CN103689855A

CN103689855A - A kind of sterilizing and deodorizing durable leather shoes

Info

Publication number: CN103689855A
Application number: CN201310737418.6A
Authority: CN
Inventors: 王经典
Original assignee: Shishi Ant City Shoe & Clothing Co ltd
Current assignee: Shishi Ant City Shoe & Clothing Co ltd
Priority date: 2013-12-27
Filing date: 2013-12-27
Publication date: 2014-04-02
Anticipated expiration: 2033-12-27
Also published as: CN104983117B; CN104983117A; CN103689855B

Abstract

The invention discloses a pair of durable leather shoes with sterilization and deodorization, each leather shoe comprises a vamp and a sole, each sole comprises an outsole and an insole, and the vamp is made of natural leather; the insole is made of Haiboli, concave holes with uniform pore diameters are embedded in a sole area and a heel area of the insole, and traditional Chinese medicine blocks are arranged in the concave holes; the outsole material is a high-strength high-wear-resistance rubber foam material; the vamp and the outsole are adhered by glue or sewn by threads. The leather shoes have the advantages of simple structure, good air permeability, obvious moisture absorption, drying, sterilization and deodorization effects, comfortable wearing, economy, practicality, low cost and durability.

Description

The durable leather shoes of a kind of deodorization and sterilization

Technical field

The present invention relates to a kind of leather shoes, be specifically related to the durable leather shoes of a kind of deodorization and sterilization.

Background technology

Leather shoes are to take natural leather as vamp, and take leather or rubber, plastics, PU foaming, PVC etc. is sole, through processes moulding such as seam stitch the sole to the upper, gluing or injection mouldings.Because pin is the more flourishing position of the upper sweat gland of the person, wherein the most easily perspire in ball area and heel area, and sweat fermentation produces foul smell, and serious words can develop into beriberi, not only affect surrounding environment, and self also very itches unbearably.For this reason, the leather shoes of manufacturing a kind of ventilative, moisture absorption, sterilization, deodorizing and having good sanitation performance are the objects of pursuing in the industry always.But on market there is complex structure, cost is high, deodorization and sterilization effect is unsatisfactory deficiency in existing deodorization and sterilization leather shoes mostly, simultaneously, existing leather shoe sole also exist stretch and tearing strength low, the defect such as wear no resistance, has a strong impact on service life of leather shoes.

Summary of the invention

The object of the invention is to for the deficiencies in the prior art, provide effective, simple in structure, economical and practical, comfortable and easy to wear, the long-lived deodorization and sterilization of a kind of good permeability, hygroscopic desiccation and deodorization and sterilization durable leather shoes.

For achieving the above object, the technical solution used in the present invention is as follows:

The durable leather shoes of a kind of deodorization and sterilization of the present invention, are comprised of vamp and sole, and sole was comprised of the large end and shoe-pad, it is characterized in that, described vamp material is natural leather; Described insole material is that hypo is beautiful, and the ball area of shoe-pad and heel area are respectively embedded with 4-6 the uniform shrinkage pool in aperture, built-in Chinese medicine piece in hole; Described large bottom material is high-strength, high-anti-friction rubber expanded material; Described vamp and be glued or use suturing with thread management at large the end.

Wherein, described natural leather can be pigskin, ox-hide, sheepskin, horse skin or donkey hide.

Wherein, the preparation method of described Chinese medicine piece is as follows:

A, take the raw material of following weight portion: zeolite 10-15, attapulgite 5-10, medical stone 4-8, Nano silica sol 15-20, activated alumina 2-4, sodium carboxymethyl starch 1-3, coconut husk charcoal 3-5, aloe powder 2-3, jade powder 1-2, kuh-seng 2-3, luffa vine 1.5-2.5, rhizome of cyrtomium 1-2, rhizoma atractylodis 2-3, balsamine 3-4, golden cypress 0.5-1.5, camphortree leaf 1-2, Chinese gall 2-3, Chinese bulbul 2-3, wolf's milk 1-2, lemon peel 3-4, bunge pricklyash leaf 2-3;

B, get zeolite, attapulgite, medical stone and mix, the hydrochloric acid solution that is placed in concentration and is 15-20% soaks 0.5-1h, takes out and is washed with distilled water to neutrality, dries, and 720-750 ℃ of calcining 1-2h, is cooled to room temperature, pulverizes, and crosses 100-150 mesh sieve, stand-by;

