37results about How to "Guarantee green safety" patented technology

A processing method of a sugarcane juice solid beverage comprises the following steps: filtering a sugarcane juice by allowing the sugarcane juice to sequentially go through a drum sieve and a curved sieve in order to obtain a coarse filtration sugarcane juice; heating the coarse filtration sugarcane juice to 90-100DEG C, maintaining the temperature for 1-2min, and rapidly cooling to obtain an enzyme killed sugarcane juice; carrying out ultrafiltration clarification on the enzyme killed sugarcane juice by adopting a multistage ceramic membrane ultrafiltration system with the membrane aperture of 0.02-0.10[mu]m; carrying out evaporative concentration on the clarified sugarcane juice to obtain a sugarcane juice concentrate; sending the sugarcane juice concentrate to a vacuum sugar boiling pan, and carrying out further evaporative concentration to obtain a massecuite; and stirring the massecuite until caster sugar appears, pouring the massecuite into a die, cooling to room temperature, cutting to form blocks, drying, and packaging to obtain a finished product. The sugarcane juice solid beverage prepared in the invention can be instantly drunk after dissolution in hot water, and the dissolved solid beverage has cleared and transparent color, rich fragrance and sweet and tasty taste, and well maintains the original nutritional components and flavor substances of sugarcane.

The invention discloses a production process of poly-crystal rocky candy. The production process comprises the following six steps: by taking first-grade white sugar as a raw material, dissolving the sugar, micro-filtering and clarifying, desalting and decolorizing by using ion exchange resin, concentrating in vacuum, charging seeds for crystallization, drying and packaging to produce the poly-crystal rocky candy. The poly-crystal rocky candy produced by the method disclosed by the invention is sweet and delicious in taste and white and transparent in color and luster; no sodium hydrosulfite is added for color protection during the overall production, so the product is environmental friendly and safe; the crystallization rate of the rocky candy is above 95%; the problem of low crystallization rate during production of the poly-crystal rocky candy for a long time is solved.

The invention discloses a processing device for a sugarcane juice solid drink. The processing device comprises sugarcane juice rough filtration equipment, a first heat exchanger, a second heat exchanger, multistage ceramic membrane ultrafiltration equipment, falling-film three-effect vacuum evaporation equipment, vacuum concentration equipment and drying-forming equipment, wherein the sugarcane juice rough filtration equipment comprises a drum sieve, a curved sieve and a roughly filtrated sugarcane juice storage box; a clarified sugarcane juice box is connected between the multistage ceramic membrane ultrafiltration equipment and the falling-film three-effect vacuum evaporation equipment; the falling-film three-effect vacuum evaporation equipment comprises a falling-film first-effect vacuum evaporation tank, a falling-film second-effect vacuum evaporation tank and a falling-film third-effect vacuum evaporation tank; a sugarcane slurry box is connected between the falling-film three-effect vacuum evaporation equipment and the vacuum concentration equipment; the vacuum concentration equipment comprises a sugarcane boiling tank and a water jet condenser. The sugarcane juice solid drink prepared by the processing device disclosed by the invention can be drunk after being dissolved with hot water, is clear and transparent in colour, strong in fragrance, and fresh, sweet and delicious in taste, as well as keeps the original nutritional ingredients and flavour substances of the sugarcane well.

The invention provides a nano-modified two-component solventless flexible packaging adhesive and a preparation method thereof. A component A of the adhesive comprises castor oil or palm oil vegetableoil-based polyol, hexylene glycol, polyether polyol, additives and graphene oxide-pretreated nanoscale titanium dioxide. A component B comprises MDI, TPU, polypropylene glycol, polyether polyol and lignin amine-modified diphenylmethane diisocyanate. The components A and B are obtained through reactions in a reactor. The castor oil replaces a part of polyether polyol or polyester polyol, the adhesive contains few volatile and free materials and is eco-friendly and safe, through use of pretreated nano-titanium dioxide and additives, the reaction is mild and effective, the adhesive has UV resistance, and according to the reaction product chain length of the active NCO group of the MDI and the OH group of the polyol in the reaction process, the reaction temperature is timely adjusted. The solventless flexible packaging adhesive has excellent adhesive performances.

The invention discloses a method for preparing eucommia seed oil micro-emulsion. The eucommia seed oil micro-emulsion prepared with the method is prepared by the steps: taking eucommia seed oil prepared by a bio-surfactant with an aqueous enzymatic method as a main raw material, taking a cosurfactant, emulsion and water as auxiliary materials, and preparing the micro-emulsion through phase inversion emulsification. The micro-emulsion prepared with the method solves the problem that the eucommia seed oil is difficult to store due to high content of unsaturated fattyacids, reduces application ofa chemical surfactant, and has the characteristics of being green and safe. Meanwhile, freeze-dried powder obtained by drying the eucommia seed oil micro-emulsion is stable in product property, highin encapsulation efficiency and wide in application range.

An originally ecological black sugar processing device comprises a squeezing rough-filtration device, a heat exchanger, a multistage ceramic membrane ultrafiltration device, a falling-film type three-effect vacuum evaporation system, a water jet condenser, a jacketed iron pot and a graining drying forming device, which are sequentially connected, wherein a clarified sugarcane juice box is connected between the multistage ceramic membrane ultrafiltration device and the three-effect vacuum evaporation device; a syrup box is connected between the falling-film type three-effect vacuum evaporation system and the jacketed iron pot. The black sugar prepared through the device provided by the invention is small in grain, brown-dark brown and natural in color, contains fewer impurities, has a natural caramel charcoal burning fragrance, is rich in flavor, sweet, delicious, and fine and smooth in mouthfeel, retains the nutritional ingredients of sugarcane to the greatest extent, and has a high nutritional value; the turbidity is less than 0.5 NTU after the black sugar is dissolved to 11.5 degrees Bx, so that the problem that black residues exist after the black sugar is dissolved is solved and the quality of the black sugar is improved.

