CS212430B1 - Method of preparation of the solution of tridiamosilver triborate - Google Patents
Method of preparation of the solution of tridiamosilver triborate Download PDFInfo
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- CS212430B1 CS212430B1 CS738777A CS738777A CS212430B1 CS 212430 B1 CS212430 B1 CS 212430B1 CS 738777 A CS738777 A CS 738777A CS 738777 A CS738777 A CS 738777A CS 212430 B1 CS212430 B1 CS 212430B1
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- 238000000034 method Methods 0.000 title claims description 9
- 238000002360 preparation method Methods 0.000 title claims description 6
- 239000000243 solution Substances 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000012153 distilled water Substances 0.000 claims description 17
- -1 tri-ammonium silver borate Chemical compound 0.000 claims description 12
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 239000000908 ammonium hydroxide Substances 0.000 claims description 5
- 239000002244 precipitate Substances 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 4
- UINZSTNTGAPYEU-UHFFFAOYSA-N [Na].[Na].[Na].[Na].[Na].[Na] Chemical compound [Na].[Na].[Na].[Na].[Na].[Na] UINZSTNTGAPYEU-UHFFFAOYSA-N 0.000 claims 1
- 239000012895 dilution Substances 0.000 claims 1
- 238000010790 dilution Methods 0.000 claims 1
- 210000003298 dental enamel Anatomy 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- YAMJITULHOEKMI-UHFFFAOYSA-N B([O-])([O-])[O-].[Ag+3] Chemical compound B([O-])([O-])[O-].[Ag+3] YAMJITULHOEKMI-UHFFFAOYSA-N 0.000 description 2
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 101710134784 Agnoprotein Proteins 0.000 description 1
- SFLRIYPIOABSJV-UHFFFAOYSA-N B([O-])([O-])[O-].B([O-])([O-])[O-].B([O-])([O-])[O-].[B+3].[B+3].[B+3] Chemical compound B([O-])([O-])[O-].B([O-])([O-])[O-].B([O-])([O-])[O-].[B+3].[B+3].[B+3] SFLRIYPIOABSJV-UHFFFAOYSA-N 0.000 description 1
- 229910002923 B–O–B Inorganic materials 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- 206010028116 Mucosal inflammation Diseases 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- XFPWXTDOVHTPED-UHFFFAOYSA-N N.N.N.[Na+].[Na+].[Na+] Chemical compound N.N.N.[Na+].[Na+].[Na+] XFPWXTDOVHTPED-UHFFFAOYSA-N 0.000 description 1
- 238000004125 X-ray microanalysis Methods 0.000 description 1
- GAILCHAIZQKEGP-UHFFFAOYSA-N ac1nuwqw Chemical compound [Ag].[Ag].[Ag] GAILCHAIZQKEGP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002320 enamel (paints) Substances 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 244000005706 microflora Species 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000002200 mouth mucosa Anatomy 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000000803 paradoxical effect Effects 0.000 description 1
- 230000003239 periodontal effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Description
Vynález sa týká spSsobu přípravy trojboritanu tridiamostrieborného vzorca:The present invention relates to a process for the preparation of a tri-boron tri-borate of the formula:
ktorý možno použit v stomatologii ako preventivný prostriedok proti zubnému kazu a mikrobiélnemu zápalu slizníc ústnej dutiny a chobotov paradontu.which can be used in dentistry as a preventive agent against dental caries and microbial inflammation of the oral mucous membranes and paradontic trunks.
Boritany sú zlúčeniny, ktoré obsahujú rozmanité anióny s vazbami B-O-B, ktorých štruktúra a jej zákonitosti sú v podstatě obdobné ako pri kremičitanových anionoch. Základnými jednotkami boritanových aniónov sú trojúholníkové skupiny BO^ alebo tetraedrické BO^, ktoré sa spájajú spoločnými atómami kyslíka a vytvárajú tak polymérne reťazce alebo kruhové útvary·Borates are compounds that contain multiple anions with B-O-B bonds whose structure and patterns are substantially similar to silicate anions. The basic units of borate anions are the triangular groups BO ^ or tetrahedral BO ^, which are joined by common oxygen atoms to form polymer chains or ring structures.