C, get kuh-seng, luffa vine, rhizome of cyrtomium, rhizoma atractylodis, balsamine, golden cypress, camphortree leaf, Chinese gall, the Chinese bulbul, wolf's milk, lemon peel, bunge pricklyash leaf and mix, add 4-8 and doubly measure water boiling and extraction 1-2h, filter, filter residue adds 3-6 times of water gaging again, decoct and extract 0.5-1h, filter merging filtrate, be concentrated into the thick paste that relative density is 1.35-1.40, stand-by;

D, the powder that the above-mentioned thick paste making and step b are made stir, stand-by; E, get Nano silica sol and activated alumina, sodium carboxymethyl starch, coconut husk charcoal, aloe powder, jade powder stir, then the mixture that adds above-mentioned steps c to make, 1000-1500rpm high-speed stirred 20-30min, briquetting, every weight is 3-6g, dries.

Wherein, the solid content of described Nano silica sol is 40-45%.

Wherein, the preparation method of described high-strength, high-anti-friction rubber expanded material is as follows:

A, get the raw material of following weight portion: butadiene rubber 50-60, EVA 20-30, SEBS 10-15, Celogen Az 3-5, cumyl peroxide 2-4, sodium acid carbonate 4-8, blanc fixe 8-12, zinc oxide 2-3, stearic acid 1-2, calcining loess 10-15, nano-silicon nitride 5-10, high abrasion furnace carbon black N330 15-20, zinc stearate 1-2, calcium stearate 1-2, White Mineral Oil 20-30, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 1-3, accelerant N A-22 1-2, accelerant CZ 0.5-1.5, antioxidant NBC 2-3, antioxidant MB 1-2,

B, butadiene rubber is added in twin-roll plastic mixing mill, roller temperature is mixing 5-10min at 90-100 ℃, add again EVA, SEBS, White Mineral Oil, nano-silicon nitride, high wear-resistant carbon black, blanc fixe and calcining loess, mixing 4-6min, then add successively cumyl peroxide, Celogen Az, sodium acid carbonate, zinc oxide, stearic acid, zinc stearate, calcium stearate, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters, accelerant N A-22, accelerant CZ, antioxidant NBC, antioxidant MB, discharging after mixing 8-12min, after parking 12-24h, carry out moulded from foam moulding, press temperature is 160-180 ℃, press time is 10-15min, pressing pressure is 8-12MPa.

Beneficial effect of the present invention:

1, leather shoes shoe-pad ball area of the present invention and heel area are embedded with Chinese medicine piece, and this Chinese medicine piece has significant hygroscopic desiccation, deodorization and sterilization effect, can effectively prevent and treat the generation of beriberi, and without any side effects to human body, use safety;

2, the butadiene rubber of leather shoe outsole employing excellent in abrasion resistance of the present invention is major ingredient, utilizes SEBS, EVA, blanc fixe, nano-silicon nitride, calcining loess etc. to carry out modification to butadiene rubber, and SEBS can significantly improve the processing fluidity of butadiene rubber; EVA can make the mechanical property of expanded material improve, and adding of blanc fixe, nano-silicon nitride, calcining loess etc. can make the tearing strength of material and hardness rise; The expanded material flexibility that makes is out good, and intensity is high, and resilience is good, has excellent wear-resisting, high-low temperature resistant, endurance, the performance such as ageing-resistant, durable in use, the service life of greatly having improved leather shoes;

3, leather shoes of the present invention are simple in structure, and good permeability is comfortable and easy to wear, economical and practical, with low cost, has a extensive future.

Accompanying drawing explanation

Fig. 1 is the shape figure of leather shoes of the present invention.

Fig. 2 is the Shoe-pad structure figure of leather shoes of the present invention.

In figure:

1, vamp; 2, the large end; 3, shoe-pad; 4, ball area;

5, heel area; 6, shrinkage pool; 7, Chinese medicine piece.

