Invention Grant
- Patent Title: Thermally decomposable polymer compositions incorporating thermally activated base generators
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Application No.: US14798610Application Date: 2015-07-14
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Publication No.: US09890244B2Publication Date: 2018-02-13
- Inventor: W. C. Peter Tsang , Andrew Bell
- Applicant: SUMITOMO BAKELITE CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO BAKELITE CO., LTD.
- Current Assignee: SUMITOMO BAKELITE CO., LTD.
- Current Assignee Address: JP Tokyo
- Agent Balaram Gupta
- Main IPC: C08K5/19
- IPC: C08K5/19 ; B23K35/36 ; C08G64/16 ; C09J169/00 ; H05K3/30 ; C08K5/3462 ; C08K5/3442 ; C08K5/09 ; C08G64/02 ; C08K5/3467 ; C08K5/17 ; C08K5/31 ; C08K5/3415 ; C08K5/3445 ; H05K3/34

Abstract:
Embodiments in accordance with the present invention provide sacrifical polymer compositions and methods for fabricating electronic devices using such sacrifical polymer compositions where such methods include (1) providing a tacky sacrifical polymer composition that holds components in a desired alignment to one another, (2) providing solder fluxing for effecting electrical coupling; and (3) thermal decomposition or depolymerization of the sacrificial polymer composition to provide essentially residue free surfaces.
Public/Granted literature
- US20150337081A1 THERMALLY DECOMPOSABLE POLYMER COMPOSITIONS INCORPORATING THERMALLY ACTIVATED BASE GENERATORS Public/Granted day:2015-11-26
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