Unlock instant, AI-driven research and patent intelligence for your innovation.

Heat-insulating LDPE foam material for air-conditioner copper tube heat preservation and preparation method of foam material

A technology of foaming materials and copper pipes, applied in the field of air-conditioning insulation materials, can solve problems such as insufficient insulation performance

Inactive Publication Date: 2016-10-26
芜湖达锦新材料科技有限公司
View PDF1 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] One of the technical problems to be solved by the present invention is to provide a heat-insulating LDPE foam material with good thermal insulation performance for air-conditioning copper pipe insulation in view of the insufficient thermal insulation performance of existing PE foam materials

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Heat-insulating LDPE foam material for air-conditioner copper tube heat preservation and preparation method of foam material
  • Heat-insulating LDPE foam material for air-conditioner copper tube heat preservation and preparation method of foam material
  • Heat-insulating LDPE foam material for air-conditioner copper tube heat preservation and preparation method of foam material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] A heat-insulating LDPE foam material for air-conditioning copper pipe insulation is prepared from the following raw materials in parts by weight:

[0016]

[0017]

[0018] The preparation method of the heat-insulating LDPE foaming material for the heat preservation of the above-mentioned air-conditioning copper pipes, it is the preparation method of LDPE, HDPE, bis(tert-butyl peroxy) diisopropylbenzene, di-tert-butyl peroxide, peroxide Dicumyl, pentaerythritol ester, dibutyltin dilaurate, vinyl alkoxysilane, alkyltrimethoxysilane, titanium alkoxide chelate, light calcium carbonate, AC blowing agent in a blender Stir and pour into the mold for foam molding, and the foaming temperature is 160°C.

[0019] After testing, the thermal conductivity (average temperature 70±5° C.) of the heat-insulating LDPE foam material used for heat preservation of air-conditioning copper pipes in this embodiment is 0.010 W / m.k.

Embodiment 2

[0021] A heat-insulating LDPE foam material for air-conditioning copper pipe insulation is prepared from the following raw materials in parts by weight:

[0022]

[0023] The preparation method of the heat-insulating LDPE foaming material for the heat preservation of the above-mentioned air-conditioning copper pipes, it is the preparation method of LDPE, HDPE, bis(tert-butyl peroxy) diisopropylbenzene, di-tert-butyl peroxide, peroxide Dicumyl, pentaerythritol ester, dibutyltin dilaurate, vinyl alkoxysilane, alkyltrimethoxysilane, titanium alkoxide chelate, light calcium carbonate, AC blowing agent in a blender Stir and pour into the mold for foam molding, and the foaming temperature is 170°C.

[0024] After testing, the thermal conductivity (average temperature 70±5° C.) of the heat-insulating LDPE foam material used for heat preservation of air-conditioning copper pipes in this embodiment is 0.015 W / m.k.

Embodiment 3

[0026] A heat-insulating LDPE foam material for air-conditioning copper pipe insulation is prepared from the following raw materials in parts by weight:

[0027]

[0028] The preparation method of the heat-insulating LDPE foaming material for the heat preservation of the above-mentioned air-conditioning copper pipes, it is the preparation method of LDPE, HDPE, bis(tert-butyl peroxy) diisopropylbenzene, di-tert-butyl peroxide, peroxide Dicumyl, pentaerythritol ester, dibutyltin dilaurate, vinyl alkoxysilane, alkyltrimethoxysilane, titanium alkoxide chelate, light calcium carbonate, AC blowing agent in a blender Stir and pour into the mold for foam molding, and the foaming temperature is 170°C.

[0029] After testing, the thermal conductivity (average temperature 70±5° C.) of the heat-insulating LDPE foam material for air-conditioning copper pipe insulation in this embodiment is 0.018 W / m.k.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

PropertyMeasurementUnit
Thermal conductivityaaaaaaaaaa
Thermal conductivityaaaaaaaaaa
Thermal conductivityaaaaaaaaaa
Login to View More

Abstract

The invention discloses a preparation method of a heat-insulating LDPE foam material for air-conditioner copper tube heat preservation. The method is characterized by comprising the steps of stirring LDPE, HDPE, bis(tert-butyldioxy) diisopropyl benzene, di-tert-butyl peroxide, dicumyl peroxide, pentaerythritol ester, dibutyltin dilaurate, vinyl alkoxy silane, alkyl trimethoxy silane, titanium alkoxide chelate, light calcium carbonate and an AC foaming agent in a stirrer and then pouring the stirred materials into a mold for foaming molding, wherein the foaming temperature ranges from 160 DEG C to 180 DEG C. The heat conductivity coefficient of the heat-insulating LDPE foam material for air-conditioner copper tube heat preservation is smaller than 0.020 W / m.k on the condition that the average temperature is 70+ / -5 DEG C.

Description

technical field [0001] The present application relates to the technical field of air-conditioning thermal insulation materials, in particular to a heat-insulating LDPE foam material for air-conditioning copper pipe insulation and a preparation method thereof. Background technique [0002] PE foam material is a new type of environmentally friendly material, which has the characteristics of non-toxic, odorless, sound insulation, sound absorption, heat insulation, no pollution to the atmosphere when incinerated, good resilience, softness and thickness can be adjusted at will, and light weight. Suitable for sports protective gear, handbags, automobiles, aerospace, construction, shoe materials, toys, air conditioners, oil pipeline insulation, etc. [0003] But the existing PE foam material also has the problem of insufficient thermal insulation performance. Contents of the invention [0004] One of the technical problems to be solved by the present invention is to provide a he...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): C08L23/06C08K13/02C08K3/26C08K5/14C08K5/5425C08K5/5419C08J9/10
CPCC08L23/06C08J9/103C08J2203/04C08J2323/06C08J2423/06C08L2203/14C08L2205/025C08L2207/062C08L2207/066C08K13/02C08K2003/265C08K5/14C08K5/5425C08K5/5419
Inventor 周武洋
Owner 芜湖达锦新材料科技有限公司