KR900009758A - Manufacturing method of polyester - Google Patents

Manufacturing method of polyester

Info

Publication number: KR900009758A
Authority: KR; South Korea
Prior art keywords: polyester; manufacturing
Prior art date: 1988-12-30
Legal status (The legal status 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 status listed.): Granted

Application number

KR1019880017953A

Other languages

Korean (ko)

Other versions

KR920007044B1 (en

Inventor

송석정

박인보

유득수

황재영

Original Assignee

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.)

1988-12-30

Filing date

1988-12-30

Publication date

1990-07-05

1988-12-30 Application filed by 주식회사 코오롱 filed Critical 주식회사 코오롱

1988-12-30 Priority to KR1019880017953A priority Critical patent/KR920007044B1/en

1990-07-05 Publication of KR900009758A publication Critical patent/KR900009758A/en

1992-08-24 Application granted granted Critical

1992-08-24 Publication of KR920007044B1 publication Critical patent/KR920007044B1/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Manufacture Of Macromolecular Shaped Articles (AREA)
Compositions Of Macromolecular Compounds (AREA)

KR1019880017953A 1988-12-30 1988-12-30 Production method of polyester Expired KR920007044B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
KR1019880017953A KR920007044B1 (en)	1988-12-30	1988-12-30	Production method of polyester

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR1019880017953A KR920007044B1 (en)	1988-12-30	1988-12-30	Production method of polyester

Publications (2)

Publication Number	Publication Date
KR900009758A true KR900009758A (en)	1990-07-05
KR920007044B1 KR920007044B1 (en)	1992-08-24

Family

ID=19280952

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019880017953A Expired KR920007044B1 (en)	1988-12-30	1988-12-30	Production method of polyester

Country Status (1)

Country	Link
KR (1)	KR920007044B1 (en)

1988
- 1988-12-30 KR KR1019880017953A patent/KR920007044B1/en not_active Expired

Also Published As

Publication number	Publication date
KR920007044B1 (en)	1992-08-24

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Legal Events

Date	Code	Title	Description
1988-12-30	A201	Request for examination
1988-12-30	PA0109	Patent application	St.27 status event code: A-0-1-A10-A12-nap-PA0109
1988-12-30	PA0201	Request for examination	St.27 status event code: A-1-2-D10-D11-exm-PA0201
1988-12-30	R17-X000	Change to representative recorded	St.27 status event code: A-3-3-R10-R17-oth-X000
1990-07-05	PG1501	Laying open of application	St.27 status event code: A-1-1-Q10-Q12-nap-PG1501
1992-07-27	G160	Decision to publish patent application
1992-08-24	PG1605	Publication of application before grant of patent	St.27 status event code: A-2-2-Q10-Q13-nap-PG1605
1992-11-14	E701	Decision to grant or registration of patent right
1992-11-14	PE0701	Decision of registration	St.27 status event code: A-1-2-D10-D22-exm-PE0701
1993-02-12	GRNT	Written decision to grant
1993-02-12	PR0701	Registration of establishment	St.27 status event code: A-2-4-F10-F11-exm-PR0701
1993-02-12	PR1002	Payment of registration fee	St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1
1995-07-12	PR1001	Payment of annual fee	St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 4
1996-07-15	PR1001	Payment of annual fee	St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 5
1996-07-16	FPAY	Annual fee payment	Payment date: 19960715 Year of fee payment: 5
1997-08-25	LAPS	Lapse due to unpaid annual fee
1997-08-25	PC1903	Unpaid annual fee	St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 19970825 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE
1999-04-03	PC1903	Unpaid annual fee	St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 19970825
2004-12-20	R18-X000	Changes to party contact information recorded	St.27 status event code: A-5-5-R10-R18-oth-X000
2005-03-22	PN2301	Change of applicant	St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301
2005-11-11	PN2301	Change of applicant	St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301
2009-08-14	R18-X000	Changes to party contact information recorded	St.27 status event code: A-5-5-R10-R18-oth-X000
2010-01-08	PN2301	Change of applicant	St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301
2013-06-27	R18-X000	Changes to party contact information recorded	St.27 status event code: A-5-5-R10-R18-oth-X000
2016-08-09	R18-X000	Changes to party contact information recorded	St.27 status event code: A-5-5-R10-R18-oth-X000
2018-06-07	P22-X000	Classification modified	St.27 status event code: A-4-4-P10-P22-nap-X000