阅读说明：本技术 小龙虾虾尾镀冰衣用密着剂及其在小龙虾虾尾镀冰衣上的应用方法 (Adhesion agent for crayfish tail ice coating and application method of adhesion agent in crayfish tail ice coating ) 是由 林永昌 向腾 周小颖 于 2020-12-29 设计创作，主要内容包括：本申请公开了一种小龙虾虾尾镀冰衣用密着剂及其在小龙虾虾尾镀冰衣上的应用方法。密着剂,以质量份数计,包含以下组分：普鲁兰多糖8～12份；黄原胶5～10份；瓜尔豆胶15～25份；绵白糖50～70份。将小龙虾虾尾放入密着剂溶液中进行浸泡,然后再对小龙虾虾尾进行镀冰衣,密着剂能够提高冰衣与小龙虾虾尾之间附着力,防止小龙虾虾尾与冰衣之间出现剥离,保证了冰衣的通透性,同时,冰衣也不易开裂和脱落,使得冰衣能够更好地保护小龙虾虾尾,保证了小龙虾虾尾的品质。(The application discloses an adhesion agent for plating an ice coating on the tail of a crayfish and an application method of the adhesion agent on the ice coating on the tail of the crayfish. The adhesive comprises the following components in parts by mass: 8-12 parts of pullulan; 5-10 parts of xanthan gum; 15-25 parts of guar gum; 50-70 parts of soft white sugar. Put into the adhesion agent solution with the crayfish tail and soak, then plate the ice clothing to the crayfish tail, the adhesion agent can improve adhesive force between ice clothing and the crayfish tail, prevents to appear peeling off between crayfish tail and the ice clothing, has guaranteed the permeability of ice clothing, and simultaneously, the ice clothing is also difficult for cracking and droing for the ice clothing can protect the crayfish tail better, has guaranteed the quality of crayfish tail.)

1. The adhesion agent for the crayfish tail ice coating is characterized by comprising the following components in parts by mass:

8-12 parts of pullulan;

5-10 parts of xanthan gum;

15-25 parts of guar gum;

50-70 parts of soft white sugar.

2. The adhesion agent for the crayfish tail ice coating as claimed in claim 1, which comprises the following components in parts by mass:

10 parts of pullulan;

10 parts of xanthan gum;

20 parts of guar gum;

60 parts of soft sugar.

3. An application method of an adhesive for a crayfish tail ice coating is characterized by comprising the following steps:

cleaning fresh crayfish;

cooking the cleaned crayfish;

taking out the cooked crayfish, and putting the cooked crayfish into ice water for cooling;

removing the head of the cooled crayfish, and reserving the tail of the crayfish;

rinsing the tail of the crayfish to remove dirt and oil stains;

preparing an adhesion agent into an adhesion agent solution, wherein the adhesion agent comprises the following components in parts by mass: 8-12 parts of pullulan polysaccharide, 5-10 parts of xanthan gum, 15-25 parts of guar gum and 50-70 parts of soft sugar;

pouring the rinsed crayfish tails into the adhesion agent solution for soaking, fishing out the crayfish tails after soaking for 2-3 minutes, and draining for 3 minutes;

putting the drained crayfish tails into a quick-freezing machine for quick-freezing for the first time, wherein the time for quick-freezing for the first time is 30 minutes, and the temperature for quick-freezing for the first time is-40 to-30 ℃;

and putting the crayfish tails subjected to primary quick freezing into an ice coating plating solution pool for primary ice coating plating, wherein the primary ice coating plating time is 40-50 seconds.

4. The application method as claimed in claim 3, wherein the adhesion agent comprises the following components in parts by mass: the pullulan gum comprises, by weight, 10 parts of pullulan polysaccharide, 10 parts of xanthan gum, 20 parts of guar gum and 60 parts of soft sugar.

5. The method of use of claim 3, wherein configuring the adhesion agent as an adhesion agent solution comprises:

and fully dissolving the adhesion agent in water at 2 ℃ according to the mass fraction of 1.5-2% to prepare the adhesion agent solution.

6. The method of use according to claim 5, wherein the adhesion agent is dissolved in water at 2 ℃ in a proportion of 2% by mass to prepare the adhesion agent solution.

7. The application method as claimed in claim 3, wherein the rinsed crayfish tails are poured into the binding agent solution for soaking, and the mass ratio of the crayfish tails to the binding agent solution is 1: 2 to 3.

8. The application method as claimed in claim 7, wherein the mass ratio of the crayfish tails to the binding agent solution is 1: 3.

