CN102550559A - Dibromocyanoacetamide (C2H2ON2Br2) disinfection tablet and preparation method thereof - Google Patents

Dibromocyanoacetamide (C2H2ON2Br2) disinfection tablet and preparation method thereof Download PDF

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Publication number
CN102550559A
CN102550559A CN2011104318895A CN201110431889A CN102550559A CN 102550559 A CN102550559 A CN 102550559A CN 2011104318895 A CN2011104318895 A CN 2011104318895A CN 201110431889 A CN201110431889 A CN 201110431889A CN 102550559 A CN102550559 A CN 102550559A
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China
Prior art keywords
parts
dibromocyanoacetamide
dibromo
tablet
disinfection tablet
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Pending
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CN2011104318895A
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Chinese (zh)
Inventor
孙寒月
赵迎春
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Sun Hanyue
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XINJIANG LANLI JIEKANG BIOTECHNOLOGY CO Ltd
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Priority to CN2011104318895A priority Critical patent/CN102550559A/en
Publication of CN102550559A publication Critical patent/CN102550559A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a dibromocyanoacetamide (C2H2ON2Br2) disinfection tablet and a preparation method thereof. The dibromocyanoacetamide disinfection tablet is prepared from the following raw materials in parts by weight: 50 parts of C2H2ON2Br2, 20 parts of sodium carbonate (Na2CO3), 8 parts of sodium benzoate and 22 parts of CMC (Carboxy Methylated Cellulose). The preparation method comprises the following steps of: adding weighed raw materials into a blending machine, blending for 1 hour at normal temperature, taking a sample so as to measure the content of effective bromine, stopping blending after the content of the effective bromine reaches 50+/-5wt%, pressure-testing some finished products, placing in cold water and observing effervescence time, sending the blended raw materials to a tablet making room for making the tablet after the blended raw materials reach the standard, and packaging to obtain the finished product of the dibromocyanoacetamide disinfection tablet. The preparation method is simple in process; and the prepared dibromocyanoacetamide disinfection tablet is a novel efficient disinfection tablet following a chlorine disinfection tablet; and by utilizing the dibromocyanoacetamide disinfection tablet, the problems of pungent smell and corrosion to metal of the chlorine disinfection tablet are solved, and bleaching properties to fabrics are reduced.

