Title:
LOW-HALOGEN UNDERFILLER, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/073747
Kind Code:
A1
Abstract:
The present invention provides a low-halogen underfiller, comprising the component of: a silica-modified epoxy resin, or comprising the components of a silica-modified epoxy resin and an acrylic monomer. The halogen content of the underfiller is not more than 100 ppm; preferably, the halogen content of the underfiller is not more than 80 ppm; more preferably, the halogen content of the underfiller is not more than 40 ppm. The low-halogen underfiller provided by the present invention has the advantages of low viscosity, low halogen content, good mechanical properties, good heat resistance, and low thermal expansion coefficient, and has a wide application prospect.
Inventors:
LIU WANSHUANG (CN)
LUO HEBIN (CN)
WEI YI (CN)
LUO HEBIN (CN)
WEI YI (CN)
Application Number:
PCT/CN2019/102499
Publication Date:
April 16, 2020
Filing Date:
August 26, 2019
Export Citation:
Assignee:
BLUE OCEAN & BLACK STONE TECH CO LTD BEIJING (CN)
International Classes:
C09J4/06; C09J4/02; C09J11/04; C09J11/06
Foreign References:
| CN109233651A | 2019-01-18 | |||
| CN107474773A | 2017-12-15 | |||
| CN107474773A | 2017-12-15 | |||
| CN102010686A | 2011-04-13 | |||
| CN102010686A | 2011-04-13 | |||
| CN102127384A | 2011-07-20 | |||
| CN103937433A | 2014-07-23 | |||
| CN104119644A | 2014-10-29 | |||
| CN106590320A | 2017-04-26 |
Attorney, Agent or Firm:
BEIJING BRIGHT IP AGENCY CO., LTD. (CN)
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