公开(公告)号：US5643676A

公开(公告)日：1997-07-01

申请号：US450152

申请日：1995-05-26

申请人： Akihiko Dobashi ,  Hirotugu Himori ,  Osamu Yamamoto ,  Kazuya Shiotsuki ,  Muneaki Tomiyama

发明人： Akihiko Dobashi ,  Hirotugu Himori ,  Osamu Yamamoto ,  Kazuya Shiotsuki ,  Muneaki Tomiyama

IPC分类号： C09J7/02 ,  B32B9/00

CPC分类号： C09J7/0246 ,  C09J7/02 ,  C09J7/0214 ,  C09J7/026 ,  C09J7/0275 ,  C09J2203/306 ,  C09J2421/00 ,  C09J2423/00 ,  C09J2423/006 ,  Y10T428/28 ,  Y10T428/31504 ,  Y10T428/31565 ,  Y10T428/31573

摘要： A coating protective film which comprises a substrate, which is made of a colored polyolefin film and has a maximum per cent transmission of ultraviolet within a wavelength range of 190 to 370 nm of not more than 10%, and a pressure sensitive adhesive layer, which is made of a pressure sensitive adhesive containing as the main component at least one of polyisobutylene, butyl rubber and polybutene, satisfies the requirements for weatherability of protective pressure sensitive adhesive film which is temporarily attached to finished automobiles for the purposes of protection of automotive coating during transfer and storage, and is also so excellent in peelability as not to pollute the coating on the automobiles.

摘要翻译： 一种涂层保护膜，其包含由着色聚烯烃膜制成并且在190至370nm的波长范围内的紫外线的最大百分比不超过10％的基材和压敏粘合剂层，其中 由聚异丁烯，丁基橡胶和聚丁烯中的至少一种作为主要成分的压敏粘合剂制成，满足保护性压敏粘合剂膜的耐候性要求，该保护性压敏粘合剂膜为了保护汽车涂料而临时附着在成品汽车上 转移和储存，并且剥离性也非常优异，不会污染汽车上的涂层。