阅读说明：本技术 一种新型橡胶卫生防护地垫及其制备方法 (Novel rubber sanitary protection floor mat and preparation method thereof ) 是由 逄锦辉 于 2020-06-24 设计创作，主要内容包括：本发明涉及防护地垫的技术领域,公开了一种新型橡胶卫生防护地垫及其制备方法,包括以下重量份的原料：1#标准天然橡胶65-75份,丁苯橡胶25-35份,白炭黑40-50份,硫酸钡35-45份,载银抗菌剂2-3份,氧化锌3-5份,硬脂酸1-3份,硫磺1-3份,环保促进剂2-4份,环烷油8-12份,防老剂1-3份,无机颜料2-5份。该防护地垫安全性和耐热性极高,稳定性也极好,采用耐腐蚀和杀菌消毒配方,产品使用过程中不会因环境变化造成橡胶腐蚀和霉变现象。(The invention relates to the technical field of protective ground mats, and discloses a novel rubber sanitary protective ground mat and a preparation method thereof, wherein the novel rubber sanitary protective ground mat comprises the following raw materials in parts by weight: 65-75 parts of No. 1 standard natural rubber, 25-35 parts of styrene butadiene rubber, 40-50 parts of white carbon black, 35-45 parts of barium sulfate, 2-3 parts of silver-loaded antibacterial agent, 3-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of sulfur, 2-4 parts of environment-friendly accelerator, 8-12 parts of naphthenic oil, 1-3 parts of anti-aging agent and 2-5 parts of inorganic pigment. The protective ground mat is extremely high in safety and heat resistance, and extremely good in stability, adopts a corrosion-resistant and sterilization formula, and avoids rubber corrosion and mildew caused by environmental changes in the using process of the product.)

1. A novel rubber sanitary protection ground mat is characterized by comprising the following raw materials in parts by weight:

65-75 parts of No. 1 standard natural rubber, 25-35 parts of styrene butadiene rubber, 40-50 parts of white carbon black, 35-45 parts of barium sulfate, 2-3 parts of silver-loaded antibacterial agent, 3-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of sulfur, 2-4 parts of environment-friendly accelerator, 8-12 parts of naphthenic oil, 1-3 parts of anti-aging agent and 2-5 parts of inorganic pigment.

2. The novel rubber sanitary protection floor mat as claimed in claim 1, wherein the styrene-butadiene rubber is non-pollution type styrene-butadiene rubber 1502.

3. The novel rubber sanitary protection floor mat as claimed in claim 2, wherein the zinc oxide is indirect zinc oxide.

4. A novel rubber sanitary protection mat as claimed in claim 3, wherein the anti-aging agent is anti-aging agent 2246.

5. The novel rubber sanitary protection floor mat as claimed in claim 4, which is characterized by comprising the following raw materials in parts by weight: 70 parts of No. 1 standard natural rubber, 150230 parts of styrene butadiene rubber, 45 parts of white carbon black, 40 parts of barium sulfate, 2.5 parts of silver-loaded antibacterial agent, 4 parts of indirect-process zinc oxide, 1 part of stearic acid, 1.8 parts of sulfur, 2 parts of environment-friendly accelerator, 10 parts of naphthenic oil, 22461.5 parts of anti-aging agent and 3 parts of inorganic pigment.

6. A process for preparing a novel rubber sanitary protection floor mat as claimed in any one of claims 1 to 5, which comprises the steps of:

s1, batching: weighing the raw materials in parts by weight, removing impurities, and respectively storing;

s2 banburying: putting the No. 1 standard natural rubber and styrene butadiene rubber into an internal mixer, carrying out internal mixing for 2-3min, adding a silver-loaded antibacterial agent, continuously mixing for 2-3min, sequentially adding an auxiliary agent, powder and oil, and keeping the mixing temperature at 90-120 ℃ to obtain a mixed rubber material;

s3 blanking: taking the mixed rubber material in the S2 as a primary mixed rubber sheet with the thickness of 6-8mm, and storing the primary mixed rubber sheet for 24-36 hours in an isolated manner by adopting clean polyester cloth for later use;

s4 cooking: the primarily mixed film after being stored in the S3 in an isolated way is heated, and a thin film with the thickness of 5-6mm is laid for storage and standby;

s5 bonding: cutting the flannelette and the thin film in the S4 into corresponding sizes, and coating a layer of natural latex adhesive cement with the thickness of 0.4-0.6mm on one surface of the flannelette, which is bonded with the thin film; laminating the thin film and the flannelette for molding, and compacting by adopting a calender to prepare a semi-finished product;

s6 vulcanization: and (4) adjusting the temperature of the vulcanizing machine to 145 ℃, preheating the mold for 30min after the temperature is reached, and filling the semi-finished product in S5 into a mold for vulcanization after the temperature of the mold is reached to obtain a finished product.

Technical Field

The invention relates to the technical field of protective ground mats, in particular to a novel rubber sanitary protective ground mat and a preparation method thereof.

Background

The floor mat is generally used at the doorway of various entrance doors, and the anti-skid floor mat can prevent water in a toilet from entering a living area; the protective floor mat can help to eliminate various dust and impurities carried on the shoes, scrape sand and remove dirt, and prevent the dust from being brought into a room to cause pollution.

