公开(公告)号：US20250084278A1

公开(公告)日：2025-03-13

申请号：US18656880

申请日：2024-05-07

Applicant: THE BOEING COMPANY

Inventor： Priyanka G. DHIRDE ,  Pradeep Prem Kumar KATTA

IPC: C09D183/04 ,  C09D5/08

Abstract: The present disclosure provides a sol-gel the present disclosure provides a sol-gel that is a cross-linked siloxane. The sol-gel includes a first siloxane unit represented by formula (I): wherein X is an oxygen, R1 is a hydrogen, oxygen, hydroxyl, or silane group, R2 is a hydrogen, hydroxyl, or silane group, each of R3 and R4 is independently linear or branched C1-20 alkyl, C1-20 cycloalkyl, oxysilane, ether, epoxide, aryl alkylfluroide, cycloalkylfluoride, and arylfluoride groups, and n is 1 to 100. The sol-gel includes a second siloxane unit represented by formula (I), wherein the second siloxane unit is different than the first siloxane unit. The sol-gel includes a hydrophobic agent represented by formula (I), wherein the hydrophobic agent comprises at least one alkylflouride group.