发明名称 |
USE OF MIXTURES OF POLYMETHYL METHACRYLATE AND STYRENE/ACRYLONITRILE COPOLYMERS TO PRODUCE LASER-INSCRIBED MOULDED ARTICLES |
摘要 |
<p>PCT No. PCT/EP95/02110 Sec. 371 Date Dec. 4, 1996 Sec. 102(e) Date Dec. 4, 1996 PCT Filed Jun. 3, 1995 PCT Pub. No. WO95/33793 PCT Pub. Date Dec. 14, 1995Transparent molded articles having a high-contrast laser inscription thereon are produced from a polymer mixture consisting of A) from 40 to 99% by weight of a polymer of an alkyl ester of (meth)acrylic acid, B) from 1 to 50% by weight of a copolymer of styrene and acrylonitrile having an acrylonitrile content of from 8 to 30% by weight, C) from 0 to 50% by weight of rubber particles, and D) from 0 to 20% by weight of additives and processing auxiliaries, by preparing a transparent molded article from the polymer mixture, and exposing the transparent molded article to laser radiation.</p> |
申请公布号 |
EP0764189(A1) |
申请公布日期 |
1997.03.26 |
申请号 |
EP19950921822 |
申请日期 |
1995.06.03 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
MC KEE, GRAHAM, EDMUND;WELZ, MARTIN;DECKERS, ANDREAS;WAGNER, DANIEL;DAMM, PAUL, OTTO;OSLOWSKI, HANS-JOSEF |
分类号 |
B41C1/10;B41M5/26;C08L25/12;C08L33/06;C08L33/12;C08L51/04;(IPC1-7):C08L33/06 |
主分类号 |
B41C1/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|