Since established in 1989, Sanwa Laboratory
Is pioneer OSP product and sales.
We have a lot of “ CuCoat ” usersall over the world
OSP is water based surface treatment product for PCB before SMT to protect Cupper surface ( unti-corrosion, heat resitance, keep soder-ability etc.), due Imidazole derived compound form OSP layer on Cupper surface.
Sanwa achieved improvement of heat resistance performance of OSP (CuCoat), due to developing of Alkylbenzimidazole derived compound.
Fig.1 Imidazole derived compound
Fig.2 Alkylbenzimidazole derived compound
We will suggest suitable product as to requirement, OSP line condition and others.
If you need more detail information, please contact us through “ Contact Form ”.
|1989.11||:||Established on a capital of JPY6,000,000 to attain the objects mentioned above.|
|1990.6||:||Exhibited “Water-Based Pre-flux (OSP) CuCoat”, heat-resistant, for SMT on JPCA Show, made it public, and started its sales.|
|1990.8||:||Joined by Morimura, Inc. and increased its capital to JPY10,000,000.|
|1991.11||:||HITACH TELECOM TECHNOLOGIES,LTD. and Nihon Electric Company published papers on “CuCoat to the Print Circuit Society in its 6th lecture meeting.|
|1992.3||:||“The 4th Prize for Excellent, New Technology and New Product in the small/medium enterprises” was awarded to “CuCoat”, our main product. Also our contribution was recognized publicly by THE KYOWA BANK FOUNDATION and THE NIKKAN KOGYO SHIMBUN.|
|1994.8||:||Head office moved to the present address: 35-1 Yayoi-cho, Itabashi-ward, Tokyo|
|2001.6||:||“SNW-SYSTEM”, our newly developed etching system and “HOLE-COAT” to be used for the system, were unveiled and started its sample shipping.|
|2002.1||:||Developed Pb-free OSP CuCoat V-Series and started its marketing.|
|2014.4||:||Head office moved to the present address: Morimura Bldg., 3-1, Toranomon 1-chome, Minato-ku, Tokyo|
|2016.5||:||Head office moved to the present address: Toranomon Towers Office, 1-28, Toranomon 4-chome, Minato-ku, Tokyo|
|Now||:||New generation OSP product under development|