Boritany jednomocných kovov obsahujú tri metaboritanové B0£ aniónové skupiny cyklicky viazané do šesťúholnika - číže ťvoria cyklotrojboritany (trimetaboritany). (J. Gažo et al., VSeobecná a anorganická chémia, Bratislava, 1974.) Pripravujú sa reakciami roztokov kyseliny trihydroboritej s kysličníkmi, připadne hydroxídmi kovov. Vo vodě sa rozpúšťajú len boritany alkalických kovov. Trojboritan trojstřieborný je biela krystalická látka, vo vodě slabo rozpustná, rozpustné v hydroxide amónnom, za vzniku příslušného amokomplexu. SpSsob přípravy a použitie trojboritanu tridiamostrieborného v stomatologii nie je zatial v literatúre opísaný.The monovalent metal borates contain three metaborate B0 £ anionic groups cyclically bonded to a hexagon - the cycloborohydrates (trimetaborites). (J. Gazo et al., General and Inorganic Chemistry, Bratislava, 1974.) They are prepared by reacting solutions of borohydride with oxides or metal hydroxides. Only alkali metal borates dissolve in water. Tri-silver tri-borate is a white crystalline substance, slightly soluble in water, soluble in ammonium hydroxide, to form the corresponding amocomplex. The method for the preparation and use of tri-silver tri-borate in dentistry has not been described in the literature.
Pre použitie v stomatologii je potřebný vodný alebo vodnoetanolický roztok trojboritanu tridiamostrieborného, ktorý neobsahuje voTný NH^, pretože tento nekontaminuje tkáně ústnej dutiny.For use in dentistry, an aqueous or aqueous-ethanolic solution of tri-ammonium trisborate, which does not contain free NH4, is required since it does not contaminate oral tissues.
Navrhovaný postup podl’a vynálezu rieši spčsob přípravy roztoku trojboritanu tridiamostriebornáho, neobsahujúci voTný NEppre stomatologické účely, ktorého podstata spočívá v tom, že 1 liter 0,3molárneho roztoku dusičnanu strieborného (AgNO^) sa nechá zreagovať s 1 litrom 0,1 molárnym roztokom trojboritanu trojsódneho (Na^B^Og . 121^0) zá vzniku 0,3 molu trojboritanu trojstrieborneho (Ag^B^Og), zrazenina ktorého sa dekantuje destilovanou vodou, odfiltruje, na filtri premyje destilovanou vodou, a vysuší.The process according to the invention provides a process for the preparation of a solution of tri-silver tri-borate, not containing free NE for dental purposes, characterized in that 1 liter of a 0.3 molar silver nitrate solution (AgNO4) is reacted with 1 liter of 0.1 molar triborate trisodium (Na 2 B 2 O 3. 121 4 O) gave 0.3 moles of trisborate (Ag 2 B 4 O 3), which precipitate was decanted with distilled water, filtered, washed with distilled water on the filter, and dried.
1,0 molu až 1,1 molu trojboritanu trojstrieborného (Ag^B^Og) sa rozpustí v 6 moloch 10 až 25% hydroxidu amónnom. Nezreagovaný trojboritan trojstřieborný sa odfiltruje. Filtrát trojboritanu tridiamostrieborného sa zriedi destilovanou vodou s výhodou na 3 až 5% hmot. koncentráciu, nakolko koncentrovanejšie roztoky sú nestále.1.0 moles to 1.1 moles of tripotassium borohydride (Ag? B? Og) is dissolved in 6 moles of 10 to 25% ammonium hydroxide. Unreacted trisilicate triborate was filtered off. The tridiammonium borohydride filtrate is diluted to about 3-5% by weight with distilled water. concentration, since more concentrated solutions are unstable.
