Resin composition, transparent film or sheet having...

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

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Details

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.
patent: 0 433 987 (1991-06-01), None
patent: 5-209019 (1993-08-01), None
patent: 2001-323119 (2001-11-01), None
patent: 2002-20431 (2002-01-01), None
patent: 2003-11301 (2003-01-01), None

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