Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2006-02-01
2011-10-25
Rabago, Roberto (Department: 1762)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S240000, C525S322000, C525S324000, C526S348000
Reexamination Certificate
active
08044144
ABSTRACT:
The present invention provides a propylene-ethylene copolymer which is excellent in a balance between a heat resistance and an elasticity recovering property and has a good transparency and which is improved in peel whitening brought about by mutual adhesion in storing specific to soft materials, a resin composition for a transparent elasticity recovering film or sheet comprising the above copolymer, a transparent elasticity recovering film or sheet and a wrap film.
REFERENCES:
patent: 5627245 (1997-05-01), Winter et al.
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patent: 2002-20431 (2002-01-01), None
patent: 2003-11301 (2003-01-01), None
Endoh Masahiko
Matsumoto Jun-ichi
Mukui Misao
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Prime Polymer Co., Ltd.
Rabago Roberto
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