The specific embodiment

Embodiment 1: the preparation of Chinese medicine piece:

(1) take the raw material of following weight (kg): zeolite 10, attapulgite 5, medical stone 4, Nano silica sol 15, activated alumina 24, sodium carboxymethyl starch 1, coconut husk charcoal 3, aloe powder 2, jade powder 1, kuh-seng 2, luffa vine 1.5, rhizome of cyrtomium 1, rhizoma atractylodis 2, balsamine 3, golden cypress 0.5, camphortree leaf 1, Chinese gall 2, the Chinese bulbul 2, wolf's milk 1, lemon peel 3, bunge pricklyash leaf 2;

(2) get zeolite, attapulgite, medical stone and mix, be placed in concentration and be 15% hydrochloric acid solution and soak 1h, take out and be washed with distilled water to neutrality, dry, 720 ℃ of calcining 2h, are cooled to room temperature, pulverize, and cross 100 mesh sieves, stand-by;

(3) getting kuh-seng, luffa vine, rhizome of cyrtomium, rhizoma atractylodis, balsamine, golden cypress, camphortree leaf, Chinese gall, the Chinese bulbul, wolf's milk, lemon peel, bunge pricklyash leaf mixes, add 4 times of amount water boiling and extraction 1h, filter, filter residue adds 3 times of water gagings again, decoct and extract 0.5h, filter merging filtrate, be concentrated into relative density and be 1.35 thick paste, stand-by;

(4) the powder above-mentioned thick paste making and step (2) being made stirs, stand-by;

(5) get Nano silica sol and activated alumina, sodium carboxymethyl starch, coconut husk charcoal, aloe powder, jade powder stirs, the mixture that then adds above-mentioned steps (4) to make, 1000rpm high-speed stirred 30min, briquetting, every weight is 3g, dries.

The solid content of above-mentioned Nano silica sol is 40%.

Embodiment 2: the preparation of Chinese medicine piece

(1) take the raw material of following weight (kg): zeolite 12, attapulgite 8, medical stone 6, Nano silica sol 18, activated alumina 3, sodium carboxymethyl starch 2, coconut husk charcoal 4, aloe powder 2.5, jade powder 1.5, kuh-seng 2.5, luffa vine 2, rhizome of cyrtomium 1.5, rhizoma atractylodis 2.5, balsamine 3.5, golden cypress 1, camphortree leaf 1.5, Chinese gall 2.5, the Chinese bulbul 2.5, wolf's milk 1.5, lemon peel 3.5, bunge pricklyash leaf 2.5;

(2) b gets zeolite, attapulgite, medical stone and mixes, and is placed in concentration and is 18% hydrochloric acid solution and soak 0.5h, takes out and is washed with distilled water to neutrality, dries, and 740 ℃ of calcining 1h, are cooled to room temperature, pulverize, and cross 120 mesh sieves, stand-by;

(3) getting kuh-seng, luffa vine, rhizome of cyrtomium, rhizoma atractylodis, balsamine, golden cypress, camphortree leaf, Chinese gall, the Chinese bulbul, wolf's milk, lemon peel, bunge pricklyash leaf mixes, add 6 times of amount water boiling and extraction 1.5h, filter, filter residue adds 4 times of water gagings again, decoct and extract 0.5h, filter merging filtrate, be concentrated into relative density and be 1.38 thick paste, stand-by;

(5) get Nano silica sol and activated alumina, sodium carboxymethyl starch, coconut husk charcoal, aloe powder, jade powder stirs, the mixture that then adds above-mentioned steps (4) to make, 1200rpm high-speed stirred 25min, briquetting, every weight is 5g, dries.

The solid content of above-mentioned Nano silica sol is 42%.

Embodiment 3: the preparation of Chinese medicine piece

(1) take the raw material of following weight (kg): zeolite 15, attapulgite 10, medical stone 8, Nano silica sol 20, activated alumina 4, sodium carboxymethyl starch 3, coconut husk charcoal 5, aloe powder 3, jade powder 2, kuh-seng 3, luffa vine 2.5, rhizome of cyrtomium 2, rhizoma atractylodis 3, balsamine 4, golden cypress 1.5, camphortree leaf 2, Chinese gall 3, the Chinese bulbul 3, wolf's milk 2, lemon peel 4, bunge pricklyash leaf 3;

(2) get zeolite, attapulgite, medical stone and mix, be placed in concentration and be 20% hydrochloric acid solution and soak 0.5h, take out and be washed with distilled water to neutrality, dry, 750 ℃ of calcining 1h, are cooled to room temperature, pulverize, and cross 150 mesh sieves, stand-by;

