Sheet for protecting paint film

Details Sheet for protecting paint film Sheet for protecting paint film

1997-10-10

2000-03-14

Zirker, Daniel

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

428 401, 428 413, 428 417, 428355R, 428355BL, 428355EN, B32B 712

Patent

active

060370548

ABSTRACT:
A sheet for protecting paint film comprising a support having formed thereon a rubber adhesive layer comprising an isobutylene polymer having a degree of dispersion of from 1 to 2.3 and a weight average molecular weight of 300,000 to 600,000 (the domain A in the FIGURE) as the base polymer.
The paint film protecting sheet has the compatibility of the prevention of the occurrence of a microdeformation and a good peelability. That is, when an article such as automobiles having a paint film applied with the protecting sheet is placed outdoors for a long period of time at high temperature, the paint film is hard to deform and the sheet can be easily peeled even after adhering for a long period of time.

REFERENCES:
patent: 2463452 (1949-03-01), Yule
patent: 4751121 (1988-06-01), Kuhnel et al.
patent: 5127974 (1992-07-01), Tomiyama et al.
patent: 5434221 (1995-07-01), White et al.
patent: 5464692 (1995-11-01), Huber
patent: 5601917 (1997-02-01), Matsui et al.
patent: 5747132 (1998-05-01), Matsui et al.

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