DE68924966D1 - Gleichzeitiges Zugabeverfahren für die Herstellung von sehr reinen Epoxydharzen. - Google Patents

Gleichzeitiges Zugabeverfahren für die Herstellung von sehr reinen Epoxydharzen.

Info

Publication number: DE68924966D1
Authority: DE; Germany
Prior art keywords: production; epoxy resins; addition process; simultaneous addition; pure epoxy
Prior art date: 1988-12-12
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.): Expired - Fee Related

Application number

DE68924966T

Other languages

English (en)

Other versions

DE68924966T3 (de

DE68924966T2 (de

Inventor

Zeng-Kun Liao

Chun S Wang

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Dow Chemical Co

Original Assignee

Dow Chemical Co

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.)

1988-12-12

Filing date

1989-12-05

Publication date

1996-01-11

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23085886&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68924966(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1989-12-05 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1996-01-11 Publication of DE68924966D1 publication Critical patent/DE68924966D1/de

1996-06-05 Application granted granted Critical

1996-06-05 Publication of DE68924966T2 publication Critical patent/DE68924966T2/de

2000-06-15 Publication of DE68924966T3 publication Critical patent/DE68924966T3/de

2009-12-06 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/02—Polycondensates containing more than one epoxy group per molecule

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Epoxy Compounds (AREA)
Epoxy Resins (AREA)

DE68924966T 1988-12-12 1989-12-05 Gleichzeitiges Zugabeverfahren für die Herstellung von sehr reinen Epoxydharzen. Expired - Fee Related DE68924966T3 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US28340088A	1988-12-12	1988-12-12

Publications (3)

Publication Number	Publication Date
DE68924966D1 true DE68924966D1 (de)	1996-01-11
DE68924966T2 DE68924966T2 (de)	1996-06-05
DE68924966T3 DE68924966T3 (de)	2000-06-15

Family

ID=23085886

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68924966T Expired - Fee Related DE68924966T3 (de)	1988-12-12	1989-12-05	Gleichzeitiges Zugabeverfahren für die Herstellung von sehr reinen Epoxydharzen.

Country Status (8)

Country	Link
EP (1)	EP0373489B2 (de)
JP (1)	JP2731005B2 (de)
KR (1)	KR0170364B1 (de)
AU (1)	AU621962B2 (de)
BR (1)	BR8906420A (de)
CA (1)	CA2005086C (de)
DE (1)	DE68924966T3 (de)
PT (1)	PT92537A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4816546A (en) *	1987-06-23	1989-03-28	The Dow Chemical Company	Mixed epoxy resins comprising sulfide containing aliphatic epoxy resins
ATE197956T1 (de) *	1989-01-17	2000-12-15	Dow Chemical Co	Mesogene epoxydverbindungen
JP2007008822A (ja) *	2005-06-28	2007-01-18	Tokuyama Corp	ジヒドロベンゾピラン誘導体の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6020926A (ja) *	1983-07-15	1985-02-02	Mitsubishi Petrochem Co Ltd	ポリグリシジルエ−テルの製造方法
CA1293837C (en) *	1986-10-14	1991-12-31	Ha Q. Pham	Preparation of epoxy resins
US4778863A (en) *	1987-08-13	1988-10-18	The Dow Chemical Company	Preparation of epoxy resins having low undesirable halogen content

1989
- 1989-12-05 DE DE68924966T patent/DE68924966T3/de not_active Expired - Fee Related
- 1989-12-05 EP EP89122449A patent/EP0373489B2/de not_active Expired - Lifetime
- 1989-12-08 BR BR898906420A patent/BR8906420A/pt active Search and Examination
- 1989-12-08 JP JP1317893A patent/JP2731005B2/ja not_active Expired - Fee Related
- 1989-12-11 CA CA002005086A patent/CA2005086C/en not_active Expired - Fee Related
- 1989-12-11 PT PT92537A patent/PT92537A/pt not_active Application Discontinuation
- 1989-12-11 AU AU46153/89A patent/AU621962B2/en not_active Ceased
- 1989-12-12 KR KR1019890018342A patent/KR0170364B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
PT92537A (pt)	1990-06-29
EP0373489B2 (de)	1999-12-15
EP0373489B1 (de)	1995-11-29
CA2005086C (en)	2001-02-27
EP0373489A3 (de)	1991-10-02
KR900009742A (ko)	1990-07-05
CA2005086A1 (en)	1990-06-12
KR0170364B1 (ko)	1999-03-30
DE68924966T3 (de)	2000-06-15
EP0373489A2 (de)	1990-06-20
AU4615389A (en)	1990-06-14
JPH02202511A (ja)	1990-08-10
DE68924966T2 (de)	1996-06-05
BR8906420A (pt)	1990-08-28
JP2731005B2 (ja)	1998-03-25
AU621962B2 (en)	1992-03-26

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Legal Events

Date	Code	Title
1996-11-14	8363	Opposition against the patent
2000-02-17	8366	Restricted maintained after opposition proceedings
2009-10-22	8339	Ceased/non-payment of the annual fee