(3) getting kuh-seng, luffa vine, rhizome of cyrtomium, rhizoma atractylodis, balsamine, golden cypress, camphortree leaf, Chinese gall, the Chinese bulbul, wolf's milk, lemon peel, bunge pricklyash leaf mixes, add 8 times of amount water boiling and extraction 2h, filter, filter residue adds 6 times of water gagings again, decoct and extract 1h, filter merging filtrate, be concentrated into relative density and be 1.40 thick paste, stand-by;

(3) the powder above-mentioned thick paste making and step (2) being made stirs, stand-by;

(4) get Nano silica sol and activated alumina, sodium carboxymethyl starch, coconut husk charcoal, aloe powder, jade powder stirs, the mixture that then adds above-mentioned steps (4) to make, 1500rpm high-speed stirred 20min, briquetting, every weight is 6g, dries.

The solid content of above-mentioned Nano silica sol is 45%.

In embodiment 1-3, zeolite, attapulgite and medical stone mix, after pickling, calcination processing, can greatly improve absorption property, mix with the thick paste of the Chinese herbal medicine decocting liquid such as kuh-seng, luffa vine, rhizome of cyrtomium, rhizoma atractylodis, balsamine again, have bactericidal effect, last Nano silica sol, activated alumina, sodium carboxymethyl starch, coconut husk charcoal, aloe powder, the powder compound modified said mixture of jade, can significantly strengthen hygroscopic desiccation, sterilizing and deodorizing function; The Chinese medicine piece hygroscopic desiccation performance making is good, can remove fast stink, kill harmful bacteria and fungi,, suppress the breeding of harmful bacteria and fungi, and use safety, without any side effects to human body.

Embodiment 4: the preparation of high-strength, high-anti-friction rubber expanded material for leather shoe outsole

(1) get the raw material of following weight (kg): butadiene rubber 50, EVA 20, SEBS 10, Celogen Az 3, cumyl peroxide 2, sodium acid carbonate 4, blanc fixe 8, zinc oxide 2, stearic acid 1, calcining loess 10, nano-silicon nitride 5, high abrasion furnace carbon black N330 15, zinc stearate 1, calcium stearate 1, White Mineral Oil 20, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 1, accelerant N A-22 1, accelerant CZ 0.5, antioxidant NBC 2, antioxidant MB 1,

(2) butadiene rubber is added in twin-roll plastic mixing mill, roller temperature is mixing 10min at 90 ℃, add again EVA, SEBS, White Mineral Oil, nano-silicon nitride, high wear-resistant carbon black, blanc fixe and calcining loess, mixing 6min, then add successively cumyl peroxide, Celogen Az, sodium acid carbonate, zinc oxide, stearic acid, zinc stearate, calcium stearate, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters, accelerant N A-22, accelerant CZ, antioxidant NBC, antioxidant MB, discharging after mixing 12min, after parking 24h, carry out moulded from foam moulding, press temperature is 160 ℃, press time is 15min, pressing pressure is 8MPa.

Embodiment 5: the preparation of high-strength, high-anti-friction rubber expanded material for leather shoe outsole

(1) get the raw material of following weight (kg): butadiene rubber 55, EVA 25, SEBS 12, Celogen Az 4, cumyl peroxide 3, sodium acid carbonate 6, blanc fixe 10, zinc oxide 2.5, stearic acid 1.5, calcining loess 12, nano-silicon nitride 7, high abrasion furnace carbon black N330 18, zinc stearate 1.5, calcium stearate 1.5, White Mineral Oil 25, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 2, accelerant N A-22 1.5, accelerant CZ 1, antioxidant NBC 2.5, antioxidant MB 1.5,

(2) butadiene rubber is added in twin-roll plastic mixing mill, roller temperature is mixing 8min at 95 ℃, add again EVA, SEBS, White Mineral Oil, nano-silicon nitride, high wear-resistant carbon black, blanc fixe and calcining loess, mixing 5min, then add successively cumyl peroxide, Celogen Az, sodium acid carbonate, zinc oxide, stearic acid, zinc stearate, calcium stearate, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters, accelerant N A-22, accelerant CZ, antioxidant NBC, antioxidant MB, discharging after mixing 10min, after parking 24h, carry out moulded from foam moulding, press temperature is 170 ℃, press time is 12min, pressing pressure is 10MPa.