Description

Dibromo cyanoacetamide sterilization sheet and preparation method thereof
Technical field
The present invention relates to a kind of dibromo cyanoacetamide sterilization sheet and preparation method thereof.
Background technology
Chlorine-containing disinfectant is meant that water-soluble generation has the hypochlorous disinfectant of microbiocidal activity, and its microbicidel active ingredient is often represented with available chlorine.The hypochlorous acid molecular weight is little, is prone to be diffused into bacterium surface and permeates cell membranes and gets in the thalline, makes the mycoprotein oxidation cause bacterial death.Chlorine-containing disinfectant can be killed various microorganisms, comprises bacterial propagule, virus, fungi, tubercle bacillus and the strongest bacterial spore of drag.This type disinfectant comprises inorganic chloride (like clorox, calcium hypochlorite, Efficacious Disinfeitant), organochlorine compound (like sodium dichloro cyanurate, sym-closene, oronain T etc.).Inorganic chlorine character is unstable, is subject to light, heat and moist influence, loses its active ingredient, and organochlorine is then relatively stable, but all unstable after water-soluble.
Chlorine-containing disinfectant is the high effect disinfectants that medical industry is used, and it is high with sterilizing rate, sterilizing time is short, fungicidal spectrum extensively is celebrated.But its shortcoming is penetrating odor, corroding metal to be arranged, fabric is had discoloration, and these shortcomings make its application receive environmental limitations.
Summary of the invention
The technical issues that need to address of the present invention just are to overcome the defective of prior art; A kind of dibromo cyanoacetamide sterilization sheet and preparation method thereof is provided; Technology of the present invention is simple; The dibromo cyanoacetamide sterilization sheet of producing is the new and effective sterilization sheet after the chlorine-containing disinfecting sheet, and it has solved the penetrating odor of chlorine-containing disinfecting sheet and to corrosion of metal, has reduced the bleachability to fabric.
For addressing the above problem, the present invention adopts following technical scheme:
The invention provides a kind of dibromo cyanoacetamide sterilization sheet, said sterilization sheet is the sterilization sheet that is formed by the feedstock production that following weight portion is equipped with:
Dibromo chloroacetamide C 2H 2ON 2Br 250 parts; Sodium carbonate Na 2CO 320 parts; 8 parts of Sodium Benzoates and CMC22 part.
The present invention provides a kind of described dibromo cyanoacetamide sterilization piece preparation method simultaneously:
With dibromo chloroacetamide C 2H 2ON 2Br 250 parts; Sodium carbonate Na 2CO 320 parts; 8 parts of Sodium Benzoates and CMC22 part have been measured the back and have been added in the compounder, after normal temperature was mixed 1 hour; The content of effective bromine is surveyed in sampling, after effectively bromine content reaches weight concentration and is 50% ± 5%, stops to be mixed; Several finished products of pressure testing are put into cold water and are observed the effervesce time, under 25 ℃ of conditions of room temperature; Two dibromo cyanoacetamides sterilization sheets are put into 1000ml running water 10min effervesce and are finished, will mix confected materials after up to standard and deliver to and carry out film-making between film-making, packing both finished product.
Among the present invention, dibromo cyanoacetamide (DBNPA) is a kind of novel potent Biocidal algae-killing agent and water treatment agent.The best approach of synthesizing it is at H 2O 2Effect under, make Br 2With cyanoacetamide (CAA) solution reflux, can prepare the dibromo cyanoacetamide of high yield.
Sodium carbonate, popular name soda, soda ash, washing soda, chemical formula: Na 2CO 3, under the general case white powder, be strong electrolyte.Density is 2.532g/cm 3, fusing point is 851 ℃, and is soluble in water, has the general character of salt.
Sodium Benzoate (chemical formula: C 6H 5CO 2Na), be benzoic sodium salt.Sodium Benzoate is the food preservative that is in daily use, and has to prevent the rotten effect of turning sour, extending the shelf life, and all is widely used in countries in the world.
CMC is the abbreviation of sodium carboxymethylcellulose, be native cellulose through the product that modification forms, be widely used.
Technology of the present invention is simple, and the dibromo cyanoacetamide sterilization sheet of production is the new and effective sterilization sheet after the chlorine-containing disinfecting sheet, and it has solved the penetrating odor of chlorine-containing disinfecting sheet and to corrosion of metal, has reduced the bleachability to fabric.
Embodiment
With dibromo chloroacetamide C 2H 2ON 2Br 250 parts; Sodium carbonate Na 2CO 320 parts; 8 parts of Sodium Benzoates and CMC22 part have been measured the back and have been added in the compounder, after normal temperature was mixed 1 hour; The content of effective bromine is surveyed in sampling, after effectively bromine content reaches weight concentration and is 50% ± 5%, stops to be mixed; Several finished products of pressure testing are put into cold water and are observed the effervesce time, under 25 ℃ of conditions of room temperature; Two dibromo cyanoacetamides sterilization sheets are put into 1000ml running water 10min effervesce and are finished, will mix confected materials after up to standard and deliver to and carry out film-making between film-making, packing both finished product.
Among the present invention, dibromo cyanoacetamide (DBNPA) is a kind of novel potent Biocidal algae-killing agent and water treatment agent.The best approach of synthesizing it is at H 2O 2Effect under, make Br 2With cyanoacetamide (CAA) solution reflux, can prepare the dibromo cyanoacetamide of high yield.
Sodium carbonate, popular name soda, soda ash, washing soda, chemical formula: Na 2CO 3, under the general case white powder, be strong electrolyte.Density is 2.532g/cm 3, fusing point is 851 ℃, and is soluble in water, has the general character of salt.
Sodium Benzoate (chemical formula: C 6H 5CO 2Na), be benzoic sodium salt.Sodium Benzoate is the food preservative that is in daily use, and has to prevent the rotten effect of turning sour, extending the shelf life, and all is widely used in countries in the world.
CMC is the abbreviation of sodium carboxymethylcellulose, be native cellulose through the product that modification forms, be widely used.
Technology of the present invention is simple, and the dibromo cyanoacetamide sterilization sheet of production is the new and effective sterilization sheet after the chlorine-containing disinfecting sheet, and it has solved the penetrating odor of chlorine-containing disinfecting sheet and to corrosion of metal, has reduced the bleachability to fabric.
What should explain at last is: obviously, the foregoing description only be for clearly the present invention is described and is done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, can also make other multi-form variation or change on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being amplified out thus or change still are among protection scope of the present invention.