9. the application method as claimed in claim 3, wherein the crayfish tails subjected to primary ice coating plating are put into a quick freezing machine for secondary quick freezing, and the secondary quick freezing time is 20 minutes;

putting the crayfish tails subjected to secondary quick freezing into an ice coating solution tank for secondary ice coating, wherein the time for secondary ice coating is 35-45 seconds;

taking out the crayfish tail after the secondary ice coating plating.

10. The application method of claim 3, wherein the ice coating solution pool is filled with an ice coating solution, and the temperature of the ice coating solution is-1-2 ℃.

Technical Field

The invention relates to the field of aquatic product processing, in particular to the field of crayfish preservation, and particularly relates to an adhesive for plating an ice coating on the tail of a crayfish and an application method of the adhesive in the ice coating on the tail of the crayfish.

Background

Freshwater crayfish is also named as Procambrus clarkii, has fresh meat, rich nutrition, high protein content, low fat and low cholesterol, is popular with more and more people in recent years, so that the demand of the freshwater crayfish in the catering industry market is increased day by day, and the culture and processing scale of the freshwater crayfish is enlarged continuously.

In order to better store the crayfish, a plurality of factories can cook the crayfish, remove the head of the crayfish and plate the crayfish tail with the ice coating, so that the ice coating can well wrap the crayfish tail to isolate air and most bacteria, the oxidation and the putrefaction of the crayfish tail are greatly slowed down, the crayfish tail can keep bright color and fresh meat for a long time, and the shelf life of the crayfish is effectively prolonged.

However, in the existing ice coating process, it is often found that most of shrimp tails are stored and transported, and even in the process of ice coating, the ice coating suddenly becomes opaque and whitish and becomes less transparent and bright. The essence of the situation is that the peeling phenomenon is generated between the shell of the tail of the crayfish and the ice coat, the peeled place becomes white and is not transparent, and the situation not only greatly influences the overall beauty of the ice coat of the tail of the crayfish. The ice coating is easy to crack and even fall off in the storage and transportation process due to the lack of adhesive force with the crayfish tails in the places with the peeling phenomenon, thereby affecting the quality of the crayfish tails. Market demand for crayfish tails is increasing day by day, and crayfish tail processing manufacturers have been searching for solutions to such situations occurring in ice coating, and are worried that the problem of white and impermeable ice coating cannot be solved. Therefore, it is important and urgent to find a method for solving the problem of the white and white of the coating on the tail of the crayfish.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide an adhesive for coating crayfish tails with ice that improves the adhesion between the ice coating and the crayfish tails, and a method of using the same for coating crayfish tails with ice.

In a first aspect, the adhesion agent for the crayfish tail ice coating comprises the following components in parts by mass:

8-12 parts of pullulan;

5-10 parts of xanthan gum;

15-25 parts of guar gum;

50-70 parts of soft white sugar.

In a second aspect, the application method of the adhesive for the crayfish tail ice coating of the invention to the crayfish tail ice coating comprises the following steps:

cleaning fresh crayfish;

cooking the cleaned crayfish;

taking out the cooked crayfish, and putting the cooked crayfish into ice water for cooling;

removing the head of the cooled crayfish, and reserving the tail of the crayfish;

rinsing the tail of the crayfish to remove dirt and oil stains;

preparing an adhesion agent into an adhesion agent solution, wherein the adhesion agent comprises the following components in parts by mass: 8-12 parts of pullulan polysaccharide, 5-10 parts of xanthan gum, 15-25 parts of guar gum and 50-70 parts of soft sugar;

pouring the rinsed crayfish tails into the adhesion agent solution for soaking, fishing out the crayfish tails after soaking for 2-3 minutes, and draining for 3 minutes;

putting the drained crayfish tails into a quick-freezing machine for quick-freezing for the first time, wherein the time for quick-freezing for the first time is 30 minutes, and the temperature for quick-freezing for the first time is-40 to-30 ℃;

and putting the crayfish tails subjected to primary quick freezing into an ice coating plating solution pool for primary ice coating plating, wherein the primary ice coating plating time is 40-50 seconds.