SpSsobom podTa vynálezu sa získá roztok trojboritanu tridiamostrieborného, neobsahujúci voTný NH, o koncentrácii 3 až 5%, ktorý je vyznačený oxidoredukčnými vlastnosťami, preto nesmie prísť do styku s kovmi a organickými zlúčeninami, ktoré majú redukčně vlastnosti.According to the invention, a solution of 3 to 5% free tri-ammonium trisodium borohydride having a concentration of 3 to 5%, which is characterized by oxidative reduction properties, is not allowed to come into contact with metals and organic compounds having reducing properties.
až 5% roztok trojboritanu tridiamostrieborného je stály pri vylúčení světla o vlnovej dížke od 200 nm do 750 nm (ultrafialová a viditelná oblasť) a pri teplotách nižších ako 20 °C. Výrobný postup je jednoduchý, pracuje sa s běžným zariadením za normélneho tlaku.up to 5% of trisammonium trisborate solution is stable at light exclusion with a wavelength between 200 nm and 750 nm (ultraviolet and visible areas) and at temperatures below 20 ° C. The manufacturing process is simple, it is operated with standard equipment under normal pressure.
Příklad 1Example 1
Do 1 litra 0,3molárneho roztoku štvorboritanu dvojsódneho (NagfB^Og(OH)^] sa přidá 1 liter 0,6molárneho roztoku hydroxidu sodného. Vzniklý roztok trojboritanu trojsódneho (Na-jB^Og . 12H2O) sa oddělí od prebytočných alkálií vyzrážaním acetónom. Vylúčený trojboritan trojsódny (Na^B^Og . 12H,,O) sa odfiltruje, na filtri premyje acetónom a rozpustí v 1 litri destilovanej vody. K takto připravenému roztoku sa přidá 1,2 mólu dusičnanu strieborného (AgNO^) rozpuštěného v 1 litri destilovanej vody.To 1 liter 0,3molárneho štvorboritanu solution of disodium (NagfB ^ Og (OH) ^] is added to 1 liter 0,6molárneho sodium hydroxide solution. The solution trojboritanu trisodium (In-b ^ Og. 12H 2 O) was separated from excess alkali by precipitation The precipitated trisodium borohydride (NaitanB ^Og. 12H ,,O) is filtered off, washed with acetone on a filter and dissolved in 1 liter of distilled water, to which 1.2 mol of silver nitrate (AgNO ^) dissolved in acetone is added. 1 liter of distilled water.
Vyléčená zrazenina trojboritanu trojstrieborného sa dekantuje destilovanou vodou, odfiltruje a na filtri sa rozpustí v 2,399 molu 20% hydroxidu amonného. Vzniklý roztok trojboritanu tridiamostrieborného /[AgtNH^Íj^ B^Og/ zriedíme 10,455 litra destilovanou vodou, čím sa získá 5% roztok, ktorý je stály. NakoTko komplexná zlúčenina trojboritanu' tridiamostrieborného je citlivá na světlo o vlnovej dížke od 200 nm do 750 nm, pričom dochádza k jej redukcii, je potřebné pracovat pri červenom svetle.The recovered precipitate of tri-silver boronate was decanted with distilled water, filtered off and dissolved in 2,399 mol of 20% ammonium hydroxide on the filter. The resulting tri-ammonium trisborate (boron) solution ([AgtNH2O4B3O2]) was diluted with 10.455 liters of distilled water to give a 5% solution which was stable. Since the tridiammonium triple borate complex compound is sensitive to light with a wavelength of from 200 nm to 750 nm and is reduced, it is necessary to work in red light.
