C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 7/02 (2006.01) C08J 7/04 (2006.01)
Patent
CA 2173364
A release film for a part with a pressure-sensitive adhesive attached to the part, in which the part with a pressure-sensitive adhesive attached has adequate adhesion to the release film within the temperature range from normal temperature to a low atmospheric temperature in the winter season is provided. A release film for a part with a pressure-sensitive adhesive attached to the part, which has a pressure-sensitive adhesive layer with a Tg value ranging from -50 °C to -20°C and a thickness ranging from 3 µm to 50 $gm(m), on a base material, is provided.
L'invention concerne une pellicule de décollement d'une pièce à laquelle est fixé un adhésif autocollant. Ladite pièce présente une adhérence adéquate à la pellicule de décollement à l'intérieur d'une plage de températures située entre la normale et une température basse en hiver. Elle concerne également une pellicule de décollement conçue pour une pièce à laquelle est fixé un adhésif autocollant et possédant une couche d'adhésif autocollant, dont la valeur de Tg (température de transition vitreuse) se situe entre -50 ~C et -20 ~C, et dont l'épaisseur se situe entre 3 µm et 50 µm sur un matériau de base.
Ogata Kiyoshi
Sato Shinobu
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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