Embodiment 6: the preparation of high-strength, high-anti-friction rubber expanded material for leather shoe outsole

(1) get the raw material of following weight (kg): butadiene rubber 60, EVA 30, SEBS 15, Celogen Az 5, cumyl peroxide 4, sodium acid carbonate 8, blanc fixe 12, zinc oxide 3, stearic acid 2, calcining loess 15, nano-silicon nitride 10, high abrasion furnace carbon black N330 20, zinc stearate 2, calcium stearate 2, White Mineral Oil 30, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 3, accelerant N A-22 2, accelerant CZ 1.5, antioxidant NBC 3, antioxidant MB 2,

(2) butadiene rubber is added in twin-roll plastic mixing mill, roller temperature is mixing 5min at 100 ℃, add again EVA, SEBS, White Mineral Oil, nano-silicon nitride, high wear-resistant carbon black, blanc fixe and calcining loess, mixing 4min, then add successively cumyl peroxide, Celogen Az, sodium acid carbonate, zinc oxide, stearic acid, zinc stearate, calcium stearate, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters, accelerant N A-22, accelerant CZ, antioxidant NBC, antioxidant MB, discharging after mixing 8min, after parking 24h, carry out moulded from foam moulding, press temperature is 180 ℃, press time is 10min, pressing pressure is 12MPa.

In embodiment 4-6, it is major ingredient that expanded material adopts the butadiene rubber of excellent in abrasion resistance, utilizes SEBS, EVA, blanc fixe, nano-silicon nitride, calcining loess etc. to carry out modification to butadiene rubber, and SEBS can significantly improve the processing fluidity of butadiene rubber; EVA can make the mechanical property of expanded material improve, and adding of blanc fixe, nano-silicon nitride, calcining loess etc. can make the tearing strength of material and hardness rise; The expanded material flexibility that makes is out good, and intensity is high, and resilience is good, has excellent wear-resisting, high-low temperature resistant, endurance, the performance such as ageing-resistant, durable in use, the service life of greatly having improved leather shoes.

The performance test of the expanded material that embodiment 4-6 makes is as shown in table 1:

The expanded material that table 1 embodiment 4-6 makes and prior art performance test contrast

Test item	Embodiment 4	Embodiment 5	Embodiment 6	Prior art
					Hot strength (MPa)	8.2	8.8	7.8	6.4
Tearing strength (kNm ^-1）	25.6	26.2	24.5	19.7
					Hardness (A)	89.3	90.6	87.7	82.9
Elongation at break (%)	211.8	218.4	204.2	183.9
					Compression set (%)	18.2	17.4	19.5	22.6
AKRON wear and tear (cc/1000)	0.18	0.16	0.22	0.31

Embodiment 7: by reference to the accompanying drawings leather shoes of the present invention are described in detail

These leather shoes are comprised of vamp 1 and sole, and sole was comprised of the large end 2 and shoe-pad 3, and described vamp 1 material is ox-hide leather; Described shoe-pad 3 materials are that hypo is beautiful, and shoe-pad ball area 4 is embedded with 6 uniform shrinkage pools 6 in aperture, and heel area 5 is embedded with 4 uniform shrinkage pools 6 in aperture, the Chinese medicine piece 7 that the built-in embodiment 2 of shrinkage pool 6 makes; Described material of the large ends 2 is the high-strength, high-anti-friction rubber expanded material that embodiment 5 makes; Described vamp 1 and be glued or use suturing with thread management at large the end 2.

The above-mentioned leather shoes that make are simple in structure, good permeability, and hygroscopic desiccation and deodorization and sterilization effect are remarkable, comfortable and easy to wear, economical and practical, with low cost, durable in use.

Claims

1. A sterilizing and deodorizing durable leather shoe, consisting of a shoe upper (1) and a sole, the shoe sole is made of a large bottom (2) and an insole (3), characterized in that the material of the shoe upper (1) is natural leather ; The material of the insole (3) is Hai Boli, and the sole area (4) and the heel area (5) of the insole (3) are each buried with 4-6 concave holes (6) with uniform apertures, and the concave holes (6 ) with a built-in Chinese medicine block (7); the material of the outsole (2) is a high-strength and high-wear-resistant rubber foam material; the upper (1) and the outsole (2) are glued together or Sew with thread.

