15 results about "Retort pouch" patented technology

The invention discloses an ultrasonic-sealed sterile packaging system and method for retort pouches, and relates to the technical field of ultrasonic sterile packaging material forming. The ultrasonic-sealed sterile packaging system for the retort pouches comprises a sealing matching degree monitoring module, an ultrasonic-sealed sterile packaging module and an ultrasonic-sealed sterile packaging module, a sterilization stress monitoring module; a cooling stress evaluation module; and a retort pouch plastic molding qualification monitoring module. According to the method, whether sealing parameter self-adaptive adjustment is adopted or not is determined by conducting sealing matching degree analysis, then sterilization stress evaluation is conducted to determine whether sterilization temperature and pressure adjustment is adopted or not, then cooling stress evaluation is conducted to determine whether retort pouch cooling gradient adjustment is adopted or not, and finally retort pouch plastic forming state qualification verification is conducted. The effect of improving the percent of pass of the ultrasonically-sealed retort pouch aseptic packaging product is achieved, and the problem that the percent of pass of the ultrasonically-sealed retort pouch aseptic packaging product is low in the prior art is solved.

The utility model discloses a temperature-controllable vacuum retort pouch, and relates to the technical field of retort pouches. The bag comprises a bag body, the bag body comprises an inner layer and an outer layer, the inner layer and the outer layer are used for forming the bag body, the outer layer is fixedly connected with the outer wall of the inner layer and used for protecting the inner layer from being damaged by the outside, and a reversible temperature measuring label is fixedly connected to the middle of the outer wall of the front end of the bag body and used for displaying the temperature of the bag body in a color change observing mode. According to the food packaging bag, the sealing performance of the bag body is jointly enhanced through the design of the reinforcing assemblies, the connecting belts, the reinforcing belts, the annular air bags, the strip-shaped clamping blocks and the strip-shaped clamping grooves, the phenomena of untight sealing and air leakage caused by long-time cooking or external force extrusion are effectively prevented, and the freshness and safety of food are guaranteed; meanwhile, due to the design of the plastic blocks on the two sides of the reinforcing belt, the user can easily tear the connecting belt, so that the retort pouch is conveniently opened, and the use experience of the user is improved.

The present application relates to pet can production and processing technical field, disclose a kind of production and processing method of pet can, comprising the following steps: step S1: water is sent to cooking box;Step S2: a plurality of built-in cooking raw materials are placed into cooking basket;Step S3: drive hoisting assembly drive built-in a plurality of cooking basket of cooking bag drop into cooking box;Step S4: a plurality of driving sources are driven respectively a plurality of partition plate drop to a plurality of cooking bag in cooking basket are separated, while horizontal shake component and vertical shake component are all started;In the process that cooking box is shaken horizontally and vertically, a plurality of cooking bag are shaken and collide with each other, then the gap between adjacent cooking bag is changed, it is helpful to partition plate drop and insert between adjacent cooking bag, change the gap between cooking bag so as to facilitate hot water contact heating, that is, it can avoid that cooking bag is covered for a long time and cannot be heated evenly cooking, simultaneously, promote a plurality of cooking bag separated by partition plate.

The utility model discloses a cold-resistant shock-resistant retort pouch which comprises a composite film, the composite film is matched together to form a pouch body, and the composite film comprises a PET (polyethylene terephthalate) film layer, a first asynchronous stretching double-sided corona nylon film layer, a second asynchronous stretching double-sided corona nylon film layer, a polyethylene lamination layer and a polyethylene film layer, the polyethylene film layer is arranged between the PET film layer and the polyethylene film layer, the first asynchronous stretching double-sided corona nylon film layer is arranged between the PET film layer and the polyethylene film layer, and the second asynchronous stretching double-sided corona nylon film layer is arranged between the polyethylene film layer and the polyethylene film layer. The composite film is formed by compounding the PET film layer, the first asynchronous stretching double-sided corona nylon film layer, the second asynchronous stretching double-sided corona nylon film layer, the polyethylene spraying film layer and the polyethylene film layer, and after the composite film is prepared into the retort pouch, the whole retort pouch still has good sealing performance and good impact resistance at low temperature.

