EP Patent

EP1448613A1 — Curable mixtures comprising uv-absorber, acylphosphinoxide and hydroxy ketone photoinitiator

Assigned to BASF Schweiz AG · Expires 2004-08-25 · 22y expired

What this patent protects

Photo-cureable coating formulations which comprise a durable and/or red-shifted hydroxyphenylbenzotriazole ultraviolet light absorber (UVA) are effectively photocured employing a combination of α-hydroxy ketone and bisacylphosphine oxide photoinitiators. The combination of the ph…

USPTO Abstract

Photo-cureable coating formulations which comprise a durable and/or red-shifted hydroxyphenylbenzotriazole ultraviolet light absorber (UVA) are effectively photocured employing a combination of α-hydroxy ketone and bisacylphosphine oxide photoinitiators. The combination of the photoinitiators bis(2,4,6-trymethylbenzoyl)phenylphosphine oxide and 1-hydroxycyclohexylphenylketone is especially effective for this purpose.

Drugs covered by this patent

Patent Metadata

Patent number
EP1448613A1
Jurisdiction
EP
Classification
—
Expires
2004-08-25
Drug substance claim
No
Drug product claim
No
Assignee
BASF Schweiz AG
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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