According to the technical scheme that this application embodiment provided, put into the adhesion agent solution with the crayfish tail and soak, then plate the ice clothing to the crayfish tail again, the adhesion agent can improve adhesive force between ice clothing and the crayfish tail, prevent to appear peeling off between crayfish tail and the ice clothing, the permeability of ice clothing has been guaranteed, and simultaneously, the ice clothing is also difficult for splitting and drops, make the ice clothing can protect the crayfish tail better, the quality of crayfish tail has been guaranteed.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of a tail of a crayfish;

FIG. 2 is a schematic view showing the structure of an adhesion agent layer, a shrimp shell and an ice coating formed by applying an adhesion agent for a crayfish tail ice coating of an embodiment of the present invention to the crayfish tail ice coating;

FIG. 3 is a schematic illustration of a prior art crawfish tail;

FIG. 4 is a schematic illustration of a crawfish tail of the prior art;

FIG. 5 is a schematic view of the crayfish tail produced by the method of applying the adhesion agent for the crayfish tail ice coating of the embodiment of the present invention to the crayfish tail ice coating;

FIG. 6 is a schematic view of the crayfish tail produced by the method of applying the adhesion agent for the crayfish tail ice coating of the embodiment of the present invention to the crayfish tail ice coating.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

One embodiment of the invention is an application method of an adhesive for coating ice coats on the tail of crayfish, which comprises the following steps:

cleaning fresh crayfish;

cooking the cleaned crayfish;

taking out the cooked crayfish, and putting the cooked crayfish into ice water for cooling;

removing the head of the cooled crayfish, and reserving the tail of the crayfish;

rinsing the tail of the crayfish to remove dirt and oil stains;

fully dissolving an adhesion agent in water at 2 ℃ according to the mass fraction of 1.5% to prepare an adhesion agent solution, wherein the adhesion agent comprises the following components in parts by mass: 8 parts of pullulan polysaccharide, 5 parts of xanthan gum, 15 parts of guar gum and 50 parts of soft sugar;

pouring the rinsed crayfish tails into the adhesion agent solution for soaking, fishing out the crayfish tails after soaking for 2 minutes, draining for 3 minutes, wherein the mass ratio of the crayfish tails to the adhesion agent solution is 1: 2;

putting the drained crayfish tails into a quick-freezing machine for quick freezing for the first time, wherein the time for quick freezing for the first time is 30 minutes, and the temperature for quick freezing for the first time is-40 ℃;

putting the crayfish tails subjected to primary quick freezing into an ice coating plating solution pool for primary ice coating plating, wherein the primary ice coating plating time is 40 seconds, and the temperature of the ice coating plating solution is-1 ℃;

putting the crayfish tails plated with the ice coatings for the first time into a quick-freezing machine for secondary quick-freezing, wherein the secondary quick-freezing time is 20 minutes;

putting the crayfish tails subjected to secondary quick freezing into an ice coating plating solution pool for secondary ice coating plating, wherein the time for secondary ice coating plating is 35 seconds, and the temperature of the ice coating plating solution is-1 ℃;

taking out the crayfish tail after the secondary ice coating plating.

In the embodiment of the invention, after the crayfish tail is soaked in the adhesion agent solution, the adhesion agent layer can be formed between the crayfish tail and the ice coat through subsequent treatment, and the pullulan polysaccharide in the adhesion agent layer is structurally rich in elasticity, has good film forming property and plasticity and has strong viscosity. The xanthan gum and the guar gum have viscosity, and the mixing of the xanthan gum and the guar gum with the pullulan according to the proportion can generate a synergistic effect, so that the viscosity of the pullulan can be greatly improved. The soft sugar mainly plays a role of an anti-freezing and dispersing agent, and can improve the anti-freezing effect of protein, namely the anti-freezing effect of crayfish meat; when the adhesion agent is prepared into an adhesion agent solution, the soft sugar enables xanthan gum, guar gum and pullulan, especially xanthan gum to be better dissolved in water, and agglomeration cannot be generated during dissolution, so that the adhesion agent solution is formed.

Referring to fig. 1 and 2, the adhesive layer 2 formed by mixing xanthan gum, guar gum and pullulan according to the proportion has good toughness and excellent bonding characteristics with the crayfish tail 1 and the ice coating 3, can improve the adhesive force between the ice coating and the crayfish tail, and can firmly keep the three tightly bonded together, so that the ice coating on the crayfish tail is not easy to peel off, namely the adhesive force between the ice coating and the crayfish tail is improved, the peeling between the crayfish tail and the ice coating is prevented, and the permeability of the ice coating is ensured. Meanwhile, the ice coating is not easy to crack and fall off, so that the ice coating can better protect the tail of the crayfish and ensure the quality of the tail of the crayfish. The crayfish tail is wrapped up by the hard and smooth shrimp shell of one deck, connects crayfish tail and ice clothing through having toughness and having sticky adhesion agent layer, can avoid appearing along with the fluctuation of storage and transportation in temperature, the external force of jolting, and the ice clothing peels off very easily with hard and smooth shrimp shell, and the ice clothing that causes turns white impenetrable phenomenon. FIGS. 3 and 4 are schematic views showing a conventional crawfish tail, FIGS. 5 and 6 are schematic views showing crawfish tails obtained by a method of coating the crawfish tails with ice coating according to an embodiment of the present invention, and the comparison shows that the crawfish tails in FIGS. 3 and 4 are whitish and opaque; the crayfish tails in fig. 5 and 6 are non-whitish and transparent.

