Transformer encapsulating material as well as preparation method and application thereof

A potting material and transformer technology, applied in the field of transformer potting materials and their preparation, can solve the problems of poor potting effect and poor fluidity of transformer potting materials, and achieve good curing performance, increase fluidity, and increase insulation performance. Effect

Inactive Publication Date: 2015-02-18
ANHUI LANXIANG ELECTRICAL EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In view of the above-mentioned prior art, the purpose of the present invention is to overcome the problems of poor fluidity and poor potting effect of transformer potting materials in the prior art, so as to provide a transformer potting potting material with good fluidity and easy potting Materials and their preparation methods and applications

Method used

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preparation example Construction

[0015] The invention provides a preparation method of a transformer potting material, wherein the preparation method comprises:

[0016] (1) Mix resin, quartz powder and organic solvent to obtain mixture M1;

[0017] (2) Add the curing agent to the mixture M1 and mix to obtain the transformer potting material; wherein,

[0018] Relative to 100 parts by weight of the resin, the amount of the quartz powder is 10-50 parts by weight, the amount of the organic solvent is 50-100 parts by weight, and the amount of the curing agent is 10-40 parts by weight.

[0019] The present invention greatly increases the fluidity of the resin material by adding an organic solvent into the resin material, and then makes the prepared resin material easy to pot the transformer. At the same time, in order to maintain its good insulation performance, and a certain proportion of quartz powder is added to it, which can not only increase its insulation performance, but also can be combined with a curing...

Embodiment 1

[0030] Mix 100g of epoxy resin, 20g of quartz powder and 70g of acetone to obtain mixture M1; add 20g of diethylenetriamine to mixture M1 and stir at 120g°C for 4 hours for mixing to obtain transformer potting material A1.

Embodiment 2

[0032] Mix 100g of epoxy resin, 40g of quartz powder, 40g of dibutyl phthalate and 50g of acetone to obtain mixture M1; add 10g of diethylenetriamine and 20g of triethanolamine to mixture M1 and stir at 140°C for 6h to obtain Transformer potting material A2.

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Abstract

The invention discloses a transformer encapsulating material as well as a preparation method and an application thereof. The preparation method comprises the steps as follows: (1), resin, quartz powder and an organic solvent are mixed to obtain a mixture M1; and (2), a curing agent is added into the mixture M1 for mixing so as to obtain the transformer encapsulating material. For 100 parts by weight of the resin, 10-50 parts by weight of quartz powder, 50-100 parts by weight of the organic solvent and 10-40 parts by weight of the curing agent are used. The organic solvent is added in the resin material, so that the liquidity of the resin material is greatly improved, and then the prepared resin material can facilitate transformer encapsulation; and besides, the quartz powder in certain proportion is added, the insulation performance of the material can be increased, meanwhile, the curing agent is matched, and accordingly, the prepared encapsulating material has better curing performance and is more suitable for being used in actual production.

Description

technical field [0001] The invention relates to the field of transformer potting materials, in particular to a transformer potting material and its preparation method and application. Background technique [0002] As a kind of electrical equipment commonly used in production and life, transformers are extremely widely used in practical applications. The potting material in the transformer is not only indispensable but also plays a huge role in the transformer, and has a huge effect on its insulation performance. Therefore, the quality of the potting material will directly affect the quality of the transformer. [0003] However, in the actual production process, because the potting material often has poor fluidity during the actual potting process, it will cause poor potting of the transformer, resulting in poor performance of the transformer. [0004] Therefore, it is an urgent problem to be solved in the present invention to provide a transformer potting material with good...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L63/00C08K3/36C08K5/12C08G59/50
Inventor 姚强傅俊何斌王娇
Owner ANHUI LANXIANG ELECTRICAL EQUIP
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