T3 - Policarbonatos que contienen absorbentes de uv. - Google Patents

Policarbonatos que contienen absorbentes de uv.

Info

Publication number
ES2060879T3
ES2060879T3 ES90116306T ES90116306T ES2060879T3 ES 2060879 T3 ES2060879 T3 ES 2060879T3 ES 90116306 T ES90116306 T ES 90116306T ES 90116306 T ES90116306 T ES 90116306T ES 2060879 T3 ES2060879 T3 ES 2060879T3
Authority
ES
Spain
Prior art keywords
absorbents
polycarbonates containing
polycarbonates
formula
hydroxybenzotiazoles
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
ES90116306T
Other languages
English (en)
Inventor
Uwe Dr Westeppe
Dieter Dr Freitag
Werner Dr Novertne
Ulrich Dr Grigo
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
Original Assignee
Bayer AG
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 filed Critical Bayer AG
Application granted granted Critical
Publication of ES2060879T3 publication Critical patent/ES2060879T3/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
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3472—Five-membered rings
    • C08K5/3475—Five-membered rings condensed with carbocyclic rings

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)
  • Polyesters Or Polycarbonates (AREA)

Abstract

EL OBJETO DEL PRESENTE INVENTO SON POLICARBONATOS QUE CONTIENEN ABSORBENTES DE UV, CONSTITUIDOS POR BIFENOLES DE FORMULA (I) (FORMULA), CON UN CONTENIDO DE HIDROXIBENZOTIAZOLES COMO ABSORBENTES DE UV DEL 0,05 A 15 % EN PESO, REFERIDO AL PESO DEL POLICARBONATO, ASI COMO TAMBIEN EL PROCEDIMIENTO DE FABRICACION DE ESTOS POLICARBONATOS.
ES90116306T 1989-09-07 1990-08-25 Policarbonatos que contienen absorbentes de uv. Expired - Lifetime ES2060879T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3929671A DE3929671A1 (de) 1989-09-07 1989-09-07 Uv-absorberhaltige polycarbonate

Publications (1)

Publication Number Publication Date
ES2060879T3 true ES2060879T3 (es) 1994-12-01

Family

ID=6388782

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90116306T Expired - Lifetime ES2060879T3 (es) 1989-09-07 1990-08-25 Policarbonatos que contienen absorbentes de uv.

Country Status (4)

Country Link
EP (1) EP0416404B1 (es)
JP (1) JP2901725B2 (es)
DE (2) DE3929671A1 (es)
ES (1) ES2060879T3 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3941014A1 (de) * 1989-12-12 1991-06-13 Bayer Ag Zweistufen-verfahren zur herstellung von polycarbonaten auf basis von speziellen dihydroxydiphenylalkanen
DE4413005A1 (de) * 1994-04-15 1995-10-19 Bayer Ag Verfahren zur Herstellung von hochwärmeformbeständigen, UV-geschützten optischen Teilen
EP1141113A1 (de) * 1998-12-18 2001-10-10 Bayer Aktiengesellschaft Röntgenkontrastierbare formteile mit verbesserter langzeitstabilität
JP5020442B2 (ja) * 2001-05-25 2012-09-05 Ｓａｂｉｃイノベーティブプラスチックスジャパン合同会社 ポリカーボネート樹脂組成物およびその成形品

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816504A (en) * 1985-04-11 1989-03-28 Mobay Corporation Stabilized polycarbonates
DE3617978A1 (de) * 1986-05-28 1987-12-03 Bayer Ag Verzweigte thermoplastische polycarbonate mit verbessertem schutz gegen uv-licht
US4812498B1 (en) * 1986-12-22 1995-04-11 Adeka Argus Chemical Co Ltd Polycarbonate resin compositions having improved resistance to deterioration when exposed to light and containing alkylidene bis(benzotriazolyl phenols).
DE3844633A1 (de) * 1988-08-12 1990-04-19 Bayer Ag Dihydroxydiphenylcycloalkane, ihre herstellung und ihre verwendung zur herstellung von hochmolekularen polycarbonaten

Also Published As

Publication number Publication date
EP0416404A1 (de) 1991-03-13
EP0416404B1 (de) 1994-10-12
DE3929671A1 (de) 1991-03-14
JPH03100046A (ja) 1991-04-25
DE59007440D1 (de) 1994-11-17
JP2901725B2 (ja) 1999-06-07

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