To provide formed food in retort pouch, in which highly nutritious barley and oat are formed to be eaten directly from the pouch, and a production method thereof.SOLUTION: Formed food in retort pouch contains barley and / or oat, gelatinizer, fat and oil and water, and cohesion / hardness (N / N) measured by a texture analyzer is 0.01-0.1, and cohesion is 0.09-1 N. The production method of the formed food in retort pouch includes the first step for making emulsion in which gelatinizer and fat and oil are dispersed in water, the second step for making viscous liquid by dispersing barley and / or oat in the emulsion and the third step for filling the viscous liquid into a pouch, and heat-sterilizing and cooling the same to be solidified in a lump.SELECTED DRAWING: None

The utility model discloses a food-grade retort pouch tensile strength detection device, relates to the technical field of material tensile testing, and provides the following scheme aiming at the problems that the existing retort pouch cannot meet the strict requirement on the heat sealing strength of the retort pouch in actual production and the strength is not qualified, the food-grade retort pouch tensile strength detection device comprises a vertical plate, the four sides of the vertical plate are connected with protective plates, and the protective plates are connected with the protective plates. A sliding lifting structure is arranged on one side of the protection plate, a stretching mechanism is connected to the middle of the upper end of the vertical plate, the stretching mechanism is of a telescopic stretching moving structure, a retort pouch is connected into the stretching mechanism, moving mechanisms are connected to the two sides of the upper end of the vertical plate, and the moving mechanisms are of screw rotating moving structures. The first lead screw is rotated to drive the movable transverse plate to ascend, the retort pouch is longitudinally stretched, the two ends of the retort pouch are bent to the position between the two round rods, the second push cylinder stretches and retracts to pull the retort pouch towards the two ends for stretching testing, the strength of the retort pouch can be detected, and the overall quality of products is guaranteed.

This disclosure concerns a multilayer packaging film having a first base layer, a second base layer on the first base layer, and a sealing layer on the second base layer. In some embodiments, a shrinkage value of the second base layer is less than a shrinkage value of the first base layer. In some embodiments, the shrinkage value of the second base layer is greater than or equal to a shrinkage value of the first base layer. In some embodiments, the second base layer has a shrinkage value that is greater than 5%, and the shrinkage value of the second base layer is less than a shrinkage value of the first base layer. Also disclosed are methods of producing multilayer packaging films and hermetically sealed packages (e.g., thermoformed trays or cups and retort pouches) formed from the multilayer packaging film.

The present disclosure relates to a sealing film comprising one or more polypropylene layers and a sealing layer comprising a polypropylene terpolymer and one or more polymers selected from polybutene-1 or plastomers. The sealing film is a machine direction oriented (MDO) film comprising at least 95 wt% polypropylene. Also disclosed are multilayer packaging films comprising such sealing films, and hermetically sealed packages (e.g., retort pouches) formed from the multilayer packaging films.

To provide a production method of shark fin steak retort food product capable of deodorizing, softening dried shark fin, without flowage of water soluble nutrient components of the dried shark fin, for producing a cooked shark fin steak retort food product including rich nutrient.SOLUTION: There is provided a production method of shark fin steak retort food product comprising: a deodorizing step for heating dried shark fin, by directly applying steam to the dried shark fin; and a deodorizing / softening step of shark fin for, adding a solution of edible alcohol to the shark fin which is subjected to the first deodorizing step, then, adding an amount of water to the dried shark fin, a total amount of the amount of the water and the amount of the added edible alcohol solution corresponding to 70-90% of a saturation water content of the dried shark fin, for soaking the dried shark fin in water, then heating the shark fin.SELECTED DRAWING: Figure 1

As a laminate that can suppress the deterioration of gas barrier properties after retort treatment when used in a packaging bag, such as a retort pouch, the laminate includes at least a barrier film in which a substrate, an inorganic oxide layer, and a barrier covering layer are stacked in this order, an adhesive layer, and a sealant layer, wherein the substrate includes a stretched substrate containing polypropylene as a main component, the sealant layer contains polypropylene as a main component, the barrier film is disposed such that the covering layer faces the adhesive layer, a cross section of the adhesive layer in the laminate has a modulus of elasticity of 100.0 MPa or less as measured with an atomic force microscope (AFM), and an indentation hardness measured from a cross section of the covering layer in the laminate by a nanoindentation method is 0.9 GPa or more and 1.7 GPa or less.

