Sintering paste

US11162007B2 · kind B2 · utility

Assignee

• ALPHA ASSEMBLY SOLUTIONS INC. · US

Inventors

• Shamik Ghosal · Waterbury, US
• Ranjit Pandher · South Plainfield, US
• Oscar Khaselev · Plainsboro, US
• Ravi Bhatkal · South Plainfield, US
• Rahul Raut · Edison, US
• Bawa Singh · Cherry Hill, US
• Morgana de Avila Ribas · Waterbury, US
• Siuli Sarkar · South Plainfield, US
• Sutapa Mukherjee · South Plainfield, US
• Sathish Kumar · Bengaluru, IN
• Remya Chandran · Waterbury, US
• Pavan Vishwanath · Bengaluru, IN
• Ashok Pachamuthu · Bengaluru, IN
• Monnir Boureghda · East Stroudsburg, US
• Nitin Desai · Princeton Junction, US
• Anna Lifton · Bound Brook Junction, US
• Nirmalya Kumar Chaki · Savanuru, IN

Key dates

• Filing date: Mar 1, 2019
• Grant date: Nov 2, 2021
• Expiry date: Mar 1, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01L2924/0002
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A sintering powder comprising: a particulate having a mean longest diameter of less than 10 microns, wherein at least some of the particles forming the particulate comprise a metal at least partially coated with a capping agent. A sintering paste and sintering film comprising the sintering powder. A method for making a sintered joint by sintering the sintering powder, paste, or film in the vicinity of two or more workpieces.