The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 25, 2017

Filed:

Aug. 11, 2016
Applicant:

Disco Corporation, Tokyo, JP;

Inventors:

Takashi Haimoto, Tokyo, JP;

Hideki Koshimizu, Tokyo, JP;

Yurika Araya, Tokyo, JP;

Tetsukazu Sugiya, Tokyo, JP;

Assignee:

Disco Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/78 (2006.01); H01L 21/306 (2006.01); H01L 21/304 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01L 21/78 (2013.01); H01L 21/304 (2013.01); H01L 21/30604 (2013.01); H01L 21/6836 (2013.01); H01L 2221/6834 (2013.01); H01L 2221/68327 (2013.01); H01L 2221/68336 (2013.01);
Abstract

A wafer processing method of processing a wafer with a plurality of devices disposed in areas demarcated by projected division lines and formed on a face side thereof includes a protective member placing step of placing a protective member for protecting the face side of the wafer on the face side of the wafer which is divided into individual device chips, a resin laying step of laying a die-bonding resin on the reverse sides of the individual device chips by applying a die-bonding liquid resin on the reverse side of the wafer and hardening the applied die-bonding liquid resin, and a separation step of separating the device chips with the die-bonding liquid resin laid on the reverse sides thereof from the wafer.


Find Patent Forward Citations

Loading…