Stock material or miscellaneous articles – Structurally defined web or sheet – Physical dimension specified
Reexamination Certificate
2007-02-06
2007-02-06
Woodward, Ana (Department: 1711)
Stock material or miscellaneous articles
Structurally defined web or sheet
Physical dimension specified
C428S041500, C428S174000, C428S343000, C428S35500R, C525S068000, C525S09200D, C525S132000, C525S133000, C525S149000
Reexamination Certificate
active
10510663
ABSTRACT:
The object of the present invention is to provide a masking member(11) which has good heat resistance and can be used repeatedly.To attain this object, the present invention provides a masking member made of a polymer alloy having a sea-island structure containing polyolefin in a continuous phase and one or more kind(s) of engineering plastic selected from among a group consisting of methyl pentene copolymer, polysulphone, polyethersulphone, polyphenylenesulphide, polyphenyleneether, polyamideimide, polyetherimide, and polyether-etherketone in a dispersed phase.
REFERENCES:
patent: 6045883 (2000-04-01), Akiyama et al.
patent: 6610442 (2003-08-01), Kurasawa et al.
Itou Kuninori
Ogawa Masanori
Cooper & Dunham LLP
Dowden Donald S.
Nagoya Oilchemical Co., Ltd.
Woodward Ana
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