EP0202277A4 - PROCESS FOR REDUCING THE TOTAL HALIDE CONTENT OF AN EPOXIDE RESIN. - Google Patents

PROCESS FOR REDUCING THE TOTAL HALIDE CONTENT OF AN EPOXIDE RESIN.

Info

Publication number
EP0202277A4
EP0202277A4 EP19850905721 EP85905721A EP0202277A4 EP 0202277 A4 EP0202277 A4 EP 0202277A4 EP 19850905721 EP19850905721 EP 19850905721 EP 85905721 A EP85905721 A EP 85905721A EP 0202277 A4 EP0202277 A4 EP 0202277A4
Authority
EP
European Patent Office
Prior art keywords
weight
epoxy resin
percent
ketone
alkali metal
Prior art date
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.)
Ceased
Application number
EP19850905721
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0202277A1 (en
Inventor
Chun S Wang
Wuu N Chen
Robert L Bowden
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.)
Filing date
Publication date
Priority claimed from US06/773,500 external-priority patent/US4585838A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of EP0202277A1 publication Critical patent/EP0202277A1/en
Publication of EP0202277A4 publication Critical patent/EP0202277A4/en
Ceased legal-status Critical Current

Links

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
    • C08G59/14—Polycondensates modified by chemical after-treatment
    • 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
    • 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
EP19850905721 1984-11-19 1985-11-12 PROCESS FOR REDUCING THE TOTAL HALIDE CONTENT OF AN EPOXIDE RESIN. Ceased EP0202277A4 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US67277584A 1984-11-19 1984-11-19
US672775 1984-11-19
US76297185A 1985-08-06 1985-08-06
US06/773,500 US4585838A (en) 1985-08-06 1985-09-09 Process for preparing epoxy resins containing low levels of total halide
US773500 1985-09-09
US762971 1991-09-20

Publications (2)

Publication Number Publication Date
EP0202277A1 EP0202277A1 (en) 1986-11-26
EP0202277A4 true EP0202277A4 (en) 1987-12-07

Family

ID=27418256

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19850905721 Ceased EP0202277A4 (en) 1984-11-19 1985-11-12 PROCESS FOR REDUCING THE TOTAL HALIDE CONTENT OF AN EPOXIDE RESIN.

Country Status (12)

Country Link
EP (1) EP0202277A4 (es)
KR (1) KR900001943B1 (es)
CN (1) CN1004356B (es)
AU (1) AU560379B2 (es)
BR (1) BR8507064A (es)
CA (1) CA1257446A (es)
ES (1) ES8701206A1 (es)
FI (1) FI862961A0 (es)
IL (1) IL77036A (es)
MY (1) MY101828A (es)
NO (1) NO165078C (es)
WO (1) WO1986003210A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785061A (en) * 1987-08-13 1988-11-15 The Dow Chemical Company Method for reducing the aliphatic halide content of epoxy resins using a solvent mixture including a polar aprotic solvent
US7955498B2 (en) * 2008-12-16 2011-06-07 Chevron, U.S.A. Inc. Reduction of organic halide contamination in hydrocarbon products

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928288A (en) * 1973-04-11 1975-12-23 Dow Chemical Co Epoxy novolac resins having a narrow molecular weight distribution and process therefor
US4485221A (en) * 1983-11-03 1984-11-27 Ciba-Geigy Corporation Process for making epoxy novolac resins with low hydrolyzable chlorine and low ionic chloride content

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE503550A (es) * 1950-05-27
BE546441A (es) * 1955-03-28
US2943095A (en) * 1955-06-28 1960-06-28 Union Carbide Corp Process for preparing glycidyl polyethers of polyhydric phenols
NL270270A (es) * 1960-10-17
JPS5824578A (ja) * 1981-08-05 1983-02-14 Mitsui Petrochem Ind Ltd グリシジルエ−テルの製造方法
US4447598A (en) * 1983-04-07 1984-05-08 The Dow Chemical Company Method of preparing epoxy resins having low hydrolyzable chloride contents

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928288A (en) * 1973-04-11 1975-12-23 Dow Chemical Co Epoxy novolac resins having a narrow molecular weight distribution and process therefor
US4485221A (en) * 1983-11-03 1984-11-27 Ciba-Geigy Corporation Process for making epoxy novolac resins with low hydrolyzable chlorine and low ionic chloride content

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 7, no. 100 (C-164)[1245], 28th April 1983; & JP-A-58 24 578 (MITSUI SEKIYU KAGAKU KOGYO K.K.) 14-02-1983 *
See also references of WO8603210A1 *

Also Published As

Publication number Publication date
FI862961A (fi) 1986-07-16
IL77036A0 (en) 1986-04-29
AU5091585A (en) 1986-06-18
NO165078B (no) 1990-09-10
AU560379B2 (en) 1987-04-02
KR900001943B1 (ko) 1990-03-26
CN85108970A (zh) 1986-07-09
NO862909D0 (no) 1986-07-18
CA1257446A (en) 1989-07-11
NO165078C (no) 1990-12-19
ES8701206A1 (es) 1986-11-16
FI862961A0 (fi) 1986-07-16
ES548999A0 (es) 1986-11-16
NO862909L (no) 1986-07-18
CN1004356B (zh) 1989-05-31
WO1986003210A1 (en) 1986-06-05
BR8507064A (pt) 1987-05-05
EP0202277A1 (en) 1986-11-26
MY101828A (en) 1992-01-31
KR870700658A (ko) 1987-12-30
IL77036A (en) 1989-07-31

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19860717

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH DE FR GB IT LI NL SE

A4 Supplementary search report drawn up and despatched

Effective date: 19871207

17Q First examination report despatched

Effective date: 19890707

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 19920208

RIN1 Information on inventor provided before grant (corrected)

Inventor name: BOWDEN, ROBERT, L.

Inventor name: CHEN, WUU, N.

Inventor name: WANG, CHUN, S.