SUMITOMO BAKELITE CO., LTD.
Fields of Applications
Semiconductors | Circuits & Electronic Components | Automotive | Medical & Lab-wares & Bio | Packaging | Highly Functional Products
NewAreas
Cell-phones | Optical | Displays | High Density Jisso
Functions
Heat resistance | Ecological | Metal substitutes | Impact resistance | Heat dissipation
Products

Liquid epoxy resins for encapsulation of semiconductor devices SUMIRESIN EXCEL® CRP
Contact
Electronic Materials Dept.,
IT Materials Div.
Tel. +81-3-5462-4252
Fax. +81-3-5462-4063
Sumitomo Bakelite has been playing a leading role in the encapsulating material market for IC applications since the commercialization of the materials in 1971 by strenuous technological innovations. As for the liquid encapsulants, we can provide versatile materials which meet various characteristic requirements of advanced packages.
We offer a systematic worldwide customer support service from 2 countries (Utsunomiya, Japan and Singapore)
Application
Sealing by potting for BGAs; formation of dams, underfill for flip chips;
Manufacturing plants
Utsunomiya plant, Sumitomo Bakelite Singapore Pte. Ltd.
Research laboratory
Information and Telecommunication Material Laboratories
Electronic Device Material 2nd Research Laboratory
An example of use for encapsulation with underfill
Solid state non-flow underfill assembly process
Sumiresin Excel CRP Product Line-up
(As of April, 2007)
Grede
Main Application
Feature
CRP-3300 Series
 Potting material BGA
High Adhesion
CRP-3400 Series
 Potting material
BGA
Low Stress
CRP-3600 Series
 DAM materia
BGA
DAM
CRP-4160 Series
 Underfill material
FCBGA, CSP
Best MSL,Long Flow
CRP-4120 Series
 Underfill material for Over Mould
FCBGA, CSP
High Adhesion to EME
CRP-4700 Series
 Non Flow Underfill Material
FCBGA, CSP
Preapplied Underfill
List of contact organizations
(As of April, 2007)
Area
Contact organizations
TEL
Japan
IT Materials Div., Sumitomo Bakelite Co., Ltd.
Tennoz Park Side Building, 2-5-8 Higashishinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
+81-3-5462-4252
Singapore
Sumitomo Bakelite Singapore Pte. Ltd.
1Senoko South Road, Singapore 758069
+65-755-5550
Malaysia
Sumitomo Bakelite Singapore Pte. Ltd. (Kuala Lumpur Office)
+60-3-757-2225
Europe
Sumitomo Bakelite Europe n.v.,
Regus Pegasus Park Pegasuslaan 5,1831 Diegem Belgium@
+32-2709-2140
U.S.A.
Sumitomo Plastics America Inc.
(Santa Clara Office)
900 Lafayette Street #510 Santa Clara, CA 95050 U.S.A.
+1-408-243-8402
China
Sumitomo Bakelite (Suzhou) Co.Ltd.
140 Jinji hu Road, Start-up Area, China-Singapore Suzhou Ind. Park, Suzhou, China
+86-512-7613850
Taiwan
Sumitomo Bakelite (Taiwan) Co. Ltd.
No.1, Hwa Syi Road, Ta Fa Industries District, Ta Liao Kaohsing, Taiwan ROC
+886-7-787-1285

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