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A filter paper made from oilseed cake

A technology of oil cake and filter paper, which is applied in the field of filters, can solve the problems of low service life and frequent replacement, limited filtering effect, poor palatability, etc., to reduce crushing and refining procedures, reduce raw material types, reduce The effect of raw material costs and operating costs

Active Publication Date: 2021-07-20
蚌埠市乐力滤清器有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The filter paper in most filters is mostly made of ordinary wood pulp, the filtering effect is limited, and the service life is low and needs to be replaced frequently, resulting in waste
There is also filter paper technology made of more environmentally friendly straw. However, the fiber of the straw material is too thick, and a lot of very stable lignin is wrapped around the cellulose. Converting straw into fine pulp requires a lot of lye treatment and a lot of crushing processes. , high power consumption and high cost
[0003] Rapeseed meal, palm meal, castor bean meal, linseed meal and other oil cakes with poor palatability or even slight toxicity after oil extraction can only be discarded after oil extraction. Great impact on the environment, where naturally occurring fine fibers and other substances are wasted

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
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  • A filter paper made from oilseed cake

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] The ratio of raw materials by weight percentage is: 72% of palm meal crude fiber, 7% of palm meal charcoal, 4.5% of tributyl phosphate, 4% of paraffin wax, 7% of fluorine-containing polysiloxane resin, 2% of polyvinyl alcohol, ten Dialkyltrimethylamine salt 3.5%.

[0027] (1) Pulverize the palm meal, add NaOH solution, adjust the pH to 7.5, add the protease solution, stir at 45°C for 50min; add steam, adjust the pH to 8.5, cook at 100°C and 1MPa for 50min, Carry out solid-liquid separation, take solid precipitation, and obtain palm meal crude fiber.

[0028] (2) Crushing and grinding the palm meal, and then roasting at 450° C. for 2 hours under nitrogen atmosphere to obtain palm meal charcoal.

[0029] (3) beating the palm meal crude fiber through a beater to obtain a slurry with a beating concentration of 6.2%; (2) placing the palm meal charcoal in a ball mill to grind to a particle size of micron;

[0030] (4) Mix the obtained slurry with micron palm meal charcoal, ...

Embodiment 2

[0033] The ratio of raw materials by weight percentage is: 67% of palm meal crude fiber, 7% of palm meal charcoal, 3% of tributyl phosphate, 2% of paraffin wax, 12% of fluorine-containing polysiloxane resin, 3% of polyvinyl alcohol, ten Dialkyltrimethylamine salt 6%.

[0034] (1) Pulverize the palm meal, add NaOH solution, adjust the pH to 7.5, add the protease solution, stir at 45°C for 50min; add steam, adjust the pH to 8.5, cook at 100°C and 1MPa for 50min, Carry out solid-liquid separation, take solid precipitation, and obtain palm meal crude fiber.

[0035] (2) Crushing and grinding the palm meal, and then roasting at 450° C. for 2 hours under nitrogen atmosphere to obtain palm meal charcoal.

[0036] (3) beating the palm meal crude fiber through a beater to obtain a slurry with a beating concentration of 6.2%; (2) placing the palm meal charcoal in a ball mill to grind to a particle size of micron;

[0037] (4) Mix the obtained slurry with micron palm meal charcoal, add...

Embodiment 3

[0040] The ratio of raw materials by weight percentage is: 76.3% of palm meal crude fiber, 8% of palm meal charcoal, 5.5% of tributyl phosphate, 3% of paraffin wax, 4.7% of fluorine-containing polysiloxane resin, 0.8% of polyvinyl alcohol, ten Dialkyltrimethylamine salt 1.7%.

[0041] (1) Pulverize the palm meal, add NaOH solution, adjust the pH to 7.5, add the protease solution, stir at 45°C for 50min; add steam, adjust the pH to 8.5, cook at 100°C and 1MPa for 50min, Carry out solid-liquid separation, take solid precipitation, and obtain palm meal crude fiber.

[0042] (2) Crushing and grinding the palm meal, and then roasting at 450° C. for 2 hours under nitrogen atmosphere to obtain palm meal charcoal.

[0043] (3) beating the palm meal crude fiber through a beater to obtain a slurry with a beating concentration of 6.2%; (2) placing the palm meal charcoal in a ball mill to grind to a particle size of micron;

[0044] (4) Mix the obtained slurry with micron palm meal char...

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
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Abstract

The present invention is a kind of filter paper made by using oil cake and its preparation method, using oil cake crude fiber, oil cake charcoal, tributyl phosphate, paraffin, fluorine-containing polysiloxane resin, polyvinyl alcohol, dodecane Trimethylamine salt is used as the raw material to prepare the filter paper made of fiber in the oil cake and oil cake charcoal with low cost, environmental protection, energy saving and good filtering effect.

Description

technical field [0001] The invention belongs to the technical field of filters, and in particular relates to a filter paper made from oil cake. Background technique [0002] The filter paper in most filters is mostly made of ordinary wood pulp, the filtering effect is limited, and the service life is low and needs to be replaced frequently, resulting in waste. There is also filter paper technology made of more environmentally friendly straw. However, the fiber of the straw material is too thick, and a lot of very stable lignin is wrapped around the cellulose. Converting straw into fine pulp requires a lot of lye treatment and a lot of crushing processes. , high power consumption and high cost. [0003] Rapeseed meal, palm meal, castor bean meal, linseed meal and other oil cakes with poor palatability or even slight toxicity after oil extraction can only be discarded after oil extraction. It has a great impact on the environment, wherein naturally occurring fine fibers and ...

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
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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D21D1/02D21D1/20D21F3/02D21F5/00D21H17/02D21H17/05D21H17/36D21H17/53D21H27/08
CPCD21D1/02D21D1/20D21F3/02D21F5/00D21H17/02D21H17/05D21H17/36D21H17/53D21H27/08
Inventor 李彩梅孙玉喜常一
Owner 蚌埠市乐力滤清器有限公司