Preparation method of attractant feed additive for suckling pigs

A feed additive and food-inducing technology, which is applied in the field of preparation of suckling pig food-inducing feed additives, can solve problems such as unfavorable human health, susceptibility to diseases, and the development of pig breeding industry

Pending Publication Date: 2022-07-08
LUOGANG BRANCH GUANGDONG WANGDA GRP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, in the pig breeding process, the early weaning method is generally adopted, and the weaning period of piglets is also the period of vigorous food in the growth stage of piglets. , easy to produce weaning stress response; at the same time, because the immune system of piglets after weaning is not perfect, the immune ability is poor, and they are prone to diseases, especially bacterial diseases, which have a huge impact on the development of pig breeding industry
At present, methods such as injection and feeding of vaccines are often used to enhance the immunity of piglets, but a large number of injections and feeding of vaccines will affect the meat quality and are not conducive to human health.

Method used

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  • Preparation method of attractant feed additive for suckling pigs
  • Preparation method of attractant feed additive for suckling pigs
  • Preparation method of attractant feed additive for suckling pigs

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] Described hydrophilic initiator comprises the following steps to make:

[0032] Step S21, adding polyethylene glycol monomethyl ether and succinic anhydride to 1,2-dichloroethane, stirring at a constant speed for 15min at room temperature, then adding 4-dimethylaminopyridine, continuing to stir and react for 15min, after the reaction is completed The temperature was raised to 65°C, and the reaction was kept for 24 hours. After that, the 1,2-dichloroethane was distilled off under reduced pressure, and saturated aqueous sodium carbonate solution was added. The temperature was cooled to room temperature and stirred at a constant speed and reacted for 1 hour. After the reaction was completed, suction filtration and extraction with ethyl acetate three times , stand for liquid separation, adjust the pH of the aqueous layer with 10% dilute hydrochloric acid by mass until pH=2, and then extract three times with dichloromethane, take the organic phase, and distill under reduced p...

Embodiment 2

[0035] Described hydrophilic initiator comprises the following steps to make:

[0036]Step S21, adding polyethylene glycol monomethyl ether and succinic anhydride to 1,2-dichloroethane, stirring at a constant speed for 15min at room temperature, then adding 4-dimethylaminopyridine, continuing to stir and react for 15min, after the reaction is completed The temperature was raised to 65°C, and the reaction was kept for 24 hours. After that, the 1,2-dichloroethane was distilled off under reduced pressure, and saturated aqueous sodium carbonate solution was added. The temperature was cooled to room temperature and stirred at a constant speed and reacted for 1 hour. After the reaction was completed, suction filtration and extraction with ethyl acetate three times , stand for liquid separation, adjust the pH of the aqueous layer with 10% dilute hydrochloric acid by mass until pH=2, and then extract three times with dichloromethane, take the organic phase, and distill under reduced pr...

Embodiment 3

[0039] Described hydrophilic initiator comprises the following steps to make:

[0040] Step S21, adding polyethylene glycol monomethyl ether and succinic anhydride to 1,2-dichloroethane, stirring at a constant speed for 15min at room temperature, then adding 4-dimethylaminopyridine, continuing to stir and react for 15min, after the reaction is completed The temperature was raised to 65°C, and the reaction was kept for 24 hours. After that, the 1,2-dichloroethane was distilled off under reduced pressure, and saturated aqueous sodium carbonate solution was added. The temperature was cooled to room temperature and stirred at a constant speed and reacted for 1 hour. After the reaction was completed, suction filtration and extraction with ethyl acetate three times , stand for liquid separation, adjust the pH of the aqueous layer with 10% dilute hydrochloric acid by mass until pH=2, and then extract three times with dichloromethane, take the organic phase, and distill under reduced p...

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PUM

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Abstract

The preparation method comprises the following steps: uniformly mixing 25-30 parts of soybean milk powder, 10-25 parts of sweet potato powder, 12-15 parts of animal liver, 3-5 parts of hawthorn, 10-12 parts of pericarpium citri reticulatae, 5-10 parts of rheum officinale, 4-8 parts of liquorice and 3-5 parts of mint, grinding into powder, adding 10-15 parts of water, and uniformly stirring to prepare pasty slurry; foaming to prepare foamed slurry; performing granulation and coating to obtain a primary material, and performing drying to obtain the suckling pig food calling feed additive. Livers are added, the livers are important organs for storing nutrients and detoxifying in animal bodies and contain rich nutrient substances and a large number of bioactive substances, duck blood hydrolysates can have a good food calling effect on suckling pigs, hawthorn fruits, pericarpium citri reticulatae, rheum officinale, licorice roots and other substances are added, the raw materials are easy to obtain, and no side effect is generated when the feed is eaten according to the pharmacological action of the raw materials. And the purposes of enhancing the immunity, disease resistance and the like of the piglets can be achieved.

Description

technical field [0001] The invention belongs to the technical field of feed additives, and in particular relates to a preparation method of a suckling pig feed additive. Background technique [0002] At present, due to the addition of some unconventional raw materials to the feed, the original flavor of the feed has been changed and the palatability of the feed has been affected. Slow, hindering the development of pig breeding industry. Feed nutrition, feed intake and digestion and absorption are important factors to ensure the healthy growth and efficient production of livestock and poultry. However, people in the feed industry are mainly concerned about how the nutrient content in the feed can meet the nutritional requirements of livestock and poultry, and often ignore a key factor hidden between the two: palatability and feed intake. [0003] At present, in the process of pig breeding, the early weaning method is generally adopted, and in the weaning period of piglets, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23K40/30A23K40/10A23K50/30A23K50/60A23K10/20A23K10/24A23K10/14A23K10/30A23K20/158A23K20/111C08G65/331C08G65/333C08G63/668C08G63/91
CPCA23K40/30A23K40/10A23K50/30A23K50/60A23K10/20A23K10/24A23K10/14A23K10/30A23K20/158A23K20/111C08G65/331C08G65/33396C08G63/668C08G63/914Y02P60/87
Inventor 罗士津范文君黄坚姚继明张英东
Owner LUOGANG BRANCH GUANGDONG WANGDA GRP
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