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본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
Claims (2)
(A)방향족 2염기산과 저분자량 글리콜에 의해 제조된 폴리에스테르 디올(A-1)을 10∼90중량%, 지방족 2염기산과 저분자량 글리콜에 의해 제조된 폴리에스테르 디올(A-2)을 90∼10중량%를 혼합시킨 장쇄 디올, (B)제3급 수산기를 최소한 1개 이상 가지는 수산기수3∼6개, 탄소수 4∼10개의 폴리올, (C)유기 디이소시아네이트로 구성됨을 특징으로 하는 자기 기록 매체용 결합제.(A) 10 to 90% by weight of polyester diol (A-1) prepared by aromatic dibasic acid and low molecular weight glycol, 90% by weight of polyester diol (A-2) prepared by aliphatic dibasic acid and low molecular weight glycol A long chain diol mixed with 10% by weight, (B) 3-6 hydroxyl groups having at least one tertiary hydroxyl group, a polyol having 4-10 carbon atoms, and (C) an organic diisocyanate. Binder for Recording Media.제1항에 있어서, 총 폴리올(A+B)과 유기 디이소시아네이트(C)의 NCO/OH몰비는 0.8∼1.2/1의 범위로 사용함을 특징으로 하는 자기 기록 매체용 결합제.The binder for magnetic recording media according to claim 1, wherein the NCO / OH molar ratio of the total polyol (A + B) and the organic diisocyanate (C) is used in the range of 0.8 to 1.2 / 1.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900021091A1990-12-191990-12-19
Binder for Magnetic Recording Media
KR930001476B1
(en)
Polyester, the waterborne compositions comprising polyester and preparation method thereof, the dual-component coating comprising waterborne compositions and preparation method thereof