Příklad 2Example 2
Roztok trojboritanu trojsódneho (NajB^Og . 121^0), ktorý sa získá rozpuštěním 413,406 g v 5 000 ml destilovanej vody, sa nechá zreagovať s roztokom dusičnanu strieborného (AgNO^) připraveného rozpuštěním 509,625 g v 5 000 ml destilovanej vody. Vzniklá zraženina trojboritanu trojstrieborného (Ag^B^Og) sa dekantuje destilovanou vodou, odfiltruje, na filtri premyje destilovanou vodou a vysuší. 452,073 g krystalického trojboritanu trojstrieborného (Ag^B^Og) sa rozpustí v 761 ml 2.5% hydroxide amónnom (NH^OH).A solution of trisodium borohydride (NaB ^Og. 121 ^O), obtained by dissolving 413.406 g in 5000 ml of distilled water, is reacted with a solution of silver nitrate (AgNONO) prepared by dissolving 509.625 g in 5000 ml of distilled water. The resulting precipitate of silver (III) boronate (Ag? B? Og) is decanted with distilled water, filtered, washed with distilled water and dried. 452.073 g of crystalline tri-silver borohydride (Ag? B? O?) Is dissolved in 761 ml of 2.5% ammonium hydroxide (NH 4 OH).
Nezreagovaný trojboritan trojstřieborný (Ag^B^Og) sa odfiltruje. Roztok trojboritanu tridiamostrieborného sa zriedi 10 080 ml destilovanou vodou na 5% koncentráciu. NakoTko komplexná zlúčenina trojboritanu tridiamostrieborného [AgdiH^JgD^BjOg je citlivá na světlo vlnovej dížky od 200 nm do 750 nm, je potřebné vyššie uvedený postup vykonávat pri červenom osvětlení.Unreacted tri-silver (III) borate (Ag? B? Og) is filtered off. The tri-triammonium borohydride solution is diluted with 1080 ml of distilled water to a 5% concentration. Since the complex tridiammonium borohydride compound [AgdiH ^JgD ^BOOg is sensitive to light at wavelengths from 200 nm to 750 nm, the above procedure should be carried out in red light.
Analýza ml roztoku bolo zriedené na 300 ml destilovanou vodou, získaný roztok bol vyzrážaný 5% kyselinou chlorovodíkovou, zrazenina chloridu strieborného bola premytá destilovanou vodou, odfiltrovaná a po vysušeni zvážená. Priemer z troch stanovení AgCl - 0,0792 g, čo odpovedá teoretickému obsahu striebra v 5% roztoku trojboritanu tridiamostrieborného.Analysis of the ml solution was diluted to 300 ml with distilled water, the obtained solution was precipitated with 5% hydrochloric acid, the silver chloride precipitate was washed with distilled water, filtered and weighed after drying. Average of three AgCl determinations - 0.0792 g, which corresponds to the theoretical silver content in a 5% tridiammonium silver borate solution.
Fyzikálno-chemické vlastnostiPhysico-chemical properties
5% roztok trojboritanu tridiamostrieborného je slabonahnedlá číra kvapalina, svetlom vlnovej dížky od 200 nm do 750 nm sa rozkládá za vzniku kovovolesklých povlakov. Zreagovaním s redukujúcimi zlúčeninami dochádza k vylúčení Ag2OThe 5% tridiammonium borohydride solution is a pale brownish-brown liquid, and decomposes with light wavelengths from 200 nm to 750 nm to form metal-enamel coatings. Treatment with reducing compounds results in the precipitation of Ag 2 O
SpSsob přípravy aplikačných roztokov trojboritanu tridiamostrieborného:Method of preparation of tridiammonium silverborate (III) borate application solutions:
Příklad 3 (Vodný roztok koncentrácie 0,01% hmot. určený na prevenciu proti vzniku zubného kazu)Example 3 (0.01% w / w aqueous solution intended to prevent tooth decay)
100 ml roztoku připraveného podTa příkladu 1 sa zriedi 4 900 ml destilovanou vodou.100 ml of the solution prepared according to Example 1 are diluted with 4900 ml of distilled water.
Příklad 4 (Vodnoetanolický roztok koncentrácie 0,02%, na liečenie mikrobiálneho zápalu tkániv ústnej dutiny a parodontálnych chobotov)Example 4 (A 0.02% aqueous ethanol solution for the treatment of microbial inflammation of oral tissues and periodontal trunks)
200 ml roztoku připraveného podl’a příkladu 1 sa zriedi 4 800 ml 40% vodnoetanolickým roztokom.200 ml of the solution prepared according to Example 1 are diluted with 4800 ml of a 40% aqueous ethanol solution.
