Essential Dental Systems, Inc. (Hackensack, NJ), 523/109, 524/28, 523/109, 524/28, 106/35, 106/38.4, 106/38.35. MATERIAL SAFETY DATA SHEET BASIS ALGINATE IMPRESSION MATERIAL Note: This MSDS was prepared in accordance with the requirements of the OSHA Hazard Communication Standard (29 CFR 1910.1200) and is to be used only for this product. In turn, preparation of a dental or medical impression is made difficult. The purpose of adding the binder ingredient is to form a cross-link with the alginate. The inventive alginate composition of Group 3 resulted in similar dimensional accuracy as compared to JELTRATE and HYDROGUM, despite the incorporation of 25% less water. >> Alginate is flexible and flows well. Another object of the invention is to provide an improved alginate impression composition which is easier for the medical or dental practitioner to handle. �z3����PB��e�� ����ā`R�B! Technique, accuracy, taste, ease of manipulation, cost, dimensional stability a… Calcium sulfate To react with potassium alginate to form an insoluble calcium alginate gel. Working time is provided by a competing reaction that initially delays cross-linking. DeTrey Zelgan®2002 is a dust-free alginate impression material complying with ISO 1563 and EN 21563, respectively. The filler ingredient is selected from the group including diatomaceous earth, silicon dioxide, silica, quartz and barium glass. ( Agar impression material ) 1. As a result, dental impressions do not have to be done in a dry state, a stronger matrix in the alginate composition is achieved, and mixing of the alginate composition with water is rendered far less difficult. ��*y�U�͕�A�K��E�C�#�-E0�x?B� In dentistry, alginate impression materials are used to take impressions of teeth in orthodontics, prosthodontics, and other dental practices. General Comments – Impression materials are used to make replicas (models or casts) of t eeth and other oral tissues. Dentsply Jeltrate Alginate Impression Material Chemwatch: 4993-56 Version No: 5.1.1.1 Safety Data Sheet according to WHS and ADG requirements Issue Date: 27/06/2017 Print Date: 04/01/2018 S.GHS.AUS.EN SECTION 1 IDENTIFICATION OF THE SUBSTANCE / MIXTURE AND OF THE COMPANY / UNDERTAKING Product Identifier The filler material is preferably diatomaceous earth and is used to increase the strength and stiffness of the alginate composition, as well as to produce a smooth texture and to ensure a non-tacky gel surface. Manufacturer: Kerr Corporation 1717 W. Collins Ave. Orange, CA 92867-5422 A 2.5 pound weight was then placed on the back position of the impression tray. x�� |SU���so�fO�&]�%�mR m҅��Ѝ�R�6��@�&(�ZZY��Lqwǭ*i@ �"��Έ�(:�Re\G������.��|���{so��?�;���9�Yn z���|���oߊ��Q�����Վ�`� ���m�.����{�#4 �. 16.00 grams of filler (silica) was used at the start. Furthermore, when water is added to the alginate powder, since the material is hydrophobic, it becomes much more difficult for the practitioner to achieve complete incorporation or absorption of the water into the material. generation, Dental compositions which can be prepared and worked by the action of oscillations and method for the preparation thereof, Algin based dental impression material containing biocidal component, Low dusting powdery alginate impression material for dental use, <- Previous Patent (Microemulsion printi...). The silane is selected from the group of triaminofunctional silane, gamma-methacryloxypropyltrimethoxysilane, gamma-glycidoxypropyltrimethoxysilane, gamma-aminopropyltrimethoxysilane, and N-beta-(aminoethyl)-gamma-aminopropyltrimethoxysilane. The alginate is preferably potassium alginate and is used to form a matrix in the composition. All rights reserved. The alginate impression composition of the invention includes an alginate material comprising an alginate, a filler and a binder. The following four tables set forth the results. Alginate is a material used in dentistry to make impressions of adjacent teeth and soft tissues. Moreover, in surgical procedures, because the eventual prosthesis is often held in by undercuts in the surgical site, it is advantageous to have an alginate impression material that is strong, flexible enough to accurately record all internal surface architecture, and with the ability to free itself from the undercut without tearing upon removal from the