Invention Grant
- Patent Title: Electrostatic chuck assembly for cryogenic applications
-
Application No.: US18237673Application Date: 2023-08-24
-
Publication No.: US12033837B2Publication Date: 2024-07-09
- Inventor: Vijay D. Parkhe
- Applicant: Applied Materials, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: APPLIED MATERIALS, INC.
- Current Assignee: APPLIED MATERIALS, INC.
- Current Assignee Address: US CA Santa Clara
- Agency: Patterson + Sheridan, LLP
- Main IPC: H01J37/32
- IPC: H01J37/32 ; H01L21/683 ; H01L21/67

Abstract:
Embodiments of the present disclosure generally relate to an electrostatic chuck assembly suitable for use in cryogenic applications. In one or more embodiments, an electrostatic chuck assembly is provided and includes an electrostatic chuck having a substrate supporting surface opposite a bottom surface, a cooling plate having a top surface, where the cooling plate contains an aluminum alloy having a coefficient of thermal expansion (CTE) of less than 22 ppm/° C., and a bonding layer securing the bottom surface of the electrostatic chuck and the top surface of the cooling plate, where the bonding layer contains a silicone material.
Public/Granted literature
- US20230402267A1 ELECTROSTATIC CHUCK ASSEMBLY FOR CRYOGENIC APPLICATIONS Public/Granted day:2023-12-14
Information query