In another embodiment of the invention, the application method of the adhesion agent for the crayfish tail ice coating on the crayfish ice coating comprises the following steps:

cleaning fresh crayfish;

cooking the cleaned crayfish;

taking out the cooked crayfish, and putting the cooked crayfish into ice water for cooling;

removing the head of the cooled crayfish, and reserving the tail of the crayfish;

rinsing the tail of the crayfish to remove dirt and oil stains;

fully dissolving an adhesion agent in water at 2 ℃ according to the mass fraction of 2% to prepare an adhesion agent solution, wherein the adhesion agent comprises the following components in parts by mass: 12 parts of pullulan polysaccharide, 10 parts of xanthan gum, 25 parts of guar gum and 70 parts of soft sugar;

pouring the rinsed crayfish tails into the adhesion agent solution for soaking, fishing out the crayfish tails after soaking for 3 minutes, and draining for 3 minutes, wherein the mass ratio of the crayfish tails to the adhesion agent solution is 1: 3;

putting the drained crayfish tails into a quick-freezing machine for quick freezing for 30 minutes at-30 ℃ for the first time;

putting the crayfish tails subjected to primary quick freezing into an ice coating plating solution pool for primary ice coating plating, wherein the primary ice coating plating time is 50 seconds, and the temperature of the ice coating plating solution is 2 ℃;

putting the crayfish tails plated with the ice coatings for the first time into a quick-freezing machine for secondary quick-freezing, wherein the secondary quick-freezing time is 20 minutes;

putting the crayfish tails subjected to secondary quick freezing into an ice coating plating solution pool for secondary ice coating plating, wherein the time for secondary ice coating plating is 45 seconds, and the temperature of the ice coating plating solution is 2 ℃;

taking out the crayfish tail after the secondary ice coating plating.

In the embodiment of the invention, after the crayfish tail is soaked in the adhesion agent solution, the adhesion agent layer can be formed between the crayfish tail and the ice coat through subsequent treatment, and the pullulan polysaccharide in the adhesion agent layer is structurally rich in elasticity, has good film forming property and plasticity and has strong viscosity. The xanthan gum and the guar gum have viscosity, and the mixing of the xanthan gum and the guar gum with the pullulan according to the proportion can generate a synergistic effect, so that the viscosity of the pullulan can be greatly improved. The soft sugar mainly plays a role of an anti-freezing and dispersing agent, and can improve the anti-freezing effect of protein, namely the anti-freezing effect of crayfish meat; when the adhesion agent is prepared into an adhesion agent solution, the soft sugar enables xanthan gum, guar gum and pullulan, especially xanthan gum to be better dissolved in water, and agglomeration cannot be generated during dissolution, so that the adhesion agent solution is formed.

Referring to fig. 1 and 2, the adhesive layer 2 formed by mixing xanthan gum, guar gum and pullulan according to the proportion has good toughness and excellent bonding characteristics with the crayfish tail 1 and the ice coating 3, can improve the adhesive force between the ice coating and the crayfish tail, and can firmly keep the three tightly bonded together, so that the ice coating on the crayfish tail is not easy to peel off, namely the adhesive force between the ice coating and the crayfish tail is improved, the peeling between the crayfish tail and the ice coating is prevented, and the permeability of the ice coating is ensured. Meanwhile, the ice coating is not easy to crack and fall off, so that the ice coating can better protect the tail of the crayfish and ensure the quality of the tail of the crayfish. The crayfish tail is wrapped up by the hard and smooth shrimp shell of one deck, connects crayfish tail and ice clothing through having toughness and having sticky adhesion agent layer, can avoid appearing along with the fluctuation of storage and transportation in temperature, the external force of jolting, and the ice clothing peels off very easily with hard and smooth shrimp shell, and the ice clothing that causes turns white impenetrable phenomenon. FIGS. 3 and 4 are schematic views showing a conventional crawfish tail, FIGS. 5 and 6 are schematic views showing crawfish tails obtained by a method of coating the crawfish tails with ice coating according to an embodiment of the present invention, and the comparison shows that the crawfish tails in FIGS. 3 and 4 are whitish and opaque; the crayfish tails in fig. 5 and 6 are non-whitish and transparent.