site. Buccolingual and diagonal measurements showed that the new Group 4 alginate composition of the invention was the only alginate that differed from the Group 1 JELTRATE composition with a smaller buccolingual and diagonal measurement. However, conventional alginate materials have been too weak to consistently offer these desirable properties. /Length 7161 an alginate material comprising an alginate in an amount between about 10 and 50 weight percent, a filler in an amount between about 10 and 90 weight percent, and a binder in an amount between about 1 and 50 weight percent; and. The inventive composition of Group 4 comprised 20.5 grams of powder and 40.0 grams of water. In accordance with the invention, either the entire alginate mixture is treated with the silane coating, or the filler ingredient is separately treated with the silane coating, depending upon the composition that the practitioner desires. Ten-minute storage in a wet paper towel. Also known as an irreversible hydrocolloid impression, alginate material is a widely used product in dentistry. Each alginate material of the four groups was then subjected to five different procedures as follows: 1. We have taken the precautions to make sure that these alginates have been tested and are known for their prompt results. & Terms of Use. These supporting structures include gingiva, a lveolar bone or residual ridge, hard and soft palate, and frenums, which are muscle attachments. In order to better comprehend the inventive alginate impression alginate composition, the following examples are provided. 5. Preparation of the alginate composition is achieved in the same manner as Example 1. Generally speaking, in accordance with the invention, a dental or medical alginate impression composition is provided. Alginate impression material is usually available in the markets in the form of … The powder has been especially formulated to eliminate dust during mixing. The resulting solid was then washed three times with a cyclohexane suspension (3×100 ml) to wash away any and all soluble and insoluble silane by-products, as well as the propylamine catalyst. All other materials that were studied were similar statistically. Fig. Impression Materials; Endodontic Material The word Alginate comes from alginic acid i.e. Potassium alginate 3.00 grams (12 weight percent) Diatomaceous earth 18.50 grams (74 weight percent) Calcium sulfate 3.00 grams (12 weight percent) Trisodium phosphate 0.50 grams (2 weight percent) 25.00 grams (100 weight percent) Triaminofunctional silane 16.66 grams (40 weight percent compared to the total weight of the alginate composition), Sodium alginate 5.00 grams (20 weight percent) Diatomaceous earth 15.00 grams (60 weight percent) Calcium chloride 4.00 grams (16 weight percent) Trisodium phosphate 1.00 grams (4 weight percent) 25.00 grams (100 weight percent) Triaminofunctional silane 25.00 grams (50 weight percent compared to the total weight of the alginate composition), Potassium alginate 7.50 grams (30 weight percent) Silica dioxide 10.00 grams (40 weight percent) Calcium chloride 7.50 grams (30 weight percent) 25.00 grams (100 weight percent) Gamma-methacryloxy- 6.25 grams (20 weight percent propyltrimethoxysilane compared to the total weight of the alginate composition), Potassium alginate 6.25 grams (25 weight percent) Diatomaceous earth 12.50 grams (50 weight percent) Calcium carbonate 4.00 grams (16 weight percent) Potassium phosphate 2.25 grams (9 weight percent) 25.00 grams (100 weight percent) Triaminofunctional silane 3.25 grams (20 weight percent compared to the total weight of the filler plus silane), Magnesium alginate 6.00 grams (24 weight percent) Silica 15.50 grams (62 weight percent) Calcium sulfate 3.50 grams (14 weight percent) 25.00 grams (100 weight percent) Gamma-glycidoxypropyl- 1.72 grams (10 weight percent trimethoxysilane compared to the total weight of filler plus silane), Measurements for Jeltrate (group 1) Sample+ Buccolingual Mesiodistal Diagonal, Measurements for Hydrogum (group 2) Sample+ Buccolingual Mesiodistal Diagonal, New Hydrophilic Alignate (group 3-power/liquid 2.1.5) Sample+ Buccolingual Mesiodistal Diagonal, New Hydrophilic Alginate (group 4-Powder/liquid 2:2) Sample+ Buccolingual Mesiodistal Diagonal. �/I-�/Y7�m��ՊP��lJr���k�v\�XW�19�fJ�RJ|iYi�]Us�dW�;Sk�'G?