Title:
熱収縮性ポリエステル系フィルム
Document Type and Number:
Japanese Patent JP4356153
Kind Code:
B2
Abstract:
A heat-shrinkable polyester film having a shrinkability in hot water (hereinafter referred to as a hot-water shrinkability) at 95 DEG C for 10 seconds ranging from 30% to 50% in at least one direction (hereinafter referred to as direction (A)) and ranging from 25% to 45% in a direction (hereinafter referred to as direction (B)) perpendicular to said at least one direction, wherein a difference DELTA HS between the hot-water shrinkability in direction (A) and the hot-water shrinkability in direction (B) (i.e., DELTA HS = hot-water shrinkability in direction (A) - hot-water shrinkability in direction (B) ) is 10% or smaller, is useful as a wrapping material, mainly as a covering material for the openings of vessels used for packing noodles, puddings, salads, and other foods.
Inventors:
Nori Tabota
Masatoshi Hashimoto
Seizo Takabayashi
Nagano
Atsuhiko Otsuka
Masatoshi Hashimoto
Seizo Takabayashi
Nagano
Atsuhiko Otsuka
Application Number:
JP28323299A
Publication Date:
November 04, 2009
Filing Date:
October 04, 1999
Export Citation:
Assignee:
TOYO BOSEKI KABUSHIKI KAISHA
International Classes:
B29C61/06; B29C61/02; B29D7/01; C08J5/18; B29K67/00; B29K105/02; B29L7/00
Domestic Patent References:
| JP10337777A | ||||
| JP57042726A | ||||
| JP8192464A | ||||
| JP7060919A | ||||
| JP7060906A | ||||
| JP11129373A | ||||
| JP8034912A | ||||
| JP62134261A | ||||
| JP59076226A | ||||
| JP55100118A | ||||
| JP60232948A | ||||
| JP8034909A | ||||
| JP7165945A | ||||
| JP7001583A |
Attorney, Agent or Firm:
▲吉▼川 俊雄