Z 3 až 5% roztoku trojboritanu tridiamostrieborného sa pripravia aplikačně roztoky pře stomatologické účely o koncentrácii 1 G~až 10-¾ vo formě vodného alebo až 40% vodoalkoholického roztoku. Tieto roztoky nie je sú toxické, sú baktericídne, nekontaminujú tkáně ústnej dutiny a majú adsorpčné schopnosti na plak zubnej skloviny a na zubnú sklovinu.From 3 to 5% solution of trojboritanu tridiamostrieborného are prepared by applying a solution for dental purposes a concentration of 1 to 10 G ~ - ¾ in aqueous or 40% vodoalkoholického solution. These solutions are non-toxic, bactericidal, do not contaminate oral tissues, and have adsorptive properties on enamel plaque and enamel.
Toxicita aplikačného roztoku 10~4 až 10~2% roztoku trojboritanu tridiamostrieborného bola testovaná vo formě vodného roztoku na pokusných myškách intravenózne a perorálne (1 ml aplikačného roztoku na 20 g žívej váhy), pričom sa zistilo, že roztok nepSsobí toxicky.The toxicity of the treatment solution 10 ~ 4-10 ~ 2% solution of trojboritanu tridiamostrieborného was tested in the form of an aqueous solution of the test little Mice orally and intravenously (1 ml treatment solution per 20 g live weight), and was found that the solution nepSsobí toxic.
Baktericídnosť aplikačného roztoku bola testovaná na anaerobnu a aerobnu mikrofloru ústnej dutiny, ktorá spdsobuje zápaly slizníc a paradontálnych chobotov a ktorej kyslé pro dukty rozpúšťajú zubnú sklovinu, čím spSsobujú kazivosť zubov. K uhynutiu zhubnej mikrofláry dochádza už za 30 sekúnd po použití aplikačného roztoku, pričom nedochádza ku kontamináeii slizníc ústnej dutiny.The bactericidal nature of the application solution has been tested for anaerobic and aerobic microflora of the oral cavity, which cause mucosal inflammations and paradoxical trunks and whose acidic products dissolve tooth enamel, thereby causing tooth decay. Death of the malignant microflaria occurs as early as 30 seconds after application of the application solution, without contamination of the oral mucosa.
Adsorpcia aplikačného roztoku trojboritanu tridiamostrieborného na plak zubnej skloviny a zubnú sklovinu sa dokázala stanovením striebra Ag pjomoeou elektrónovej mikrosondy (RTG-mikroanalýzou) a spektrochemicky.The adsorption of the tridiammonium silver borate application solution to enamel plaque and dental enamel was determined by Ag silver determination by electron microprobe (X-ray microanalysis) and spectrochemically.
Stabilita 5% roztoku trojboritanu tridiamostrieborného, z ktorého sa pripravujú aplikačně roztoky, sa kontrolovala stanovením striebra Ag gravimetricky v jednomesačných intervaloch po dobu 2 rokov, pričom sa jeho 5% koncentrácia prakticky nezměnila.The stability of the 5% tridiammonium borohydride solution from which the application solutions are prepared was checked by determining silver Ag gravimetrically at one-month intervals for 2 years, while its 5% concentration remained virtually unchanged.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS738777A CS212430B1 (en) | 1977-11-11 | 1977-11-11 | Method of preparation of the solution of tridiamosilver triborate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS738777A CS212430B1 (en) | 1977-11-11 | 1977-11-11 | Method of preparation of the solution of tridiamosilver triborate |
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| Publication Number | Publication Date |
|---|---|
| CS212430B1 true CS212430B1 (en) | 1982-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS738777A CS212430B1 (en) | 1977-11-11 | 1977-11-11 | Method of preparation of the solution of tridiamosilver triborate |
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| Country | Link |
|---|---|
| CS (1) | CS212430B1 (en) |
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1977
- 1977-11-11 CS CS738777A patent/CS212430B1/en unknown
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