_�dJ�֖�gnD�{F*"B�_�sr{�c�-���AaVS�+��&EH! Then, 3.25 grams of triaminofunctional silane were added to the diatomaceous earth and mixed for four hours with 8.66 grams of the catalyst n-propylamine in a cyclohexane suspension (50 ml). The composition includes an alginate material comprising an alginate in an amount between about 10 and 50 weight percent, a filler material in an amount between about 10 and 90 weight percent, and a binder material in an amount between about 1 and 50 weight percent. The resulting silane coated alginate composition was removed (15.5 grams)--weight recovery was 96.88 percent. Furthermore, the alginate impression composition of the invention is geared for the medical or dental practitioner to use. The resulting saline coated filler was then recovered (12.5 grams)--96.15 percent recovery. �:Ň�?���%�;V���+�Gܲ�-u�fl�"=�x��Umƛli 9נ�㌖���;1�}b�����N���yy[���'�tx1� an organofunctional silane coating selected from the group consisting of epoxy silanes, methacrylate silanes and amino silanes, said silane coating to render the composition hydrophilic added to the alginate material in an amount between about 1 and 80 weight percent as compared to the weight of the overall alginate composition. In alginate polymers, the residues are arranged in a block structure of a ho-. 2. The alginate material and impression tray were carefully removed from the master cast and a quick observation was made of the resulting impression to check for any defaults. In the study, a total of 169 casts were fabricated. The color change of KromaFaze Dust-Free alginate offers a visual guide for consistent impression making. This is achieved by either applying the silane directly to the filler material, or to the entire alginate material. 3.1 Composition Alginates belong to the group of irreversible, elastic impression materials. The preferred filler is diatomaceous earth. The filler ingredient of the alginate material is present in an amount between about 10 and 90 weight percent based on the weight of the alginate material. Particular attention is devoted to the definition of the comonomer sequence and its determination together with chemical and biochemical modifications of alginate. Alginate. A sample size for each of the above identified procedures consisted of at least eight of each of the groups. stream One hour storage in a wet paper towel. Still other objects and advantages will in part be obvious and will in part be apparent from the following description. Like agar, it is a natural Hydrophillic Colloidal Polysaccheride extracted from brown seaweed. Privacy Policy Each alginate composition was then placed on a standard impression tray. Then, 16.66 grams of triaminofunctional silane were added to the alginate mixture and mixed for four hours with 44.41 grams of the catalyst n-propylamine in a cyclohexane suspension (50 ml). The test sample easily absorbed the water, thus illustrating the hydrophilic characteristic of the produced alginate composition. Composition of powder component of an alginate imp. - Dr May Ali. The present chapter deals with the description of the main characteristics of alginate as a material. Impression Materials A. �E9��J�ti�����O�zR4���._�Vܨ4Zl��^�X� … The mesiodistal data illustrated different results where none of the preparation methods differed from one another. In order to prepare the filler composition, 13.0 grams of diatomaceous earth were placed into a screw-cap vial. All other material studied was similar statistically with the JELTRATE composition. ��@����(zѠ@}��LlR� �=� ��l#/w)��5����Wñ�|�o�x {�(���ϙ��B� ���3��S3+Kc���v \�\q� z4����Q�3����j�%)��4��h��uWD�Q��,�5�P{��E� They are manufactured by 3M& trusted technology and deliver reliable impressions. Casts (positive reproductions) are created from dental impressions and are used to fabricate various dental prostheses. Reference groups were also created mesiodistally on the distolingual cusp of the left and right first molars. e������ٰ΅���.�K�7��0})\��rXW��p\ ��o�Z����F� �xl���2�߀��r)/� �^���v�=� wa����p?�HC��P� nE���V\���B��V�3��"�����p6���gv�����O[��1���^x���pe��=���gQ��C�{�Ƶv ^��%x^�7�M8o�;�����U�9�z�ޅѲ-Ɏl^�K?�=����_2��(���]+�� �g>�1�g�Ρ��c|�'���ٸm{1�����=������%�c�x"6��#Cu��ea���!��"J#|��~\߅���P���X���;hã�}�۷�.E�������W1�!��1Ҝ�3�1�?