In another embodiment of the invention, the application method of the adhesion agent for the crayfish tail ice coating on the crayfish ice coating comprises the following steps:

cleaning fresh crayfish;

cooking the cleaned crayfish;

taking out the cooked crayfish, and putting the cooked crayfish into ice water for cooling;

removing the head of the cooled crayfish, and reserving the tail of the crayfish;

rinsing the tail of the crayfish to remove dirt and oil stains;

fully dissolving an adhesion agent in water at 2 ℃ according to the mass fraction of 2% to prepare an adhesion agent solution, wherein the adhesion agent comprises the following components in parts by mass: 10 parts of pullulan polysaccharide, 10 parts of xanthan gum, 20 parts of guar gum and 60 parts of soft sugar;

pouring the rinsed crayfish tails into the adhesion agent solution for soaking, fishing out the crayfish tails after soaking for 3 minutes, and draining for 3 minutes, wherein the mass ratio of the crayfish tails to the adhesion agent solution is 1: 3;

putting the drained crayfish tails into a quick-freezing machine for quick freezing for the first time, wherein the time for quick freezing for the first time is 30 minutes, and the temperature for quick freezing for the first time is-35 ℃;

putting the crayfish tails subjected to primary quick freezing into an ice coating plating solution pool for primary ice coating plating, wherein the time for primary ice coating plating is 45 seconds, and the temperature of the ice coating plating solution is-1 ℃;

putting the crayfish tails plated with the ice coatings for the first time into a quick-freezing machine for secondary quick-freezing, wherein the secondary quick-freezing time is 20 minutes;

putting the crayfish tails subjected to secondary quick freezing into an ice coating plating solution pool for secondary ice coating plating, wherein the time for secondary ice coating plating is 40 seconds, and the temperature of the ice coating plating solution is-1 ℃;

taking out the crayfish tail after the secondary ice coating plating.

In the embodiment of the invention, after the crayfish tail is soaked in the adhesion agent solution, the adhesion agent layer can be formed between the crayfish tail and the ice coat through subsequent treatment, and the pullulan polysaccharide in the adhesion agent layer is structurally rich in elasticity, has good film forming property and plasticity and has strong viscosity. The xanthan gum and the guar gum have viscosity, and the mixing of the xanthan gum and the guar gum with the pullulan according to the proportion can generate a synergistic effect, so that the viscosity of the pullulan can be greatly improved. The soft sugar mainly plays a role of an anti-freezing and dispersing agent, and can improve the anti-freezing effect of protein, namely the anti-freezing effect of crayfish meat; when the adhesion agent is prepared into an adhesion agent solution, the soft sugar enables xanthan gum, guar gum and pullulan, especially xanthan gum to be better dissolved in water, and agglomeration cannot be generated during dissolution, so that the adhesion agent solution is formed.

Referring to fig. 1 and 2, the adhesive layer 2 formed by mixing xanthan gum, guar gum and pullulan according to the proportion has good toughness and excellent bonding characteristics with the crayfish tail 1 and the ice coating 3, can improve the adhesive force between the ice coating and the crayfish tail, and can firmly keep the three tightly bonded together, so that the ice coating on the crayfish tail is not easy to peel off, namely the adhesive force between the ice coating and the crayfish tail is improved, the peeling between the crayfish tail and the ice coating is prevented, and the permeability of the ice coating is ensured. Meanwhile, the ice coating is not easy to crack and fall off, so that the ice coating can better protect the tail of the crayfish and ensure the quality of the tail of the crayfish. The crayfish tail is wrapped up by the hard and smooth shrimp shell of one deck, connects crayfish tail and ice clothing through having toughness and having sticky adhesion agent layer, can avoid appearing along with the fluctuation of storage and transportation in temperature, the external force of jolting, and the ice clothing peels off very easily with hard and smooth shrimp shell, and the ice clothing that causes turns white impenetrable phenomenon. FIGS. 3 and 4 are schematic views showing a conventional crawfish tail, FIGS. 5 and 6 are schematic views showing crawfish tails obtained by a method of coating the crawfish tails with ice coating according to an embodiment of the present invention, and the comparison shows that the crawfish tails in FIGS. 3 and 4 are whitish and opaque; the crayfish tails in fig. 5 and 6 are non-whitish and transparent.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.