CN103966911A - Flexible oil cleaner filter paper with high filtration efficiency and preparation method thereof - Google Patents

Abstract

The invention discloses flexible oil cleaner filter paper with high filtration efficiency and a preparation method thereof. The filter paper is characterized by being prepared by raw materials in parts by weight as follows: 45-49 parts of flax pulp, 53-57 parts of mulberry bark pulp, 2-3 parts of aluminum oxide, 1-2 parts of cerium oxide, 2-3 parts of lithopone, 3-4 parts of nano-titanium dioxide, 0.5-1 part of a silane coupling agentYDH-1510, 0.3-0.5 part of chitin, 0.4-0.5 part of xanthan gum, 6-8 parts of rosin size, 1-2 parts of cassava starch, 5-6 parts of acrylic resin emulsion, 0.2-0.4 part of linseed oil, 0.3-0.4 part of polyglycol ether and 1-2 parts of an auxiliary. According to the invention, a used impregnation liquid has very high adhesion and film-forming performance, dry and wet strength and toughness of the filter paper can be enhanced after impregnation, and the filtration efficiency of the oil cleaner is improved; the auxiliary is added, so that the filter paper is safe, environment-friendly and good in water resistance and oil resistance; and besides, through organic synthesis of a ceramic material and the filter paper, the filter paper is firm, durable and good in filtration effect and absorption effect.

Description

Pliable and tough oil filter filter paper that a kind of filtering efficiency is high and preparation method thereof

Technical field

The present invention relates to automobile filter field, pliable and tough oil filter filter paper that particularly a kind of filtering efficiency is high and preparation method thereof.

Background technology

Oil filter is a kind of of cleaner, can remove the impurity such as dust, metallic particles, carbon precipitates and coal soot in machine oil, protection engine.Oil filter paper is the crucial building block in oil filter, determining the performance of oil strainer, oil filter paper he to generally include with common wood pulp be a kind of papery filter course that main component is made, because normal wood pulp fibres is thin, hold the shortcomings such as ash amount is low, the life-span is short, and oil filter paper made of paper also ubiquity resistance to water and oil resistivity is poor, the characteristics such as not environmental protection of non-refractory, soak easily distortion when fuel oil is long-time, and then affect filter effect.

Summary of the invention

The object of this invention is to provide pliable and tough oil filter filter paper that a kind of filtering efficiency is high and preparation method thereof.

In order to realize object of the present invention, the present invention passes through following scheme implementation:

The pliable and tough oil filter filter paper that filtering efficiency is high, is made by the raw material of following weight portion: flax pulp 45-49, mulberry root bark pulp 53-57, aluminium oxide 2-3, cerium oxide 1-2, lithopone 2-3, nano titanium oxide 3-4, silane coupler YDH-151 0.5-1, chitin 0.3-0.5, xanthans 0.4-0.5, gum rosin 6-8, tapioca 1-2, emulsion acrylic resin 5-6, linseed oil 0.2-0.4, polyglycol ether 0.3-0.4, auxiliary agent 1-2;

Described auxiliary agent is made by the raw material of following weight portion: kaolin 7-9, clay 5-8, zirconium English powder 4-6, barium monoxide 2-3, aluminium hydroxide 2-3, nylon 12 14-16, triethyl citrate 2-3, acetic acid 1-2; First preparation method puts into ball mill by kaolin, clay, zirconium English powder, barium monoxide, aluminium hydroxide, wears into 100-140 object powder, mixes; Then nylon 12 is heated to soften, adds all the other residual componentss to stir after 15-25 minute and add mixed-powder, send into double screw extruder granulation, obtain particulate material; Finally particulate material is put into flour mill and pulverize, obtain.

The pliable and tough oil filter filter paper that a kind of filtering efficiency of the present invention is high, by following concrete steps, made:

(1) aluminium oxide, cerium oxide, lithopone, nano titanium oxide are mixed, grind to form 50-100 object powder, add silane coupler YDH-151, with the speed of 850-950 rev/min, stir 25-30 minute, then 110-120 ℃ dry 1.5-2.5 hour stand-by;

(2) flax pulp, mulberry root bark pulp are put into hydrabrusher size degradation, then through beater, beating consistency is controlled at 6.0-6.6%, makes slurry;

(3) compound of step (1) is added in slurry, add linseed oil, polyglycol ether, be heated to 65-75 ℃, stir, add appropriate water size mixing to solid content be 2.5-3.5%, the slurry mixing up, after forming web moulding, aspirates dehydration to the l Water Paper after moulding under the vacuum condition of 0.05-0.08Mpa;

(4) all the other residual componentss are mixed, dilute with water, then heating, temperature is controlled at 60-70 ℃, boils 50-60 minute, and insulation 25-30 minute, is warming up to 70-75 ℃, stirs and makes dipping emulsion; (5) with spreader, make the even dipping emulsion of paper after step (3) dehydration, then will in paper electric drying oven with forced convection flood, dry 4-5min, finally on polisher, be dried 6-10min, after taking-up and get final product.

The invention has the beneficial effects as follows: the maceration extract that the present invention uses has very strong caking property and film forming, can strengthen the dry wet strength of filter paper after dipping, and toughness, has improved cleaner filtering efficiency; Add auxiliary agent, safety and environmental protection, has good resistance to water and oil resistivity; By the combination of ceramic material and filter paper, durable, filter effective, advantages of good adsorption effect.