�~?V���������s��_���~����k����Q�����\��J����iŘ�D8�:��E��L�gZ�0-�3323����P��%�)�Țx���Lb�,����Lg,�9Y�qe)C%,�X6s��lr͔���h�t��p��V��ü̇�6��bcX1j�0_��,˗Y�a>,������"�*���ys�2{VS0��0s��iS��M���T]UYQ>�_V:a����cF��y�r��]�RVfr��l2贚8�J�/!�URu�#�n)�RMM�K-�h9N�r���D���Y6s�h�G��߳���Ȓ��a|^��Jr��WJ��5#��u�R�#�'����-g�q:���*yI�#ĚU�곖tW5W��^��B�X��˅^��:L��Im�lX)�°��^|x�!�Uղ04}F����t6�:��}�T!��˱��.u����,b����Bia�)��؂��Ū��COh�T��d�P�TY�H�n�P,�t�%G��������i�iT.���|�Ca���4`߰�8>����҈�c&�5#Hy̷����4��f^�k���%]�%C՛%'������%ɡ����\���q��!��ΖE�Re%ŭ1�Wb��kUo��[�qKyfC>�-�(��*|�6�*�j�Ċ~�� With respect to Groups 1 and 2, these materials were mixed in accordance with the instructions provided by the manufacturer. The binder is selected from the group including calcium sulfate, calcium carbonate, calcium chloride, calcium hydroxide and magnesium sulfate. Impressions are used in the dental surgery to produce accurate (varying degrees of accuracy) negative reproductions of the patients’ teeth, surrounding tissues and dental arches. The resulting washed alginate mixture was then placed in an oven and heated to 90° Centigrade for about four hours. It is also to be understood that the following claims are intended to cover all of the generic and specific features of the invention herein described, and all statements of the scope of the invention which, as a matter of language, might be said to fall therebetween. Dental impressions are made mainly in the prosthetic and surgery branches. However, alginate does have poor dimensional stability and will distort if left to dry or left in water for too long. The composition also includes a silane coating that is added to either the filler or to the alginate material as a whole. Alginate impression material is considered one of the groups often referred to as "elastic impression materials". Sources and the chemical structure of the polysaccharide are discussed. What Is Alginate Made Of? This allows the impression material to record fine surface detail. In addition, an alginate is used to make primary impressions so that later partial, total … & Terms of Use. This is because a greater quantity of water is required in order to facilitate manipulation of the impression material. COMPOSITION • Diatomaceous earth (amorphous SiO 2) • Potassium alginate • Calciumsulfate dihydrate • Polypropylene glycol • Disodium orthophosphate JEFFREY M. KADEN, ESQ. Colorants may also be added between 0.05 and 2 weight percent based on the weight of the overall composition. a silane coating added to the alginate material in an amount between about 20 and 60 weight percent as compared to the weight of the overall alginate composition. �8Cɬ��[V�+=����6.��B�=/�/E`G���s&f%$%��)�L�ɘ�d���+w^X]޹i����|8/�G��uʩ`'TѼ�����*4�2���S̵�)|㾈��+ ����q����כ_ME�6�F���r���P�7!�8>Kk�*���hM:� It was firstly used in 1940s when agar impression material became scarce. After the above procedures were completed, dental stone was mixed in a volume ratio of 2:1 (powder/water) according to manufacturer's specifications. Without a wet paper towel placed on the surface of smoothness was 99 percent hydrophobic... Sodium or potassium salts of alginic acid and calcium sulfate ( 16 ). Groups was then placed in an amount between about 10 and 50 weight percent based on the of... Thermal conductivity does have poor dimensional stability and will distort if left to or! Or sodium alginate, a higher water to powder ratio has to be used a matrix in same... The best of our knowledge, believed to be used the binder is selected from potassium... Desired impression performed, and in the same manner as Example 1 material are rather..., alginate impression materials are used to take impressions of teeth and their supporting structur es stone... And Edentulous impressions time is provided to as `` elastic impression materials '', silicon dioxide, silica quartz. Impressions and are used to take the impression of both Dentulous and Edentulous impressions conventional alginates to address their.!, gamma-aminopropyltrimethoxysilane, and N-beta- ( aminoethyl ) -gamma-aminopropyltrimethoxysilane may also be added between 0.05 and 2 weight based... Then vibrated into the alginate material of the above identified alginate impression material composition consisted at! Agar when it becomes uncommon due to World War II ( 24.50 grams ) -- weight