Polymerizable 2(2-hydroxynaphthyl) 2H-benzotriazole compounds
Patent Application
·
OSTI ID:6106460
It is an object of the invention to provide benzotriazole compounds as a basis for novel polymeric ultraviolet absorbers having higher wavelength cutoffs of up to about 430nm. Particular ultraviolet absorbers are 2(2-Hydroxynaphthyl) 2H-Benzotriazole compounds having polymerizable unsaturated groups attached to the naphthyl double ring. A further object of the invention is to provide 2(2-Hydroxynaphthyl) 2H-Benzotriazole compounds having polymerizable unsaturated groups on the napthyl ring which can be homopolymerized or copolymerized with a comonomer to obtain polymeric ultraviolet absorbers having high wavelength cutoffs of up to about 430nm. 4 figs.
- Research Organization:
- National Renewable Energy Lab., Golden, CO (United States)
- Sponsoring Organization:
- USDOE; USDOE, Washington, DC (United States)
- DOE Contract Number:
- AC02-83CH10093
- Assignee:
- Dept. of Energy
- Patent Number(s):
- PATENTS-US-A7525572
- Application Number:
- ON: DE92004618; PPN: US 7-525572
- OSTI ID:
- 6106460
- Resource Relation:
- Patent File Date: 21 May 1990
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
MONOMERS
CHEMICAL PREPARATION
POLYMERS
STABILIZATION
ULTRAVIOLET RADIATION
ABSORPTION
AZAARENES
DIAZOTIZATION
INVENTIONS
NAPHTHOLS
AROMATICS
CHEMICAL REACTIONS
ELECTROMAGNETIC RADIATION
HETEROCYCLIC COMPOUNDS
HYDROXY COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
PHENOLS
RADIATIONS
SYNTHESIS
400201* - Chemical & Physicochemical Properties
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
MONOMERS
CHEMICAL PREPARATION
POLYMERS
STABILIZATION
ULTRAVIOLET RADIATION
ABSORPTION
AZAARENES
DIAZOTIZATION
INVENTIONS
NAPHTHOLS
AROMATICS
CHEMICAL REACTIONS
ELECTROMAGNETIC RADIATION
HETEROCYCLIC COMPOUNDS
HYDROXY COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
PHENOLS
RADIATIONS
SYNTHESIS
400201* - Chemical & Physicochemical Properties