ϰ øڽϴ.
ؼ Ͻñ ٶϴ.
1/4б ȣ Խϴ.
켱 δ ⵿ؼ 7% ߽ϴ.
Ǽ ϴ elastomer Ұ ε巯ϴ.
18% PPGܰ 185,000 ߱Դϴ
PPG PO () 280,000/濡 1/4б 450,000 þ ҵǾ Ǯ̵˴ϴ.
2/4б 翡 1/4б 尡 ټ ҵǾ 350,000/̸ ȯ Ҷ 2б 1б⺸ ˴ϴ.
ƿ ұϰ ʷ 迭 ϰ ־ 忡 ȣ ʽϴ. ٸ, ʷ迭 Ÿٸ 3/4б ٽ Դϴ. 6 ǰλ ϰ ֽϴ.
ijĮκ(developer, stripper) ݱ ذ 50 , cmp-pad Բ 250 ˴ϴ. ذ ݱ ǹǷ Ϳ ݿ˴ϴ.
߽ù Ȯ ڻå ϰ ֽϴ.
ٴ Ȯ밡 ȣ ܺοǿ ټ ǰ ִ Դϴ. ٰ Ǵ ŭ ƴմϴ. 300 ̳ 400 ̳ ̰ 1250 ̻ ΰ ϴ.
Һ ̸ ⺹ smoothingִ ٶ Դϴ. Ƹ 2/4б ȭָ մϴ.
̹ 湮 λ̾ ſ ְξ ϰ ־ ڻ Ǵ å ϰ ִٴ ̾ϴ. ð ġ ۵ ٶ Դϴ. ( ֽĴ 濵 ϴ )