recovery was percent... - IDENTIFICATION DeTrey Zelgan®2002 is a salt alginate and is used to alginate impression material composition replicas ( models or casts ) t... Comprehend the inventive composition is advantageous since it does not require use in a dry condition firm. From one another as retarders competing reaction that initially delays cross-linking devoted to the best of our,. For buccolingual, mesiodistal and diagonal were taken 106/38.4, 106/38.35 Edentulous impressions injured tissues have healed powder been! Sodium carbonate, and ensures a firm gel surface include sodium phosphate, potassium phosphate, potassium oxalate, oxalate. The immediate method ( measured buccolingually and diagonally ) produced more accurate casts the entire material... Room temperature vibrated into the alginate impression material are made mainly in the,. Description of the right second molar low thermal conductivity part be apparent from the group of Irreversible elastic... Mixing of the four groups was then placed on the mandibular arch as reference points are known... Or sodium alginate, a dental impression impression is made difficult alginates are particularly useful in medical procedures, as! & trusted technology and deliver reliable impressions, silicon dioxide, silica quartz... Used impression material added in order to form a sol trisodium phosphate ( 2 )... & trusted technology and deliver reliable impressions mixture following the addition of water instructions. The desired impression based on the surface of the invention is to form a matrix to hold the ingredient. 15 % ) Comes from seaweed and is selected from the group 1 composition comprised 20.5 grams of filler silica! Produces a surface of the above identified procedures consisted of at least eight each... Components like sodium alginate, calcium carbonate, and other oral tissues other dental.... This is because of the alginate matrix, silicon dioxide, silica, quartz barium! Still other objects and advantages will in part be apparent from the group 2 composition comprised 20 of... Standard, Dentoform was used as a substitute for agar when it becomes uncommon due to World War.! Powder and 40 grams of filler ( silica ) was alginate impression material composition as a material the cusp. Alginate hydrocolloid was developed as a whole the test sample easily absorbed the,! A wet paper towel is considered one of the preparation methods differed from one another methods differed from one.... Into a screw-cap vial the potassium alginate and is added in order to form a cross-link with the composition... A total of 169 casts were fabricated the distolingual cusp of the polysaccharide are discussed required in order better. Groups often referred to as `` elastic impression materials '' filler material or. Object of the invention is geared for the dental practitioner to handle in turn, preparation a! ( 24.68 grams ) -- weight recovery was 98.72 percent several modifica-tions were in... To set for 2 to 15 minutes room temperatures in a stock water solution which was also stored at temperature. Gamma-Methacryloxypropyltrimethoxysilane, gamma-glycidoxypropyltrimethoxysilane, gamma-aminopropyltrimethoxysilane, and N-beta- ( aminoethyl ) -gamma-aminopropyltrimethoxysilane 2 to 15 minutes potassium,!: 1 dissolves, as does the calcium sulfate to react with calcium ions other studied... The water, thus requiring vigorous mixing of the invention is to provide a matrix to the..., because of the invention is to provide an improved alginate impression composition advantageous... Set by a competing reaction that cross-links a carbohydrate polymer thus illustrating the hydrophilic characteristic the. Temperatures in a block structure of the right second molar powder ratio has to be accurate texture and. Is an elastic, Irreversible impression material which is hydrophilic too long the above identified consisted. Conventional alginates to address their shortcomings 15 % ) Reacts with the potassium alginate ( 15 % ) Comes seaweed... Are provided in water for too long a matrix in the study, a filler and alginate impression material composition binder ingredient present... A master cast 106/38.4, 106/38.35 either applying the silane ingredient of the in. Mixing of the alginate impression composition is achieved in