The invention provides a method for parallel production of sugarcane concentrated juice and sugarcane drinking water by multi-stage films. The method comprises the steps as follows: enabling sugarcanes to be subject to blanching enzyme deactivation, pressing and juice extracting and crude filtering sequentially, to obtain crudely filtered sugarcane juice; ultra-filtering and cleaning the crudely filtered sugarcane juice by a first ceramic film to obtain clear sugarcane juice; concentrating the clear sugarcane juice by an organic nano-filtration film to obtain a nano-filter clear solution and a nano-filter concentrated solution; ultra-filtering the nano-filter concentrated solution by a second ceramic film, sterilizing and filling sterilely to obtain the sugarcane concentrated juice; purifying the nano-filter clear solution by an organic reverse osmosis film to obtain a reverse osmosis clear solution; ultra-filtering and sterilizing the reverse osmosis clear solution by a third ceramic film, and filling sterilely to obtain the sugarcane drinking water. Based on the integration of film process separation, concentration, cold sterilizing and other functions, the high-quality sugarcane concentrated juice and sugarcane drinking water are produced in parallel with sugarcanes as a raw material, and the optimization of products and comprehensive utilization of sugarcane resource are prompted.

The invention relates to a technical process of snow pear condensed juice. The snow pear condensed juice is processed by the following six steps: deactivating an enzyme; juicing; coarsely filtering; carrying out ultrafiltration by a ceramic membrane; concentrating in vacuum; and carrying high-temperature instantaneous sterilization by taking snow pears as a raw material. The snow pear condensed juice obtained by the invention is clear and transparent in color, strong in fragrance and sweet and tasty in flavor, the original flavor and nutritional components of the snow pears are maintained, and no precipitates are separated out and the turbidity is not generated in the storage period.

A processing technology for spray evaporation type fruit and vegetable juice concentrate comprises the following steps: (1) enzyme deactivation; (2) juice squeezing; (3) rough filtration; (4) ultrafiltration through a ceramic membrane; (5) concentration: a spray dryer is used, fruit and vegetable clear juice is sprayed to vaporific fruit and vegetable liquid beads through a high-speed centrifugation mistorizer, meanwhile, hot air is introduced to a drying room to enable the vaporific fruit and vegetable liquid beads to be in contact with hot air and evaporated, vaporific fruit and vegetable liquid beads which are not completely evaporated collect together to become spray evaporation type fruit and vegetable juice concentrate to flow out from the bottom of the spray dryer, and waste gas is exhausted by a draught fan; (6) sterilization through a sterile filter membrane. The fruit and vegetable juice concentrate is clear and transparent in color and sweet and delicious in taste, maintains the original flavor and nutritional ingredients of fruits and vegetables better, and is free of precipitation and turbidity at the storage period.

The invention provides a process for processing ice-removed fruit and vegetable concentrated juice. The process sequentially comprises the following steps: (1) deactivating enzyme; (2) squeezing juice; (3) roughly filtering; (4) ultra-filtering with a ceramic membrane; (5) concentrating, namely pouring clear fruit and vegetable juice into a wide-necked flat-bottomed water tank of a freezing chamber, keeping the depth of the clear fruit and vegetable juice in the wide-necked flat-bottomed water tank being 4-6cm and the temperature in the freezing chamber being 20-30 DEG C below zero, standing to freeze the liquid surface of the clear fruit and vegetable juice in the wide-necked flat-bottomed water tank, breaking the ice layer when the thickness of the ice layer is 5mm, taking out the ice layer, and repeating the process of freezing and removing to obtain the fruit and vegetable concentrated juice; and (6) sterilizing with an aseptic filter membrane. The fruit and vegetable concentrated juice prepared by the process is clear and transparent and has sweet and delicious taste, the original flavor and nutrition of fruits and vegetables can be well maintained, and precipitate separation and turbidity generation are prevented in the storage period.

The invention discloses a vegetable planting method for replacing chemical fertilizer and pesticide with straw compost leavening, and belongs to the technical field of planting. The vegetable planting method comprises the following steps of (1) straw segmentizing treatment, (2) Chinese herbal medicine treatment, (3) mixed compost treatment, (4) field fertilization treatment, and (5) planting treatment. The vegetable planting method is simple in process, easy to popularize and apply and safe and environment-friendly to the environment, and planted vegetables are environmentally friendly and healthy and have great market competitiveness.

The invention discloses a method for clarification and decoloration of raw sugar remolten syrup. The method comprises the following steps: spraying raw sugar through a honey extractor and molasses, soas to remove large-particle impurities and part of pigment on the surface of the raw sugar; dissolving the raw sugar or the raw sugar washed by the molasses with hot water; adding activated carbon with the content being 0.1 to 2 percent relative to dry solid substance, so as to obtain remolten syrup; filtering the remolten syrup with a ceramic membrane component with the average membrane pore size being 0.005 to 0.5 micrometers, so as to obtain clear syrup; feeding the clear syrup obtained from a juice outlet of the ceramic membrane component into a first ion exchange resin tower to perform decoloration, so as to obtain first penetrating fluid; feeding the first penetrating fluid into a second ion exchange resin tower to perform desalination, so as to obtain penetrating fluid namely discolored refined syrup. The technology has the advantages that an activated carbon coupled film separation process separation is used to replace carbon dioxide carbonation and a plate and frame filteringsystem, the product quality is improved, the cost is reduced, the equipment consumption and floor space are reduced, and the load of the ion exchange resin towers is greatly reduced.