Agfa-Gevaert has filed a patent for an acyl phosphine oxide initiator with specific acyl groups and photoinitiating moieties. The initiator includes urea or oxalylamide groups with a tertiary amine positioning a phosphorus atom. The patent claims 1-15 have been canceled. GlobalData’s report on Agfa-Gevaert gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Agfa-Gevaert, Document anti-counterfeiting was a key innovation area identified from patents. Agfa-Gevaert's grant share as of January 2024 was 85%. Grant share is based on the ratio of number of grants to total number of patents.
The patent application US20240025931A1 discloses an acyl phosphine oxide initiator for radiation curable compositions. The initiator includes an acyl group selected from various benzoyl groups substituted by urea or oxalylamide groups, with a tertiary amine group positioning a phosphorus atom in a specific position. The initiator contains no more than two photoinitiating moieties and can be prepared using specific synthesis schemes outlined in the claims.
The acyl phosphine oxide initiator described in the patent application is designed to be used in radiation curable compositions alongside free radical polymerizable compounds. The initiator's structure, including the acyl group and the positioning of the tertiary amine group, is crucial for its effectiveness in initiating the curing process. The patent also details methods for preparing the initiator, involving specific reactants and intermediate compounds represented by defined chemical formulas. Overall, the patent application aims to protect the unique acyl phosphine oxide initiator and its method of preparation for use in radiation curable compositions, highlighting the importance of the specific chemical structure and synthesis process outlined in the claims.
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