The specific embodiment

Below by instantiation, the present invention is described in detail.

The pliable and tough oil filter filter paper that filtering efficiency is high, by following weight portion (kilogram) raw material make: flax pulp 45, mulberry root bark pulp 53, aluminium oxide 2, cerium oxide 1, lithopone 2, nano titanium oxide 3, silane coupler YDH-151 0.5, chitin 0.3, xanthans 0.4, gum rosin 6, tapioca 1, emulsion acrylic resin 5, linseed oil 0.2, polyglycol ether 0.3, auxiliary agent 1;

Described auxiliary agent by following weight portion (kilogram) raw material make: kaolin 7, clay 5, zirconium English powder 4, barium monoxide 2, aluminium hydroxide 2, nylon 12 14, triethyl citrate 2, acetic acid 1; First preparation method puts into ball mill by kaolin, clay, zirconium English powder, barium monoxide, aluminium hydroxide, wears into 100-140 object powder, mixes; Then nylon 12 is heated to soften, adds all the other residual componentss to stir after 15-25 minute and add mixed-powder, send into double screw extruder granulation, obtain particulate material; Finally particulate material is put into flour mill and pulverize, obtain.

The pliable and tough oil filter filter paper that a kind of filtering efficiency of the present invention is high, by following concrete steps, made:

(1) aluminium oxide, cerium oxide, lithopone, nano titanium oxide are mixed, grind to form 50-100 object powder, add silane coupler YDH-151, with the speed of 850-950 rev/min, stir 25-30 minute, then 110-120 ℃ dry 1.5-2.5 hour stand-by;

(2) flax pulp, mulberry root bark pulp are put into hydrabrusher size degradation, then through beater, beating consistency is controlled at 6.0-6.6%, makes slurry;

(3) compound of step (1) is added in slurry, add linseed oil, polyglycol ether, be heated to 65-75 ℃, stir, add appropriate water size mixing to solid content be 2.5-3.5%, the slurry mixing up, after forming web moulding, aspirates dehydration to the l Water Paper after moulding under the vacuum condition of 0.05-0.08Mpa;

(4) all the other residual componentss are mixed, dilute with water, then heating, temperature is controlled at 60-70 ℃, boils 50-60 minute, and insulation 25-30 minute, is warming up to 70-75 ℃, stirs and makes dipping emulsion; (5) with spreader, make the even dipping emulsion of paper after step (3) dehydration, repeated multiple times, to dipping emulsion, use up, then will in paper electric drying oven with forced convection flood, dry 4-5min, finally on polisher, be dried 6-10min, after taking-up and get final product.

After testing, bursting strength 355 KPa of the filter paper that the present invention makes, Air permenbility 85-90 L/m ²between s, maximum diameter of hole is 75 μ m, and average pore size is 55 μ m, filter efficiency 93.6%.

Claims (2)

1. the pliable and tough oil filter filter paper that filtering efficiency is high, it is characterized in that, by the raw material of following weight portion, made: flax pulp 45-49, mulberry root bark pulp 53-57, aluminium oxide 2-3, cerium oxide 1-2, lithopone 2-3, nano titanium oxide 3-4, silane coupler YDH-151 0.5-1, chitin 0.3-0.5, xanthans 0.4-0.5, gum rosin 6-8, tapioca 1-2, emulsion acrylic resin 5-6, linseed oil 0.2-0.4, polyglycol ether 0.3-0.4, auxiliary agent 1-2;

Described auxiliary agent is made by the raw material of following weight portion: kaolin 7-9, clay 5-8, zirconium English powder 4-6, barium monoxide 2-3, aluminium hydroxide 2-3, nylon 12 14-16, triethyl citrate 2-3, acetic acid 1-2; First preparation method puts into ball mill by kaolin, clay, zirconium English powder, barium monoxide, aluminium hydroxide, wears into 100-140 object powder, mixes; Then nylon 12 is heated to soften, adds all the other residual componentss to stir after 15-25 minute and add mixed-powder, send into double screw extruder granulation, obtain particulate material; Finally particulate material is put into flour mill and pulverize, obtain.

2. the high pliable and tough oil filter filter paper of a kind of filtering efficiency according to claim 1, is characterized in that, by following concrete steps, is made:

(1) aluminium oxide, cerium oxide, lithopone, nano titanium oxide are mixed, grind to form 50-100 object powder, add silane coupler YDH-151, with the speed of 850-950 rev/min, stir 25-30 minute, then 110-120 ℃ dry 1.5-2.5 hour stand-by;

(2) flax pulp, mulberry root bark pulp are put into hydrabrusher size degradation, then through beater, beating consistency is controlled at 6.0-6.6%, makes slurry;

(3) compound of step (1) is added in slurry, add linseed oil, polyglycol ether, be heated to 65-75 ℃, stir, add appropriate water size mixing to solid content be 2.5-3.5%, the slurry mixing up, after forming web moulding, aspirates dehydration to the l Water Paper after moulding under the vacuum condition of 0.05-0.08Mpa;

(4) all the other residual componentss are mixed, dilute with water, then heating, temperature is controlled at 60-70 ℃, boils 50-60 minute, and insulation 25-30 minute, is warming up to 70-75 ℃, stirs and makes dipping emulsion; (5) with spreader, make the even dipping emulsion of paper after step (3) dehydration, then will in paper electric drying oven with forced convection flood, dry 4-5min, finally on polisher, be dried 6-10min, after taking-up and get final product.