US 12,203,000 B2
Adhesion promoters and their use
Bong June Zhang, Chestnut Hill, MA (US); Esra Altinok, Medford, MA (US); and Perry L. Catchings, Sr., Roxbury, MA (US)
Assigned to Henkel AG & Co. KGaA, Duesseldorf (DE)
Appl. No. 16/641,110
Filed by Henkel AG & Co. KGaA, Duesseldorf (DE)
PCT Filed Aug. 24, 2018, PCT No. PCT/US2018/048030
§ 371(c)(1), (2) Date Feb. 21, 2020,
PCT Pub. No. WO2019/040922, PCT Pub. Date Feb. 28, 2019.
Claims priority of provisional application 62/765,287, filed on Aug. 19, 2018.
Claims priority of provisional application 62/549,764, filed on Aug. 24, 2017.
Prior Publication US 2020/0208012 A1, Jul. 2, 2020
Int. Cl. C09D 183/04 (2006.01); B05D 7/00 (2006.01); B32B 7/12 (2006.01); B32B 27/26 (2006.01); B32B 27/28 (2006.01); C08G 77/24 (2006.01); C08G 77/62 (2006.01); C09D 183/08 (2006.01); C09D 183/16 (2006.01)
CPC C09D 183/04 (2013.01) [B05D 7/54 (2013.01); B32B 7/12 (2013.01); B32B 27/26 (2013.01); B32B 27/283 (2013.01); C08G 77/24 (2013.01); C08G 77/62 (2013.01); C09D 183/08 (2013.01); C09D 183/16 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A coated substrate comprising:
a) a substrate;
b) a coating composition on the substrate, the coating composition comprising one or more organosilane polymers that have a linear or branched chain structure; and
c) a topcoat composition on the coating composition,
wherein the one or more organosilane polymers comprise units of Formula (I) and Formula (I′):

OG Complex Work Unit Chemistry
wherein in Formula (I) and Formula (I′): each R is the same or different and is a hydrogen or non-hydrogen substituent; each L1 is the same or different and is a substituted or unsubstituted C1-C20 alkylene, or substituted or unsubstituted C2-C20 heteroalkylene; and y and z are the same or different and each is a positive integer,
wherein the one or more organosilane polymers have a weight average molecular weight of about 1000 g/mol or greater.