US 11,773,277 B2
Use of an ultraviolet radiation absorbing polymer composition (UVRAP) as an UV absorbing agent in a coating for non-living and non-keratinous materials
Thomas Ehlis, Basel (CH); and Wolfgang Peter, Ludwigshafen (DE)
Assigned to BASF SE
Appl. No. 17/45,098
Filed by BASF SE, Ludwigshafen am Rhein (DE)
PCT Filed Apr. 2, 2019, PCT No. PCT/EP2019/058232
§ 371(c)(1), (2) Date Oct. 2, 2020,
PCT Pub. No. WO2019/192982, PCT Pub. Date Oct. 10, 2019.
Claims priority of application No. 18165628 (EP), filed on Apr. 4, 2018.
Prior Publication US 2021/0115270 A1, Apr. 22, 2021
Int. Cl. C09D 5/32 (2006.01); C09D 7/65 (2018.01); C09D 7/63 (2018.01); C09D 175/04 (2006.01); C08G 65/48 (2006.01)
CPC C09D 5/32 (2013.01) [C08G 65/48 (2013.01); C09D 7/63 (2018.01); C09D 7/65 (2018.01); C09D 175/04 (2013.01)] 4 Claims
 
1. A composition stabilized against light-induced degradation, comprising:
a coating for non-living and non-keratinous materials subject to light-induced degradation, and
an ultraviolet radiation absorbing polymer composition comprising a polymer compound of the general formula (I)

OG Complex Work Unit Chemistry
wherein n and m are each independently a number from 0 to 20, and at least one of m and n is≥1; and
wherein X1, X2, X3, X4, and X5 are the same or different and are each independently selected from the group consisting of H, C(O)R1 with R1 being a C8-C24-alkyl, and a group of the general formula (II)

OG Complex Work Unit Chemistry
with R2 being H or a halogen.