This invention discloses a method for precise heat sterilization of ready-to-eat water chestnut cake that is directly packaged with partially gelatinized slurry. The invention relates to the field of food processing technology; the method includes: (1) mixing raw slurry with sugar water at 80-90℃ at a volume ratio of 1:2.5-3.5 using the slurry mixing method, controlling the starch gelatinization degree at 35-45%, to obtain a partially gelatinized slurry with appropriate consistency; (2) directly injecting it into a PA / RCPP retort bag, controlling the sample thickness at 1.5-2.5cm and the weight at 400g, and vacuum sealing; (3) based on the F0 value threshold of 6min, using one of the process parameters of 115℃×35min, 121℃×20min or 127℃×11.5min for precise heat sterilization, with a heating rate of 1.5-2.0℃ / min, and using the heating stage to complete the remaining gelatinization. This invention solves the technical problems of secondary heating and deterioration in "steaming before packaging", retrogradation and hardening in fully cooked pulp bagging, and uncontrollable gelatinization in fully raw pulp bagging. It achieves integrated gelatinization and sterilization, resulting in a product with uniform texture and good transparency. It achieves commercial sterility after 10 days of storage at 37°C, with a coefficient of variation of texture indicators of <5%.

This invention discloses a method for the industrial production of braised eggs with a high whole egg rate, relating to the field of food processing technology. The method includes: S1, high-temperature pre-cooking: pre-cooking fresh eggs in saturated brine at 110-120℃ for 5-20 minutes; S2, shell removal: placing the eggs in saturated brine at 40-50℃, ensuring the air cell end of the cooked egg floats upwards, cutting or cracking the shell at the air cell location, injecting cold water, and kneading and squeezing the cooked egg to remove the shell; S3, packaging and brine filling: placing the shelled eggs into high-temperature retort pouches, filling the pouches with brine, and vacuum sealing the pouches; S4, sterilization: sterilizing in an autoclave to obtain a finished braised egg product. The beneficial effects of this invention are a reduced shell breakage rate, not only improving the integrity rate of the peeled eggs but also preventing damage during peeling that leads to excessive salt penetration during subsequent braising, thus deteriorating the taste.

The present invention provides a sealant film including a base material layer, an intermediate layer, and a seal layer, wherein the intermediate layer contains linear low-density polyethylene and an ethylene - α-olefin copolymer, the seal layer contains linear low-density polyethylene and high-density polyethylene, and an MFR of the resin constituting the base material layer and the intermediate layer is less than 3.0 g / 10 min (190°C, 21.18 N). The invention also provides a laminate using the sealant film as a sealant, a packaging material including the laminate, and the packaging material that is a packaging material for retort food.

The application provides an aluminum foil cooking bag with a surface having a shape flatness adjusting function, comprising a polyolefin inner layer, an aluminum foil middle layer and a polyester outer layer, further comprising an elastic hose, the elastic hose being located at the lower part of the polyester outer layer; further comprising an extrusion type self-inflating device, the extrusion type self-inflating device being connected with the air inlet of the elastic hose at the end of the cooking bag. The aluminum foil cooking bag with a surface having a shape flatness adjusting function can adjust the shape of the outer surface of the cooking bag as needed, effectively solves the uncontrollable deformation problem of the cooking bag, can repeatedly adjust the flatness at any link after leaving the factory, satisfies the surface flatness adjustment of the cooking bag at any link of production, transportation and sales, effectively improves the appearance of the soft can cooking bag, promotes the effective display of commodity information, promotes the market sales of the soft can product, and improves the consumer experience satisfaction.

The application relates to the field of food packaging bags, in particular to a microwave cooking bag and a processing equipment thereof. The microwave cooking bag comprises a bag body and a buffer bag fixed on one side of the bag body and communicating with the inside of the bag body; the inside of the bag body and the inside of the buffer bag communicate and are closed areas; a closed pressure relief space is arranged on the side of the buffer bag away from the bag body; a pressure relief opening communicating with the outside is arranged at the pressure relief space; and a low-pressure-bearing adhesive line is arranged between the pressure relief space and the inside of the buffer bag. The application has the effect of realizing pressure relief of the microwave cooking bag and reducing the influence of external water on food in the bag body.