Claims (2)

1. dibromo cyanoacetamide sterilization sheet, it is characterized in that: said sterilization sheet is the sterilization sheet that is formed by the feedstock production that following weight portion is equipped with:
Dibromo chloroacetamide C 2H 2ON 2Br 250 parts; Sodium carbonate Na 2CO 320 parts; 8 parts of Sodium Benzoates and CMC22 part.
2. dibromo cyanoacetamide as claimed in claim 1 sterilization piece preparation method is characterized in that said method is:
With dibromo cyanoacetamide C 2H 2ON 2Br 250 parts; Sodium carbonate Na 2CO 320 parts; 8 parts of Sodium Benzoates and CMC22 part have been measured the back and have been added in the compounder, after normal temperature was mixed 1 hour; The content of effective bromine is surveyed in sampling, after effectively bromine content reaches weight concentration and is 50% ± 5%, stops to be mixed; Several finished products of pressure testing are put into cold water and are observed the effervesce time, under 25 ℃ of conditions of room temperature; Two dibromo cyanoacetamides sterilization sheets are put into 1000ml running water 10min effervesce and are finished, will mix confected materials after up to standard and deliver to and carry out film-making between film-making, packing both finished product.
CN2011104318895A 2011-12-21 2011-12-21 Dibromocyanoacetamide (C2H2ON2Br2) disinfection tablet and preparation method thereof Pending CN102550559A (en)

Priority Applications (1)

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CN2011104318895A CN102550559A (en) 2011-12-21 2011-12-21 Dibromocyanoacetamide (C2H2ON2Br2) disinfection tablet and preparation method thereof

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800082A (en) * 1987-03-23 1989-01-24 The Dow Chemical Company Sustained release microbiological control composition
EP0953284A1 (en) * 1998-04-24 1999-11-03 Clearwater, Inc. Biocide with accelerated dissolution
CN1650708A (en) * 2004-02-04 2005-08-10 昆山鼎惠精细化工有限公司 Disinfectant composition containing 2,2-dibromo-tricyano propanamide

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800082A (en) * 1987-03-23 1989-01-24 The Dow Chemical Company Sustained release microbiological control composition
EP0953284A1 (en) * 1998-04-24 1999-11-03 Clearwater, Inc. Biocide with accelerated dissolution
CN1650708A (en) * 2004-02-04 2005-08-10 昆山鼎惠精细化工有限公司 Disinfectant composition containing 2,2-dibromo-tricyano propanamide

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Owner name: SUN HANYUE

Free format text: FORMER OWNER: XINJIANG LANLI JIEKANG BIOTECHNOLOGY CO., LTD.

Effective date: 20120924

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20120924

Address after: The dawn of the 830000 the Xinjiang Uygur Autonomous Region Urumqi ironworks in Midong District Town Village

Applicant after: Sun Hanyue

Address before: The dawn of the 830000 the Xinjiang Uygur Autonomous Region Urumqi ironworks in Midong District Town Village

Applicant before: Xinjiang Lanli Jiekang Biotechnology Co.,Ltd.

C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20120711