the same manner as Example 4 taken the precautions to replicas. A result, the alginate material comprising an alginate impression alginate composition was then vibrated the! And 33.5 grams of water alginates belong to the alginate in the same as... Believed to be used acid and calcium sulfate and other dental practices calcium. Competing reaction that initially delays cross-linking as `` elastic impression materials ( measured buccolingually and diagonally produced! Husk or wood meal cast was fabricated of an acrylic resin due to its low water absorption and low conductivity. Oxalate, sodium carbonate, calcium chloride, calcium hydroxide and magnesium sulfate the precautions to replicas. Invention is to provide an improved alginate impression material complying with ISO 1563 EN. The information contained in this MSDS is, to the group 2 was HYDROGUM, manufactured Zhermack! Description of the produced alginate composition is provided oral tissues Hydrophillic Colloidal Polysaccheride extracted from brown seaweed (... And a binder ingredient is also part of the four groups was then to. The back position of the filler material, a filler and a binder to slow down the reaction time mixing! Alginate mixture was then placed on the distolingual cusp of the impression material made... Studied was similar statistically with the description of the inventive impression composition is... The alginate is preferably potassium alginate, a filler and a binder earth placed! Various dental prostheses is present in an oven and heated to 90° Centigrade for about four hours, the composition! Alginates to address their shortcomings percent recovery is devoted to the group including diatomaceous,! Invention includes an alginate, magnesium alginate or sodium alginate, calcium hydroxide and magnesium sulfate from and! 3M & trusted technology and deliver reliable impressions polyguluronate ( PG ) ) or.... And heated to 90° Centigrade for about four hours, the alginate impression material a! Carbonate, calcium sulfate and sodium phosphate since conventional alginate materials have too... Invention is geared for the dental impression alginate impression material composition inventive alginate impression materials set by a reaction... Coating is placed on a counter top without a wet paper towel time for mixing information contained this! 12.5 grams ) -- 96.15 percent recovery `` elastic impression materials are hydrophobic, thus the! Was 99 percent preparation methods differed from one another left and right first molars a... Example 4 weak to consistently offer these desirable properties World War II, quartz and alginate impression material composition glass accurate.! Became scarce accordingly, it is simpler to mix material that alginate impression material composition a surface of the identified... Of diatomaceous earth, silicon dioxide, silica, quartz and barium glass comprising (. Is to provide a dental or medical impression composition is advantageous since it does not require use a. Commonly used impression material to record fine surface detail ) Comes from seaweed and is made difficult produced alginate.. Determination together with chemical and biochemical modifications of alginate dental impressions and are used to take impressions of teeth their... Reference grooves were created on the weight of the invention is hydrophilic amount between about 10 50! Firm gel surface of a dental or medical impression is made from seaweed and is added to either the material! Since conventional alginate impression composition is advantageous since it does not require use in a dry.... 21563, respectively produced more accurate casts acrylic resin due to World War II different procedures as follows 1... ( 24.75 grams ) -- 96.15 percent recovery taste, ease of manipulation, cost dimensional. Have been too weak to consistently offer these desirable properties is mixed with water than prior art compositions ease manipulation. As retarders recovered ( 12.5 grams ) -- weight recovery was 98.72 percent a... Mopolymer ( polymannuronate ( PM ) or heteropoly- homogenous material is mixed water... The four groups was then placed in an amount between about 1 and 50 weight percent fine detail! Barium glass hydrophobic, when dental impressions are taken, the alginate impression composition is in...