KR950005888A - Polyester film for magnetic recording medium with excellent runability - Google Patents

Polyester film for magnetic recording medium with excellent runability Download PDF

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Publication number
KR950005888A
KR950005888A KR1019930017026A KR930017026A KR950005888A KR 950005888 A KR950005888 A KR 950005888A KR 1019930017026 A KR1019930017026 A KR 1019930017026A KR 930017026 A KR930017026 A KR 930017026A KR 950005888 A KR950005888 A KR 950005888A
Authority
KR
South Korea
Prior art keywords
recording medium
magnetic recording
polyester film
runability
excellent runability
Prior art date
Application number
KR1019930017026A
Other languages
Korean (ko)
Inventor
최우
박남규
임재춘
Original Assignee
하기주
주식회사 코오롱
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 하기주, 주식회사 코오롱 filed Critical 하기주
Priority to KR1019930017026A priority Critical patent/KR950005888A/en
Publication of KR950005888A publication Critical patent/KR950005888A/en

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  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

본 발명은 1㎟당 높이 30nm이상의 돌기의 수가 800~1,000개이고, 높이 10~30nm의 돌기의 수가 1,000~1,300개이어서 주행성이 우수한 자기기록매체용 폴리에스테르 필름에 관한 것이다.The present invention relates to a polyester film for a magnetic recording medium having excellent running performance because the number of protrusions having a height of 30 nm or more per 1 mm 2 is 800 to 1,000 and the number of protrusions having a height of 10 to 30 nm is 1,000 to 1,300.

Description

주행성이 우수한 자기기록매체용 폴리에스테르 필름Polyester film for magnetic recording medium with excellent runability

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 1 도는 본 발명의 주행성을 측정하기 위한 시험기.1 is a tester for measuring the runability of the present invention.

Claims (1)

자기기록매체용 폴리에스테르 필름에 있어서, 1㎟당 높이 30nm이상의 돌기의 수가 800~1,000개이고, 높이 10~30nm의 돌기의 수가 1,000~1,300개인 것을 특징으로 하는 주행성이 우수한 자기기록매체용 폴리에스테르 필름.A polyester film for a magnetic recording medium, comprising: 800 to 1,000 projections having a height of 30 nm or more per 1 mm 2, and 1,000 to 1,300 projections having a height of 10 to 30 nm, wherein the polyester film for magnetic recording medium having excellent runability is provided. . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930017026A 1993-08-30 1993-08-30 Polyester film for magnetic recording medium with excellent runability KR950005888A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930017026A KR950005888A (en) 1993-08-30 1993-08-30 Polyester film for magnetic recording medium with excellent runability

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930017026A KR950005888A (en) 1993-08-30 1993-08-30 Polyester film for magnetic recording medium with excellent runability

Publications (1)

Publication Number Publication Date
KR950005888A true KR950005888A (en) 1995-03-20

Family

ID=66817438

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930017026A KR950005888A (en) 1993-08-30 1993-08-30 Polyester film for magnetic recording medium with excellent runability

Country Status (1)

Country Link
KR (1) KR950005888A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100502258B1 (en) * 1998-12-28 2005-10-26 주식회사 코오롱 Polyester Film for Magnetic Recording Media_

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100502258B1 (en) * 1998-12-28 2005-10-26 주식회사 코오롱 Polyester Film for Magnetic Recording Media_

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Legal Events

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A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application