The ground mat adopts the rubber material processing to make more, but the rubber ground mat heat resistance among the prior art, corrosion resistance, poor stability, bactericidal effect is not good, and easily causes the rubber to corrode or milden and rot the phenomenon, influences the result of use of ground mat.

Disclosure of Invention

The invention aims to solve the technical problem of providing a novel rubber sanitary protection ground mat and a preparation method thereof, wherein the protection ground mat has extremely high safety and heat resistance and excellent stability, adopts a corrosion-resistant and sterilization formula, and cannot cause rubber corrosion and mildew due to environmental change in the using process of the product.

The technical scheme of the invention is realized as follows: a novel rubber sanitary protection ground mat comprises the following raw materials in parts by weight:

65-75 parts of No. 1 standard natural rubber, 25-35 parts of styrene butadiene rubber, 40-50 parts of white carbon black, 35-45 parts of barium sulfate, 2-3 parts of silver-loaded antibacterial agent, 3-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of sulfur, 2-4 parts of environment-friendly accelerator, 8-12 parts of naphthenic oil, 1-3 parts of anti-aging agent and 2-5 parts of inorganic pigment.

As a preferred embodiment, the styrene-butadiene rubber is non-pollution type styrene-butadiene rubber 1502.

In a preferred embodiment, the zinc oxide is indirect zinc oxide.

In a preferred embodiment, the anti-aging agent is anti-aging agent 2246.

As a preferred embodiment, the feed comprises the following raw materials in parts by weight: 70 parts of No. 1 standard natural rubber, 150230 parts of styrene butadiene rubber, 45 parts of white carbon black, 40 parts of barium sulfate, 2.5 parts of silver-loaded antibacterial agent, 4 parts of indirect-process zinc oxide, 1 part of stearic acid, 1.8 parts of sulfur, 2 parts of environment-friendly accelerator, 10 parts of naphthenic oil, 22461.5 parts of anti-aging agent and 3 parts of inorganic pigment.

A preparation method of a novel rubber sanitary protection ground mat comprises the following steps:

s1, batching: weighing the raw materials in parts by weight, removing impurities, and respectively storing;

s2 banburying: putting the No. 1 standard natural rubber and styrene butadiene rubber into an internal mixer, carrying out internal mixing for 2-3min, adding a silver-loaded antibacterial agent, continuously mixing for 2-3min, sequentially adding an auxiliary agent, powder and oil, and keeping the mixing temperature at 90-120 ℃ to obtain a mixed rubber material;

s3 blanking: taking the mixed rubber material in the S2 as a primary mixed rubber sheet with the thickness of 6-8mm, and storing the primary mixed rubber sheet for 24-36 hours in an isolated manner by adopting clean polyester cloth for later use;

s4 cooking: the primarily mixed film after being stored in the S3 in an isolated way is heated, and a thin film with the thickness of 5-6mm is laid for storage and standby;

s5 bonding: cutting the flannelette and the thin film in the S4 into corresponding sizes, and coating a layer of natural latex adhesive cement with the thickness of 0.4-0.6mm on one surface of the flannelette, which is bonded with the thin film; laminating the thin film and the flannelette for molding, and compacting by adopting a calender to prepare a semi-finished product;

s6 vulcanization: and (4) adjusting the temperature of the vulcanizing machine to 145 ℃, preheating the mold for 30min after the temperature is reached, and filling the semi-finished product in S5 into a mold for vulcanization after the temperature of the mold is reached to obtain a finished product.

By adopting the technical scheme, silver and zinc metal ions with broad-spectrum antibacterial action are uniformly distributed in a silicate structure with durable performance in a stable form, so that particles with antibacterial action are formed and belong to inorganic substances, and therefore, the safety and heat resistance are extremely high, and the stability is also extremely good; because the silicate used as the antibacterial agent carrier has excellent affinity with the rubber, the antibacterial agent and the rubber form a uniform and stable structure through a reasonable process, and a high-efficiency and durable sterilization effect is achieved; because the rubber adopts a formula of corrosion resistance and sterilization, the phenomena of rubber corrosion and mildew caused by environmental change can be avoided in the using process of the product.

The product has special functions of cleaning sole, sterilizing, preventing virus and bacteria transmission, protecting environment, etc.; the product is compounded by rubber and flannelette, is soft and comfortable, nontoxic and tasteless, environment-friendly and sanitary, does not irritate skin, and can be widely used in civil and public health places with higher requirements on medical health, families, schools and environmental protection.

Detailed Description

The following further describes the embodiments of the present invention. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The present invention is further described to enable those skilled in the art to better practice the invention.

A novel rubber sanitary protection ground mat comprises the following raw materials in parts by weight:

65-75 parts of No. 1 standard natural rubber, 25-35 parts of styrene butadiene rubber, 40-50 parts of white carbon black, 35-45 parts of barium sulfate, 2-3 parts of silver-loaded antibacterial agent, 3-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of sulfur, 2-4 parts of environment-friendly accelerator, 8-12 parts of naphthenic oil, 1-3 parts of anti-aging agent and 2-5 parts of inorganic pigment.

The styrene-butadiene rubber adopts non-pollution styrene-butadiene rubber 1502;

the zinc oxide adopts indirect method;

the anti-aging agent is anti-aging agent 2246.