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.
Patent No.:
Date of Patent:
Oct. 27, 2015
Filed:
Dec. 19, 2013
Telekom Malaysia Berhad, Kuala Lumpur, MY;
Sabrina Mohd Shapee, Serdang, MY;
Mohd Zulfadli Mohamed Yusoff, Bandar Baru Bangi, MY;
Azmi Ibrahim, Bandar Baru Bangi, MY;
Rosidah Alias, Kajang, MY;
Muhammad Redzuan Saad, Shah Alam, MY;
Zulkifli Ambak, Kajang, MY;
Telekom Malaysia Berhad, Kuala Lumpur, MY;
Abstract
A method of screen printing on low temperature co-fired ceramic (LTCC) is disclosed that comprises the steps of (i) aligning tape position on the printer table of a screen printer machine for precisely positioning the tape relative to the screen mesh of the screen having a plurality of pattern openings; (ii) adjusting screen printing parameter for setting a printing condition, wherein the squeegee speed is adjusted to 50-100 mm/s; squeegee pressure is 0.05-0.wopa15 MPa; and a gap between the screen and the tape is 0.8-1.0 mm; and (iii) optimizing the screen mesh parameter with stainless steel screen mesh, wherein the screen mesh of the screen is optimized at mesh tension of 22-28 N/cm; mesh angle of 22.5°; thickness of an emulsion of 0.044 mm; mesh wire diameter of 0.028 mm; and screen mesh count of 325 apertures per inch.