发明名称 Dull-surfaced, injection molded synthetic resin articles and a method of shaping them
摘要 PCT No. PCT/JP95/01241 Sec. 371 Date Dec. 20, 1996 Sec. 102(e) Date Dec. 20, 1996 PCT Filed Jun. 21, 1995 PCT Pub. No. WO95/35194 PCT Pub. Date Dec. 28, 1995The purpose of the invention is to produce a shaped article having a uniform dull surface with less noticeable weld line and other surface detects. The injection molded synthetic resin article of the invention has a weld portion and is characterized in that the weld line on the surface of the injection molded article has a dent of no more than 2 mu m, the surface of the injection molded article is a dull surface with no more than 30% gloss, the general portion, the weld portion and the resin flow end portion of the surface of the injection molded article provide a uniform dull surface, said dull surface having such abrasion resistance that no visible flaws develops at a hardness of 2B and below in a pencil scratch test. Such molded article can be produced without post-molding paint application and yet it has practical utility, thus presenting a maximum economic advantage.
申请公布号 US6077472(A) 申请公布日期 2000.06.20
申请号 US19960750740 申请日期 1996.12.20
申请人 ASAHI KASEI KOGYO KABUSHIKI KAISHA 发明人 KATAOKA, HIROSHI;UMEI, YUO
分类号 B29C45/00;B29C45/26;B29C45/37;(IPC1-7):B28B7/36 主分类号 B29C45/00
代理机构 代理人
主权项
地址
您可能感兴趣的专利