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A production process of sound-absorbing wood-plastic panel

A production process and technology of wood-plastic panels, which are applied to other household appliances, flat products, household appliances, etc., can solve the problems of life limitation, insufficient quality of wood-plastic panels, no sound absorption and sound insulation effects, etc., to achieve easier molding, The effect of reducing the probability of failure and high yield

Active Publication Date: 2021-02-09
ANHUI HANHUA BUILDING MATERIALS TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Wood-plastic composite materials have many advantages that are incomparable to pure wood and plastic. This material is a green and environmentally friendly material with good mechanical properties. It has both good processability and plastic formability, and strong thermal conductivity and stability. , beautiful appearance, and wood-plastic materials can be recycled after a period of use, its processing equipment is simple, the cost is lower than pure wood or plastic, based on various advantages of wood-plastic composite materials, it has been widely used in various aspects of daily life In the field of production, it can produce planks, wall panels, ceilings, decorative panels, wall partitions, moisture-proof panels, etc., and can also be used as decorative frames, fences, garden handrails, etc., but the existing wood-plastic panels are used in construction. The material does not have sound absorption and sound insulation effects, and the quality of the processed wood-plastic panels is not high enough, and the service life is limited

Method used

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  • A production process of sound-absorbing wood-plastic panel
  • A production process of sound-absorbing wood-plastic panel

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Experimental program
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Embodiment

[0027] Embodiment: A kind of production technology of sound-absorbing wood-plastic panel, comprises the following steps:

[0028] 1) Wood-plastic material formula: according to the mass fraction, it includes 25% resin, 30% filler, 35% wood flour mixture, and 10% additives. The additives include stabilizers, lubricants, foaming agents, and coupling agents; The content of stabilizer, lubricant, foaming agent and coupling agent is 2.5% respectively; "filler" includes light calcium carbonate, heavy calcium carbonate and active calcium carbonate, and the ratio of the three is 1:1:1 , "Wood powder mixture" includes pine wood powder, straw powder and peanut shell powder, the ratio of the three is 3:2:1 respectively, pine wood powder, straw powder and peanut shell powder are from primary to secondary, adding straw powder and Peanut shell powder replaces part of the wood powder, which can greatly save costs, and the quality of the produced wood-plastic panels will not be affected. Whea...

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Abstract

The invention discloses a production process of sound-absorbing wood-plastic panels, which comprises the following steps: 1) wood-plastic material formula; 2) filler treatment; 3) wood flour mixing treatment; 4) injection molding raw material processing; 5) cooling; 6) Extruder for one extrusion; 7) Extruder for secondary extrusion; 8) Cooling down; the production process is simple, high feasibility, the quality of the produced wood-plastic board is high, the service life is long, and it has good sound absorption The effect can be widely used in the construction industry.

Description

technical field [0001] The invention relates to a production process of sound-absorbing wood-plastic panels. Background technique [0002] Wood-plastic composite materials have many advantages that are incomparable to pure wood and plastic. This material is a green and environmentally friendly material with good mechanical properties. It has both good processability and plastic formability, and strong thermal conductivity and stability. , beautiful appearance, and wood-plastic materials can be recycled after a period of use, its processing equipment is simple, the cost is lower than pure wood or plastic, based on various advantages of wood-plastic composite materials, it has been widely used in various aspects of daily life In the field of production, it can produce planks, wall panels, ceilings, decorative panels, wall partitions, moisture-proof panels, etc., and can also be used as decorative frames, fences, garden handrails, etc., but the existing wood-plastic panels are ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08L101/00C08L97/02C08K3/26B29C45/00B29C48/07B29C48/285B29L7/00
CPCB29C45/0055B29L2007/002B29C48/001B29C48/07B29C48/288C08K2003/265C08L101/00C08L2203/14C08L2205/025C08L2205/035C08L97/02C08K3/26
Inventor 李小林
Owner ANHUI HANHUA BUILDING MATERIALS TECH
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