KR920010662A - Manufacturing method of wire varnish with improved heat resistance - Google Patents

Manufacturing method of wire varnish with improved heat resistance Download PDF

Info

Publication number
KR920010662A
KR920010662A KR1019900019659A KR900019659A KR920010662A KR 920010662 A KR920010662 A KR 920010662A KR 1019900019659 A KR1019900019659 A KR 1019900019659A KR 900019659 A KR900019659 A KR 900019659A KR 920010662 A KR920010662 A KR 920010662A
Authority
KR
South Korea
Prior art keywords
varnish
manufacturing
heat resistance
polyacid
isocyanate
Prior art date
Application number
KR1019900019659A
Other languages
Korean (ko)
Other versions
KR930003232B1 (en
Inventor
손환진
이준희
배헌재
손호성
Original Assignee
박원근
금성전선 주식회사
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 박원근, 금성전선 주식회사 filed Critical 박원근
Priority to KR1019900019659A priority Critical patent/KR930003232B1/en
Publication of KR920010662A publication Critical patent/KR920010662A/en
Application granted granted Critical
Publication of KR930003232B1 publication Critical patent/KR930003232B1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Organic Insulating Materials (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

내용 없음No content

Description

내열성이 향상된 전선용 바니쉬의 제조방법Manufacturing method of wire varnish with improved heat resistance

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

Claims (6)

다가알코홀과 과잉의 다가산 또는 다가산의 에스터 유도체를 사용하여 말단기가 유기산기(-COOH)인 수지를 합성하고 이 수지에 이소시아네이트 재생체를 가고제로 사용하고 유기금속염 화합물을 촉매로 사용함을 특징으로 한 내열성이 향상된 전선용 바니쉬의 제조방법.Synthesis of a resin having an end group of organic acid group (-COOH) using polyhydric alcohol and excess polyacid or ester derivative of polyacid, using isocyanate regenerant as a curing agent and organometallic salt compound as catalyst Method of manufacturing varnish for electric wire with improved heat resistance. 제1항에 있어서, 다가올코홀과 다가산의 몰비를 1:1.1-1.8로 함을 특징으로 하는 내열성이 향상된 전선용 바니쉬의 제조방법.The method of manufacturing a varnish for electric wires according to claim 1, wherein the molar ratio of the divalent alcohol and the polyacid is 1: 1.1-1.8. 제1항에 있어서, 다가알코홀로는 에티렌글리콜과 글리세롤을 포함하여 분자량이 60에서 300사이의 탄소수가 2개 이상 15개 이하로 구성된 2가 또는 3가 알코홀을 사용함을 특징으로 하는 내열성이 향상된 전선용 바니쉬의 제조방법.The method of claim 1, wherein the polyhydric alcohol, including ethylene glycol and glycerol, the heat resistance is improved, characterized in that using a dihydric or trivalent alcohol having a molecular weight of 60 to 300 carbon atoms of 2 to 15 carbon atoms Method of manufacturing varnish for electric wire. 제1항에 있어서, 다가산으로는 방향족 유기산을 2개 또는 3개 포함한 화합물 또는 그의 에스터 유도체 또는 무수물 형태의 화합물을 사용함을 특징으로 하는 내열성이 향상된 전선용 바니쉬의 제조방법.The method of manufacturing a varnish for electric wires according to claim 1, wherein a compound containing two or three aromatic organic acids or a compound of an ester derivative or anhydride thereof is used as the polyacid. 제1항에 있어서, 이소시아네이트 재생체로는 독일 바이엘사의 데스모두르 CT스테이블과 데스모두르 AP스테이블을 포함하여 한분자내에 2개 이상의 재생가능한 이소시아네이트기(-NCO)를 함유하고 있는 화합물을 사용함을 특징으로 하는 내열성이 향상된 전선용 바니쉬의 제조방법.The compound according to claim 1, wherein the isocyanate regenerant is a compound containing two or more renewable isocyanate groups (-NCO) in one molecule, including Desmodur CT Stable and Desmodur AP Stable from Bayer, Germany. Method for producing a varnish for electric wire with improved heat resistance. 제1항에 있어서, 이소시아네이트기의 재생반응과 재생된 이소시아네이트기와 고분자 말단의 카르복실산기의 반응을 촉진시켜 주는 촉매로 아연, 납 등을 포함하는 금속염을 사용함을 특징으로 하는 내열성이 향상된 전선용 바니쉬의 제조방법.The wire varnish with improved heat resistance according to claim 1, wherein a metal salt containing zinc, lead, or the like is used as a catalyst for promoting the regeneration reaction of the isocyanate group and the reaction of the regenerated isocyanate group and the carboxylic acid group of the polymer terminal. Manufacturing method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900019659A 1990-11-30 1990-11-30 Vanish and making method thereof KR930003232B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900019659A KR930003232B1 (en) 1990-11-30 1990-11-30 Vanish and making method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900019659A KR930003232B1 (en) 1990-11-30 1990-11-30 Vanish and making method thereof

Publications (2)

Publication Number Publication Date
KR920010662A true KR920010662A (en) 1992-06-27
KR930003232B1 KR930003232B1 (en) 1993-04-23

Family

ID=19306885

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900019659A KR930003232B1 (en) 1990-11-30 1990-11-30 Vanish and making method thereof

Country Status (1)

Country Link
KR (1) KR930003232B1 (en)

Also Published As

Publication number Publication date
KR930003232B1 (en) 1993-04-23

Similar Documents

Publication Publication Date Title
KR870005027A (en) Cophenyl ether ketone and its manufacturing method
US4841020A (en) Catalytic polymerization of carbon monoxide with functional substituted ethylenically unsaturated monomer
KR940014497A (en) Thermoplastic Biodegradable Resin and Manufacturing Method Thereof
DE2439386C3 (en) Aqueous stoving enamel and its use as wire enamel
GB1520426A (en) Polyester compositions
KR840000622A (en) Insulated wire
GB1006560A (en) Improvements in and relating to methods of insulating wires
KR920010662A (en) Manufacturing method of wire varnish with improved heat resistance
ATE168390T1 (en) METHOD FOR PRODUCING POLYETHERESTERS WITH A HIGH CONTENT OF AROMATIC ESTER UNITS
EP0181603A3 (en) A cross-linked resin, a process for producing the same, and a resin composition including the same
CA1118544A (en) Method of making a high temperature capability water soluble polyester insulating resin solution
US3459829A (en) Polyester imide resins from imide group containing polyvalent carboxylic acids containing at least three carboxy groups
KR920012351A (en) Method of manufacturing varnish for enameled wire
KR890003810A (en) Preparation of polymers of carbon monoxide and one or more olefinically unsaturated compounds
WO1998025987A3 (en) Process for preparation of high molecular weight epoxy resin
SE300842B (en)
ES381546A1 (en) Process for the preparation of high molecular weight polyesters for injection moulding purposes
DE2460768A1 (en) Process for the production of hardenable, heat-resistant unsaturated polyester resins, in particular for use in the electrical industry
US2945829A (en) High temperature alkyd resin varnish
DE2137884C3 (en) Process for the production of nitrogen-containing modified polyester resins and baking enamels containing them
JPS6134074A (en) Self-lubricating insulating paint
CA1049033A (en) Chromium salt catalysts and their use
JPS591295B2 (en) Sunmusubutsuesterjiyugoutainoseizohouhou
KR970061958A (en) Low profile additive based on asymmetric glycols and aromatic diacids for polyester resin systems
JPS56151752A (en) Thermosetting resin composition

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 19990424

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee