CN112545923A

CN112545923A - Stock solution of pet wet tissue and preparation method thereof

Info

Publication number: CN112545923A
Application number: CN202011616654.9A
Authority: CN
Inventors: 李恒; 张雨菲; 陈旭; 葛春; 区升举
Original assignee: Hangzhou Zheda Feimiao Test Technology Co ltd
Current assignee: Hangzhou Zheda Feimiao Test Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-03-26

Abstract

The invention relates to a stock solution of a pet wet tissue and a preparation method thereof, wherein the stock solution of the pet wet tissue comprises the following components in percentage by mass: 10-30% of polypropylene glycol, 1-5% of polylysine, 1-5% of hydroxymethyl chitosan, 1-3% of triethanolamine oleate, 1-2% of an organic silicon defoamer and the balance of deionized water. The preparation method comprises the steps of uniformly mixing polypropylene glycol, an organic silicon defoamer and deionized water, then adding polylysine, hydroxymethyl chitosan and triethanolamine oleate, uniformly mixing to obtain a wet tissue stock solution, finally diluting by 30-100 times with deionized water, and soaking the wet tissue carrier in the wet tissue stock solution. The pet wet tissue prepared by the invention has the advantages of strong decontamination capability, good sterilization effect, soft formula, no stimulation, no influence on human bodies and pet skin, simple preparation method, low raw material cost and good market prospect.

Description

Stock solution of pet wet tissue and preparation method thereof

Technical Field

The invention relates to a stock solution of a pet wet tissue and a preparation method of the stock solution of the pet wet tissue, and belongs to the technical field of cleaning wet tissues.

Background

As more and more people are fed pets, it is always a problem that more and more people are faced with the problem of cleaning the pet, especially with more hairy pets, such as dogs and cats. Generally, it takes a lot of time to clean the pet with a lot of hair, and a large amount of expenses are generated when the pet is sent to a pet store. If the pet is not cleaned, in hot summer, a lot of bacteria and even germs can be bred on the hair, and meanwhile, the skin air permeability is poor due to more hair, and dust is difficult to wash. In daily life, people and pets often play together, germs are contacted with human bodies to influence the health of the human bodies, and daily cleaning of the pets is indispensable.

The cleaning of the pet comprises daily combing, maintenance, bathing and the like to clean and tidy the hair, eyes, ears, feet and other body parts of the pet. The work can ensure the health of the pet, so that the pet can spend every day more comfortably and more vigorously, and therefore, the pet cleaning and nursing tool is an indispensable matter in the life of the pet, and how to clean and nurse the pet most scientifically and accurately becomes a headache for people. Generally, in addition to controlling the range of activity of a pet, the most effective approach is to pay attention to daily hygiene, and since the pet cannot take care of the pet, the owner of the pet needs products such as wet tissues of the pet, and the like, so that the problem of hygiene of the pet can be solved in a short time by solving some small conditions such as dust or oil stain when the pet is played outdoors.

Chinese patent document CN107822926A (application number: 201711357579.7) discloses a stock solution component of a pet wet tissue and a wet tissue preparation method, wherein the stock solution in the preparation method consists of dodecyl betaine, fatty alcohol-polyoxyethylene ether and fatty alcohol-polyoxyethylene ether sodium sulfate, and as only three surfactants are used in combination, the raw material mainly aims at oil stains and chlorophyll, and the sterilization effect is general.

Chinese patent application CN105213246A (application No. 201510440414.0) discloses a pet deodorizing and deodorizing wet tissue, which adopts non-woven fabric as a carrier of a pet deodorizing and deodorizing cleaning solution, wherein the weight ratio of the pet deodorizing and deodorizing cleaning solution to the carrier is 3-3.5: 1; the clean and odor-removing cleaning solution for pets comprises the following components in percentage by weight: 201% -3% of sodium dodecyl sulfate, sodium cocoyl amphoacetate or polysorbate; 1% -5% of propylene glycol, glyceryl polyether-26 or dipropylene glycol; 0.1% -3% of plant extract; PEG-75 lanolin, polysiloxane quaternary ammonium salt-17 or dimethyl siloxane 0.1-3%; 0.2% of daily chemical essence; 0.3 to 0.6 percent of phenoxyethanol, polyamino propyl biguanide or benzalkonium chloride; 0.1% of EDTA disodium; 0.1 to 1 percent of citric acid; 84.1 to 97.1 percent of deionized water. The pet deodorizing and odor-removing wet tissue contains a plurality of components and is mainly used for smoothing hair and removing odor.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the pet wet tissue stock solution with strong decontamination capability and good sterilization effect, the preparation method of the pet wet tissue stock solution, the pet wet tissue and the preparation method of the pet wet tissue.

The invention provides a technical scheme for solving the technical problems, which comprises the following steps: the pet wet tissue stock solution is characterized in that: the composite material comprises the following components in percentage by mass: 10-30% of polypropylene glycol, 1-5% of polylysine, 1-5% of hydroxymethyl chitosan, 1-3% of triethanolamine oleate, 1-2% of an organic silicon defoamer and the balance of deionized water.

Preferably, the polypropylene glycol is contained in an amount of 10 to 20% by mass.

Preferably, the polylysine is present in an amount of 3 to 5% by weight.

Preferably, the content of the hydroxymethyl chitosan is 2-4% by mass.

The polylysine is epsilon-poly-L-lysine, alpha-poly-L-lysine or alpha-poly-D-lysine,

the polypropylene glycol is PPG200, PPG400 or PPG 600.

The silicone defoamer is propylene glycol block silicone.

The invention provides another technical scheme for solving the technical problems, which comprises the following steps: a preparation method of a stock solution of a pet wet tissue comprises the steps of uniformly mixing polypropylene glycol, an organic silicon defoamer and deionized water, and then adding polylysine, hydroxymethyl chitosan and triethanolamine oleate for uniform mixing.

The invention provides another technical scheme for solving the technical problems, which comprises the following steps: the preparation process of wet pet tissue includes diluting pet tissue liquid with deionized water in 30-100 times and soaking the wet tissue carrier.

The wet tissue carrier is non-woven fabric or wet-strength paper.

The invention provides another technical scheme for solving the technical problems, which comprises the following steps: a pet wet tissue prepared from the pet wet tissue stock solution.

The polypropylene glycol product is non-volatile and non-corrosive, has good water solubility and excellent lubricating property and moisture retention property, can be used as an antistatic agent, a softening agent and the like, and is preferably PPG200 and PPG 400.

Polylysine is a linear polymer of lysine, has good bactericidal ability and thermal stability, is not affected by pH, is stable to heat (120 deg.C, 20 min), and can inhibit thermophilic bacteria, so it can be heat treated after being added. The polylysine is rich in cations, has strong electrostatic acting force with substances with anions, has good penetrating power to biological membranes, can be used as a carrier of certain medicines, and can improve the curative effect of the medicines. The polylysine has a wide antibacterial spectrum and an obvious inhibitory effect on most microorganisms.

The hydroxymethyl chitosan is a water-soluble chitosan derivative, has strong antibacterial property and stable property, has a fresh-keeping effect, and is an amphoteric polyelectrolyte. Carboxymethyl chitosan and its derivatives have anti-infection effect of different degrees, and chitosan hexa-glycan is the strongest. The micromolecular chitosan has the functions of ammonium protonation, wherein the ammonium protonation and the cell membrane with negative charges of bacteria can adsorb and aggregate the bacteria, and simultaneously penetrate through cell walls to enter cells, disturb the metabolism and synthesis of the bacteria and have antibacterial effect. The two bactericides of hydroxymethyl chitosan and polylysine are used together, the sterilizing effect is better than that of a single bactericide, the synergistic effect is obvious, the bacteriostatic ability of the bactericide can be greatly improved, the service cycle is prolonged, the chemical property is stable, the corrosivity is low, and the influence of the hardness of organic matters and water is low.

The triethanolamine oleate serving as a nonionic surfactant is added into the solution, so that the number of micelles in the solution is increased, the better foam stabilizing effect is realized on an anionic surfactant, the thickening effect of the triethanolamine oleate is particularly obvious when the anionic surfactant is acidic, the triethanolamine oleate can be compatible with various surfactants, and the triethanolamine oleate has the performances of wetting, penetration decontamination, hard water resistance, cleaning and antistatic property. When the nonionic surfactant and the cationic surfactant are compounded, the branched nonionic surfactant has good permeability, and the cationic surfactant can penetrate through cell walls of pathogenic bacteria, so that the bactericidal effect of the cationic surfactant is synergistic.

The organic silicon defoamer is a white viscous emulsion, the main component of which is silicon oil which is a nonvolatile oily liquid at normal temperature, is insoluble or has low solubility in water, animal and vegetable oil and mineral oil, and can resist high temperature and low temperature, has inert chemical properties, stable physical properties and no biological activity; the main active component is linear polysiloxane which can keep liquid state at room temperature and is taken as an active agent, and the linear polysiloxane has three functions of breaking bubbles, defoaming and inhibiting bubbles. The organic silicon defoamer has wide application range, small surface tension, good thermal stability and chemical stability and strong defoaming capability, and propylene glycol block organic silicon is preferably selected.

The invention has the positive effects that:

(1) the pet wet tissue stock solution disclosed by the invention has the advantages that the components and the proportion of the stock solution are reasonably designed, so that the comprehensive performance of the pet wet tissue is better, the polylysine and the hydroxymethyl chitosan are combined to use, the sterilization and disinfection effects are very strong, the triethanolamine oleate is alkalescent, the pH value can be adjusted, the synergistic effect on the sterilization effect of the cationic surfactant is realized, the dirt on pets can be effectively removed, and the strong sterilization effect is realized. The formula is soft and non-irritant, and has no influence on human body and pet skin. The wet tissue prepared from the pet wet tissue stock solution has the advantages of simple preparation method, low raw material cost and good market prospect.

(2) The pH value of the diluted stock solution of the pet wet tissue is neutral and weakly alkaline, is closer to the pH value of pet fur, cannot cause the pH imbalance of pet epidermis, avoids the reduction of the immunity of pets caused by using the wet tissue, and solves the defect that the pet wet tissue damages the fur and simultaneously causes the pets to be more susceptible to diseases.

(3) The pet wet tissue has strong sterilization capability of the stock solution, and no additional sterilization process is needed in the production process.

Detailed Description

The present invention is described in detail below by way of examples, it should be noted that the following examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention, and those skilled in the art can make some insubstantial modifications and adaptations of the present invention based on the above-described disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art.

Example 1

The pet wet tissue stock solution comprises the following components in percentage by mass: 15.0% of polypropylene glycol (PPG 400), 4.0% of polylysine, 3.0% of hydroxymethyl chitosan, 2.0% of triethanolamine oleate, 1.0% of an organic silicon defoamer (propylene glycol block organic silicon) and 75.0% of deionized water.

The preparation method of the pet wet tissue of the embodiment comprises the following steps:

firstly, adding polypropylene glycol, an organic silicon defoamer and deionized water into a stirring container, continuously stirring until the raw materials are dissolved,

continuously adding polylysine, hydroxymethyl chitosan and triethanolamine oleate to dissolve completely, mixing uniformly to obtain stock solution, diluting the stock solution by 100 times for use,

and finally, soaking the spunlace non-woven fabric in a diluent which is diluted by 100 times to obtain the pet wet tissue.

Example 2

The pet wet tissue stock solution comprises the following components in percentage by mass: 10.0% of polypropylene glycol (PPG 400), 2.0% of polylysine, 1.5% of hydroxymethyl chitosan, 2.0% of triethanolamine oleate, 1.0% of an organic silicon defoamer (propylene glycol block organic silicon) and 83.5% of deionized water.

continuously adding polylysine, hydroxymethyl chitosan and triethanolamine oleate to dissolve completely, mixing uniformly to obtain stock solution, diluting the stock solution by 50 times for later use,

and finally, soaking the spunlace non-woven fabric in a diluent which is diluted by 50 times to obtain the pet wet tissue.

Example 3

The pet wet tissue stock solution comprises the following components in percentage by mass: 10.0% of polypropylene glycol (PPG 400), 1.0% of polylysine, 1.0% of hydroxymethyl chitosan, 2.0% of triethanolamine oleate, 1.0% of an organic silicon defoamer (propylene glycol block organic silicon) and 85.0% of deionized water.

continuously adding polylysine, hydroxymethyl chitosan and triethanolamine oleate to dissolve completely, mixing uniformly to obtain stock solution, diluting the stock solution by 30 times for use,

and finally, soaking the spunlace non-woven fabric in a diluent which is diluted by 30 times to obtain the pet wet tissue.

Example 4

The pet wet tissue stock solution comprises the following components in percentage by mass: 13.0% of polypropylene glycol (PPG 200), 1.0% of polylysine, 2.0% of hydroxymethyl chitosan, 2.5% of triethanolamine oleate, 1.5% of an organic silicon defoamer (propylene glycol block organic silicon) and 80.0% of deionized water.

Example 5

The pet wet tissue stock solution comprises the following components in percentage by mass: 12.0 percent of polypropylene glycol (PPG 200), 3.0 percent of polylysine, 2.0 percent of hydroxymethyl chitosan, 1.0 percent of triethanolamine oleate, 2.0 percent of organic silicon defoamer (propylene glycol block organic silicon) and 80.0 percent of deionized water.

Example 6

The pet wet tissue stock solution comprises the following components in percentage by mass: 12.0% of polypropylene glycol (PPG 200), 2.0% of polylysine, 2.0% of hydroxymethyl chitosan, 1.5% of triethanolamine oleate, 1.0% of an organic silicon defoamer (propylene glycol block organic silicon) and 81.5% of deionized water.

The chemical reagents used in the invention are all purchased reagents without special description, and the concentration is chemical purity.

To verify the effect of the pet wipes prepared from the pet wipe stock solutions of examples 1 to 6, the pet wipes of examples 1 to 6 were tested. Biological monitoring evaluation is carried out on the pet wet tissue and the production environment sanitation standard and the disinfection effect thereof according to GB15979-2002 sanitary standard of disposable sanitary articles. The data are shown in table 1.

TABLE 1 Pet Wet towel Performance data sheet

Application example 1

In a room with 4 square meters, the humidity is set to be 85 percent, the temperature is set to be 30 ℃, the cat is normally fed with cat food and underground water, and the cat is cleaned once after 15 days of defecation. The forelimb of the cat was wiped daily with the wet tissue of example 1, and after 45 days, the fore and aft limb was observed for density of fine hairs, skin plaque, and the fore and aft limb hairs were taken while culturing bacteria. The results are shown in table 2:

TABLE 2 data Table of pets after using the wet wipes of example 1

Since bacteria are small and easy to breed under the damp and hot condition, the experiment is carried out under the environment of high humidity and high temperature. The results show that the forelimb of the wet tissue paper of example 1 has good protection effect on the skin, no skin bacterial plaque appears, the total number of bacteria is in the range of GB15979-2002, and the fur develops well. On the hind limb without wet tissue, colibacillus exceeds the standard, skin bacterial plaque appears twice, and 13% of fine hair is lost compared with the hind limb without wet tissue before the experiment.

Application example 2

In a room with 4 square meters, the humidity is set to be 85 percent, the temperature is set to be 30 ℃, the dog is normally fed with dog food and underground water, and the dog is cleaned once after 15 days of defecation. The forelimb of the cat was wiped with the wet tissue of example 6 every day, and after 45 days, the cat was stopped, and kept for another 45 days, and the fore and aft limbs were observed for the density of fine hairs, skin plaque, and the hair of the fore and aft limbs were taken while culturing bacteria. The results are shown in Table 3:

TABLE 3 Table of data after pets had used the wet wipes of example 6

The results show that the forelimb of the wet tissue paper of example 6 used continuously for 45 days has good protection effect on the skin, no skin plaque appears, the total number of bacteria is in the range of GB15979-2002, and the fur develops well. Once taken out of service, the protection is gradually lost, skin plaque appears after 45 days, and the total number of bacteria also rises to an excessive number. In contrast, when the hind limb of the wet tissue of example 6 was not used all the time, the escherichia coli continued to exceed the standard and increased continuously, the skin bacterial plaque increased gradually, the area increased, and more fine hair was lost compared with that before the experiment. The weak skin protection effect can still be achieved within 45 days after the wet tissue is used for a long time.

It should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious variations or modifications which fall within the spirit of the invention are intended to be covered by the scope of the present invention.

Claims

1. The pet wet tissue stock solution is characterized in that: the composite material comprises the following components in percentage by mass: 10-30% of polypropylene glycol, 1-5% of polylysine, 1-5% of hydroxymethyl chitosan, 1-3% of triethanolamine oleate, 1-2% of an organic silicon defoamer and the balance of deionized water.

2. The stock solution of pet wipes of claim 1, wherein: the polypropylene glycol accounts for 10-20% of the total mass of the composition.

3. The stock solution of pet wipes of claim 1, wherein: the mass percentage content of the polylysine is 3-5%.

4. The stock solution of pet wipes of claim 1, wherein: the content of the hydroxymethyl chitosan is 2-4% by mass.

5. The stock solution of pet wipes of any one of claims 1 to 4, wherein: the polylysine is epsilon-poly-L-lysine, alpha-poly-L-lysine or alpha-poly-D-lysine, and the polypropylene glycol is PPG200, PPG400 or PPG 600.

6. The stock solution of pet wipes of any one of claims 1 to 4, wherein: the silicone defoamer is propylene glycol block silicone.

7. A method of preparing a stock pet towelette as claimed in claim 1, wherein: after polypropylene glycol, an organic silicon defoamer and deionized water are uniformly mixed, polylysine, hydroxymethyl chitosan and triethanolamine oleate are added and uniformly mixed.

8. A preparation method of a pet wet tissue is characterized by comprising the following steps: diluting the stock solution of the pet wet wipe of claim 1 with deionized water by a factor of 30 to 100 prior to immersing the wet wipe carrier therein.

9. The method for preparing a wet wipe for pets according to claim 8, wherein: the wet tissue carrier is non-woven fabric or wet strength paper.

10. A pet towelette made from the stock pet towelette liquid of claim 1.