Title:
RETROREFLECTION SHEET HAVING SWELL RESISTANCE
Document Type and Number:
Japanese Patent JP2003107224
Kind Code:
A
Abstract:
To provide a retroreflection sheet which has superior swell resistance continuously during and after sticking operation while maintaining adhesive strength after the sticking.
When the retroreflection sheet having an adhesive layer which has adhesive projections without forming the same plane so that the adhesive projections projecting from the same plane are of 10 to 70 μm in height and have a ≥1,000 minutes holding force at a 60°C atmosphere is stuck on a bonded body, gaps which communicate with the outside air are not only formed between the bonded body and adhesive layer, but also held even after the sticking.
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Inventors:
YAMAMOTO TAKURO
TANAKA OSAMU
TAKAO KUNIHIRO
TANAKA OSAMU
TAKAO KUNIHIRO
Application Number:
JP2001296811A
Publication Date:
April 09, 2003
Filing Date:
September 27, 2001
Export Citation:
Assignee:
NIPPON CARBIDE KOGYO KK
International Classes:
A41D13/00; A41D13/01; C09J7/02; C09J7/24; C09J7/25; C09J201/00; E01F9/00; E01F9/619; G02B5/12; G02B5/128; (IPC1-7): G02B5/12; A41D13/00; C09J7/02; C09J201/00; E01F9/00; E01F9/011; G02B5/128
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