2. The sterilizing and deodorizing durable leather shoes according to claim 1, wherein the natural leather can be pigskin, cowhide, sheepskin, horsehide or donkey skin.

3. The sterilizing and durable smelly leather shoes according to claim 1, characterized in that, the preparation method of the Chinese medicine block (7) is as follows:

a. Weigh the following raw materials in parts by weight: zeolite 10-15, attapulgite 5-10, medical stone 4-8, nano-silica sol 15-20, activated alumina 2-4, sodium carboxymethyl starch 1- 3. Coconut shell charcoal 3-5, aloe vera powder 2-3, jade powder 1-2, flavescens 2-3, loofah vine 1.5-2.5, Guanzhong 1-2, atractylodes 2-3, impatiens 3-4 , Phellodendron 0.5-1.5, Camphor leaves 1-2, Galla chinensis 2-3, Pulsatilla 2-3, Dijin grass 1-2, Lemon peel 3-4, Pepper leaves 2-3;

b. Mix zeolite, attapulgite and medical stone evenly, soak in hydrochloric acid solution with a concentration of 15-20% for 0.5-1h, take it out, wash with distilled water until neutral, dry, and calcinate at 720-750°C for 1 -2h, cooled to room temperature, crushed, passed through 100-150 mesh sieve, and set aside;

c. Take Sophora flavescens, Luffa vine, Guanzhong, Atractylodes atractylodes, Impatiens, Cortex Phellodendri, Camphor leaves, Galla, Pulsatilla, Dijincao, lemon peel, and pepper leaves, mix them evenly, add 4-8 times the amount of water to decoct and extract 1 -2h, filter, add 3-6 times the amount of water to the filter residue, decoct and extract for 0.5-1h, filter, combine the filtrate, concentrate to a thick paste with a relative density of 1.35-1.40, and set aside;

d. Stir the thick paste prepared above and the powder prepared in step b evenly, and set aside;

e. Take nano-silica sol and activated alumina, sodium carboxymethyl starch, coconut shell charcoal, aloe vera powder, and jade powder and stir evenly, then add the mixture prepared in the above step d, stir at 1000-1500rpm at high speed for 20-30min, and briquetting , each piece weighs 3-6g, just dry it.

4. The sterilizing and deodorizing durable leather shoes according to claim 3, characterized in that, the solid content of the nano-silica sol is 40-45%.

5. The sterilizing and deodorizing durable leather shoes according to claim 1, characterized in that, the preparation method of the high-strength and high-wear-resistant rubber foam material is as follows:

a. Take the following raw materials by weight: butadiene rubber 50-60, EVA 20-30, SEBS 10-15, azodicarbonamide 3-5, dicumyl peroxide 2-4, sodium bicarbonate 4- 8. Precipitated barium sulfate 8-12, zinc oxide 2-3, stearic acid 1-2, calcined loess 10-15, nano silicon nitride 5-10, high wear-resistant carbon black N330 15-20, zinc stearate 1-2, calcium stearate 1-2, white mineral oil 20-30, isopropyl dioleate acyloxy (dioctyl phosphate acyloxy) titanate 1-3, accelerator NA-22 1 -2. Accelerator CZ 0.5-1.5, anti-aging agent NBC 2-3, anti-aging agent MB 1-2;

b. Add butadiene rubber into the double-roller plastic mixer, and mix for 5-10min at the temperature of the rollers at 90-100°C, then add EVA, SEBS, white mineral oil, nano-silicon nitride, high wear-resistant carbon black, precipitation Barium sulfate and calcined loess, knead for 4-6min, then add dicumyl peroxide, azodicarbonamide, sodium bicarbonate, zinc oxide, stearic acid, zinc stearate, calcium stearate, iso Propyl dioleic acid acyloxy (dioctyl phosphate acyloxy) titanate, accelerator NA-22, accelerator CZ, anti-aging agent NBC, anti-aging agent MB, discharge after mixing for 8-12 minutes, park for 12 After -24h, mold compression foaming is carried out, the pressing temperature is 160-180°C, the pressing time is 10-15min, and the pressing pressure is 8-12MPa.