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New feed additives is not only a unit or individual declaration, they declared other units can not be declared after the declaration? If it is the same product, the production method is different, is not it can not declare? If a product has been a new feed additives, other companies without his authorization, can produce their own?
Can take alkali copper example, there are several companies to produce, right, the key is that you need to complete the relevant research independently, which is not the same as the patent, but after the protection period, other enterprises do not seem to do the toxicity test.
What is meat adhesive?
Sodium alginate is particularly suitable for use as a meat adhesive.
Common types of glue?
Such sealants are based on oil, and commonly used oils are of various vegetable oils such as linseed oil, castor oil, and tung oil, as well as animal oils such as fish oil.
Will the height of 2800 into the deep 4500 bay 2700 floor -4500 to be a layer to arrange the door how to arrange the stairs
Adhesives and special materials: Mosaic fiber mesh adhesives, polyurethane sealant, polyurethane sealant, polysulfide sealant, acid and alkali epoxy clay, acid and alkali epoxy putty, tar modified epoxy anti-skid Layer, polymer repair mortar, non-tar polyurethane waterproof coating, water-based epoxy waterproof sealing layer, rigid / flexible polymer waterproof coating.
Chinese adhesives are not core journals
China Adhesive (monthly) was founded in 1986 by the OKorder Institute of Synthetic Resin, the National Adhesive Information Station, China Adhesive Industry Association. "China Adhesive" is a publicly available adhesive publication at home and abroad, rich in content, a variety of adhesives and sealants of the new varieties and change
What is the principle and amount of amine chloride used as a binder?
Epoxy resin and polyurethane glue which one is better
The 18th China International Adhesive and Sealant Exhibition published papers how to find
It is a very important step to carry out the necessary animal experiments or clinical observation. It is also an important way to get the objective result and get the correct conclusion. It is also an important way to accumulate the preparation of the paper. The experiment is based on the purpose of the study, the use of various means of material (laboratory equipment, animals, etc.), to explore the objective law of the method; observation is to reveal the reasons behind the phenomenon and its laws and consciously to study the phenomenon of nature. The main role of the two is to collect scientific facts, access to scientific research of emotional materials, development and testing of scientific theory. The difference between the two is that "observation is the collection of natural phenomena provided by the East, and the experiment is extracted from the natural phenomenon of what it wants." Therefore, regardless of animal experiments or clinical observation, should be careful and serious. Based on a variety of facts, and in the work to do a variety of records.
Is the glass gel an industrial adhesive? And neoprene industrial glue distinction
Glass glue by performance is divided into two kinds: neutral glass glue and acid glass glue. Generally used for home improvement bonding. Home furnishings are generally used in the place of glass glue: wooden line on the back of the mouth, sanitary ware, toilet, bathroom in the make-up mirror, wash basin and wall cracks, etc., these places to use different properties of glass glue. Neutral glass adhesive force is relatively weak, generally used in the back of the bathroom mirror do not need strong adhesion of these places. Neutral glass glue used in home improvement more, mainly because it will not corrode the object, and acidic glass glue is generally used in the wood line on the back of the dumb mouth, strong adhesion.