Preparation of a series of tannin extract raw materials by ultra-fine pulverization and its use in a series of tannin extract product combinations, coupled preparation technology and method

A technology of ultra-fine and tannin extraction, which is applied in chemical instruments and methods, natural resin technology, etc.

Inactive Publication Date: 2016-09-07
INST OF CHEM IND OF FOREST PROD CHINESE ACAD OF FORESTRY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Distributed in Taiwan, North Korea, Japan, and Guizhou, Jilin, Hebei, Henan, Yunnan, Sichuan, Shanxi, Liaoning, Shandong, Anhui, Shaanxi, Gansu, Zhejiang, Hunan, Jiangsu, Hubei, Heilongjiang and other places in mainland China, growing at altitude In areas between 50m and 2,700m, it often grows in miscellaneous woods and pine forests, and has not yet been artificially introduced and cultivated

Method used

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  • Preparation of a series of tannin extract raw materials by ultra-fine pulverization and its use in a series of tannin extract product combinations, coupled preparation technology and method
  • Preparation of a series of tannin extract raw materials by ultra-fine pulverization and its use in a series of tannin extract product combinations, coupled preparation technology and method
  • Preparation of a series of tannin extract raw materials by ultra-fine pulverization and its use in a series of tannin extract product combinations, coupled preparation technology and method

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Experimental program
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Embodiment 1

[0066] 1. A series of tannin extract raw material ultrafine pulverization preparation and its use in series tannin extract product combination, coupled preparation process and method, characterized in that it includes the following steps:

[0067] The first step is the selection of raw materials for extract production: oak shells, larch, casuarina, oil orange, black wattle, myrica tomentosa, red root, oak, and bark of acacia.

[0068] The second step is the selection of tannin extract varieties and their forms: powdered oak tannin extract, powdered larch tannin extract, powdered casuarina tannin extract, powdered citrus tannin extract, powdered black wattle extract, Powdered bayberry extract, powdered red root extract, powdered oak tree extract, powdered acacia extract.

[0069] In the third step, the raw materials of oak bowl shell, larch, casuarina, oil orange, black wattle, myrica tomentosa, red root, oak, and acacia bark and their ultrafine powder preparation: the collecte...

Embodiment 2

[0081] Weigh 500kg of 50-250 mesh rubber bowl shell ultrafine powder and place it in a 3000-liter glass-lined or stainless steel dynamic extraction tank with stirring and condenser. The extraction process adopts a low-temperature dual-dynamic three-tank three-step countercurrent extraction process or Flat type continuous extraction extraction process.

[0082] Low-temperature dual dynamic three-pot three-step countercurrent extraction process: one-step extraction temperature: 60-80°C, second-step extraction: 80-90°C, three-step extraction: 90-100°C. One-step extraction time: 1~1.5hr, two-step extraction time: 1~1.5hr, three-step extraction extraction time: 1~1.5hr. One-step extraction solid-liquid ratio: 1:5-6, two-step extraction solid-liquid ratio: 1:4-5, three-step extraction solid-liquid ratio: 1:3-4.

[0083] According to the above extraction process, add the superfine powder of rubber bowl shell and water into the double dynamic extractor according to the solid-liquid r...

Embodiment 3

[0097] Weigh 500kg of 50-250 mesh larch bark ultra-fine powder and place it in a 3000-liter glass-lined or stainless steel dynamic extraction tank with stirring and condenser. The extraction process adopts a low-temperature dual-dynamic three-pot three-step countercurrent extraction process or Flat type continuous extraction extraction process.

[0098] Low-temperature dual dynamic three-pot three-step countercurrent extraction process: one-step extraction temperature: 60-80°C, second-step extraction: 80-90°C, three-step extraction: 90-100°C. One-step extraction time: 1~1.5hr, two-step extraction time: 1~1.5hr, three-step extraction extraction time: 1~1.5hr. One-step extraction solid-liquid ratio: 1:5-6, two-step extraction solid-liquid ratio: 1:4-5, three-step extraction solid-liquid ratio: 1:3-4.

[0099] Flat type continuous extraction extraction process: extraction temperature: 70-100°C, extraction time: 8-10hr, extraction solid-liquid ratio: 1:8-10.

[0100] Add the lar...

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Abstract

The invention relates to a series of tannin extract raw materials prepared by ultrafine pulverization and its combination and coupled preparation process and method for a series of tannin extract products. That is to say, the superfine powder materials of oak bowl shell, larch, casuarina, oil orange, black wattle, bayberry, red root, live oak, and acacia bark are subjected to double dynamic extraction or flat transformation Continuous leaching, spiral sedimentation centrifugal separation (horizontal spiral unloading centrifugal separation), foam separation, sedimentation separation, plate and frame filter press, etc. combination, coupling process and equipment processing, correspondingly solve the filtration in the production and processing process of tannin extract raw materials , sol, fine fiber particles, insoluble matter and non-tannin high-level problems, prepared industrial-grade rubber extracts, larch extracts, casuarina extracts, oil orange extracts, and black wattle extracts that meet industry standards , bayberry extract, red root extract, oak tree extract, and acacia extract.

Description

Technical field: [0001] The invention relates to the preparation of superfine powder raw materials of oak shell, larch, casuarina, oil orange, black wattle, myrica tomentosa, red root, live oak, and acacia bark and its use in rubber extract, Larch extract, Casuarina extract, Citrus extract, Black wattle extract, Myrica tomentosa extract, Red root extract, Oak tree extract, and Acacia extract method. The technology belongs to the technical field of plant crushing, extraction and separation of chemical engineering, and tannin extract processing industry. Background technique: [0002] The invention relates to the preparation of superfine powdered bark of oak bowl shell, larch, casuarina, oil orange, black wattle, myrica tomentosa, red root, live oak, and acacia bark and its application to oak bowl extract, Process and method for preparing larch extract, casuarina extract, oil orange extract, black wattle extract, bayberry extract, red root extract, oak tree extract, and acac...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09F1/00
Inventor 孙先玉孙博李冬玲文金虎
Owner INST OF CHEM IND OF FOREST PROD CHINESE ACAD OF FORESTRY
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