Heat resistant alcohol-soluble self-bonding paint used for self-bonding insulated winding wire and manufacturing method thereof

A technology of insulating windings and manufacturing methods, applied in the direction of organic insulators, plastic/resin/wax insulators, coatings, etc., can solve the problems of low temperature resistance, poor alcohol solubility, and self-adhesive three-layer insulated winding wires, etc. Achieve high withstand voltage, good high frequency performance, and improved heat resistance

Inactive Publication Date: 2010-06-09
上海旌缘科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, most of the self-adhesive paints used for coating enameled wires without skeleton coils belong to epoxy, phenolic resin and polyvinyl butyral self-adhesive paints. Requirements for Adhesive Triple Insulated Winding Wire

Method used

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  • Heat resistant alcohol-soluble self-bonding paint used for self-bonding insulated winding wire and manufacturing method thereof
  • Heat resistant alcohol-soluble self-bonding paint used for self-bonding insulated winding wire and manufacturing method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0038] Raw material ratio:

[0039] Raw material Weight Percentage (%)

[0040] m-cresol 90kg 43.63

[0041] Xylene 90kg 43.63

[0042] h 2 Nylon 15kg 7.27

[0043] E. s-7 Nylon 9kg 4.36

[0044] A S Resin 0.880kg 0.43

[0045] E. 51 Epoxy resin 1.320kg 0.64

[0046]

[0047] 594 curing agent 0.079kg 0.04

[0048] 206.279kg 100%

Embodiment 2

[0050] Raw material ratio:

[0051] Raw material Weight Percentage (%)

[0052] m-cresol 92.83kg 44.77

[0053] Xylene 92.83kg 44.77

[0054] h 2 Nylon 10.31kg 4.97

[0055] E. s-7 Nylon 9.88kg 4.77

[0056] A S Resin 0.21kg 0.1

[0057] E. 51 Epoxy resin 1.21kg 0.58

[0058] 594 curing agent 0.072kg 0.035

[0059]

[0060] 207.34kg 100%

Embodiment 3

[0062] Raw material ratio:

[0063] Raw material Weight Percentage (%)

[0064] m-cresol 72.2kg 35

[0065] Xylene 72.2kg 35

[0066] h 2 Nylon 41.26kg 20

[0067] E. s-7 Nylon 14.44kg 7

[0068] A S Resin 2.06kg 1

[0069] E. 51 Epoxy resin 3.34kg 1.62

[0070] 594 curing agent 0.20kg 0.097

[0071]

[0072] 205.7kg 100%

[0073] Use 200 liters of reactor equipment to prepare heat-resistant alcohol self-adhesive paint, and its preparation process route is as follows figure 1 As shown, the preparation method comprises the following process steps:

[0074] (1) Add the raw materials cresol and xylene into the reactor at a weight ratio of 1:1, stir and heat to 50°C;

[0075] (2) Add H in proportion to the material obtained in step (1) 2 Nylon, E s-7 Nylon stirring;

[0076] (3) Add E in proportion to the material obtained in step (2) 51 Epoxy resin, A S Stir the resin and heat it to 110°C, and keep it warm for 3 to 4 hours;

[00...

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Abstract

The invention relates to a heat resistant alcohol-soluble self-bonding paint used for self-bonding insulated winding wire and manufacturing method thereof. The self-bonding paint contains the following components by weight percent: 35-45% of cresol, 35-45% of dimethylbenzene, 5-20% of H2 nylon, 3-7% of Es-7 nylon, 0.1-1% of AS resin, 0.1-2% of E51 epoxy resin and 0.01-0.1% of 594 curing agent. Compared with the prior art, the invention is simple in technology, the heat resistant alcohol-soluble self-bonding paint obtained by adopting the invention is coated outside a three-layer insulated winding wire to form a self-bonding three-layer insulated winding wire, and unframed coil formed by the winding wire has high withstand voltage and good high frequency performance and accords with the development trend of the current information industry.

Description

technical field [0001] The invention belongs to the technical field of self-adhesive enameled wire. The application of the three-layer insulated winding wire to safety standards conforms to UL1950 and IEC60950 high-frequency frameless winding coils, and particularly relates to a heat-resistant alcohol-soluble self-adhesive three-layer insulated winding wire. Adhesive lacquer and its manufacturing method. Background technique [0002] At present, most of the self-adhesive paints used for coating enameled wires without skeleton coils belong to epoxy, phenolic resin and polyvinyl butyral self-adhesive paints. Adhesive triple insulated winding wire is required. Contents of the invention [0003] The object of the present invention is to provide a heat-resistant alcohol-soluble self-adhesive varnish for self-adhesive three-layer insulated winding wire and a manufacturing method thereof in order to overcome the above-mentioned deficiencies in the prior art. [0004] The purpos...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D177/00C09D5/25H01B3/30
Inventor 沈刚方澄秋
Owner 上海旌缘科技股份有限公司
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