Carbopol 940 pdf form

Enclose your check or money order made payable to united states treasury. Carbomer 940, previously dried in vacuum at 80 for 1 hour, contains not less than 56. Pdf insight into the interaction between carbopol 940 and ionic. Carbopol 940 is a polyvinyl carboxy polymer used as a viscosity enhancer or gelling agent. Final report on the safety assessment of carbomers934, 910. Materials and method materials the sample of ondansetron hydrochloride was received as a generous gift.

How to formulate 60% ipa based hand sanitizer gel cosmetic. Carbopol is available in several different grades, which are widely used in manufacture of cosmetics and toiletries, including gels, creams and lotions, detergents, and air freshners. Neutralizing carbopol and pemulen polymers in aqueous and. Carbomer 940, thickening agent, carbomer 940, nf, carbomer 940, thickening agent, carbomer 940, nf is a polyvinyl carboxy you have no items in your cart. Carbomer carbopol modelc carbopol 940 polymer is a crosslinked polyacrylate polymer. It is us ed primarily in systems where sparkling clarity or a sharp viscosity response is required. The anionic polymers expand upon neutralization in aqueous medium and form. The information provided in this safety data sheet is correct to the best of our knowledge, information and belief at the date of its publication.

Hk carbomer tds hk carbomer inci name carbomer acrylatesc1030 alkyl acrylate crosspolymer copolymer discription hk carbomer is a class of high molecular weight crosslinked. Carbopol 940 nf polymer product specifications lubrizol. Carbopol 940 polymer is an efficient carbomer thickener at high viscosity and forms sparkling, clear, water or hydroalcoholic gels. Pdf the study concerns with the theological behaviour of carbopol940 hydrogel at different concentrations. Recommended nonbenzene substitute products for carbopol 940 nf. Rheological characterization of carbopol 940 in steady. Carbopol polymers tend to clump when improperly added to the solvent.

The nf grade indicates it is graded suitable for personal care, cosmetic and. Carbomer 940, thickening agent, carbomer 940, nf, carbomer 940, thickening agent, carbomer 940, nf is a polyvinyl carboxy. Carbopol 940 polymer lubrizol cosmeticsspecialchem. Rheological characterization of topical carbomer gels. Formulation and in vitro evaluation of carbopol 934based. Carbopol 940 is crosslinked with ethers of pentaerythritol. It is an extremely efficient rheology modifier capable of providing high viscosity. At low concentrations, suspensions flow easily with a slippery feel. Carbomer 940 applied to carbopol 940 nf polymer and to carbopol 980 nf polymer. Pharmacopeianational formulary usp 29nf 24 introduced a new umbrella monograph called. It is well known that this polymer forms a colloidal dispersion when hydrated. With that much ethanol, ph measurement can be difficult, so maybe take out the ethanol and see what the ph is or thickening power is without the etoh. Ingredient impurities typical values carbomers910, 934, water 940 and 941 benzene propionic acid acetic acid acrylic acid.

Carbopol interpolymer complex with various crosslinking degrees. Japanese pharmaceutical excipients jpe monograph for carboxyvinyl polymer general product characteristics appearance. It offers short flow, high suspending ability and nondrip. Very good clarity in water or hydroalcoholic topical gels. Carbomer is produced by polymerization of acrylic acid to form highmolecular weight, crosslinked polymers of acrylic acid polyacrylic acid. Carbomer polymers contain 56%68% of carboxylic acid cooh groups and 0. The main differences among the polymers are the crosslinker type and solvent used to synthesize the polymer. By employing organic amines as neutralizing agents, it is possible to jellify carbopol particles in. Carbomer is produced by polymerization of acrylic acid to form high molecular weight, crosslinked polymers of acrylic acid polyacrylic acid. Carbomer polymers are cross linked together and form a microgel structure that is useful in dermatological applications. At higher concentrations, high viscosity varieties form gels that are pseudoplastic. View detailed import data, price, monthly trends, major importing countries, major ports of carbopol 940 under hs code 39069090. It offers short flow, high suspending ability and nondrip properties.

Chemistry connection 255 sturgis road conway, ar 72034 5014709689 carbopol 940. In the cosmetic industry, carbopol is used as a thickener in lotions, creams and gels. Transdermal products are discrete dosage forms and deliver a drug through intact skin at a controlled rate into systemic circulation. Carbopol 940 nf polymer is a highly efficient thickener used for formulating clear aqueous and hydroalcoholic gels. Uses advised against food, drug, pesticide or biocidal product use. Carbomer pregel how to make a gel using carbomer 940 carbomer 940 is classed as a gelling agent and forms clear gels.

Hpmc k15m and carbopol 940 mediated fabrication of. Carbopol 980 nf and ultrez 10 nf polymers carbopol 940 nf polymer is a highly efficient thickener used for formulating clear aqueous and hydroalcoholic gels. It is an extremely efficient rheology modifier capable of providing high viscosity and forms sparkling clear water or hydroalcoholic gels and creams. An isopropyl alcohol gel having use as a rubbing composition and having antiseptic properties. Pdf mixtures of a crosslinked polyacrylic acid carbopol 940 and two types of. Semakin besar viskositas gel maka akan mempengaruhi sifat fisik dari aggregate form 940 filers. The influence of concentration and agitation time article pdf available in pharmazie 532. Carbomer carbopolmodelc carbopol 940 polymer is a crosslinked polyacrylate polymer. Neutralization of carbopol is accomplished with a suitable alkali or amine base. The polymer has short flow rheology similar to mayonnaise. China carbopol, carbopol manufacturers, suppliers, price. Water hazard class wgk 1, low hazard to water classification according to awsv.

Carbopol 940 chemistry connection 255 sturgis road 5014709689. The global chemicals industry faces economic and environmental pressures, thats why many of our suppliers like carbopol factory are always innovating to provide more effective. Rheological characterization of carbopol dispersions in. Import data and price of carbopol 940 under hs code 39069090. Benzene recommended nonbenzene substitute products for carbopol 940 nf. It is used as a viscosity enhancer, gelling agent or suspension agent. Formulation and development ph induced insitu gelling system of. The nf grade indicates it is graded suitable for personal care, cosmetic and pharmaceutical applications and were manufactured, packaged and stored under current good manufacturing practices cgmp per 21cfr part 211 in fda registered and inspected facilities. The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality specification.

As these polymers are anionic in nature so neutralization in necessary for microgel structure thats why organic amines like tri ethanolamine. When added to the water, carbopol tends to form agglomerates which are not. Import data and price of carbopol 940 under hs code. Safety data sheet revision date 29apr2020 revision number 4 1. A comparative rheological study on carbopol viscous solutions and, the evaluation of their suitability as ophthalmic vehicles and artificial tears. For the order of neutralizer addition in gel products, see the carbopol troubleshooting guide. While the storage modulus is almost independent on angular frequency, the loss modulus is decreased as an gradually increase in angular. Carbopol nf 980 polymer presents a bulk density of 176kgm3 and in the crosslinked form shows a molecular weight as high as 4.

With that much ethanol, ph measurement can be difficult, so maybe take out the ethanol. Carbomer 940 is a high molecular weight polymer of acrylic acid crosslinked with allyl ethers of pentaerythritol. The information contained herein is believed to be reliable, but no representations, guarantees or warranties of any kind are made as to its accuracy, suitability. It is an extremely efficient rheology modifier capable of providing high viscosity and forms sparkling clear gels or hydro. The isopropyl alcohol gel of the present invention comprises a polymer, water, isopropyl alcohol and a polymer neutralizing agent. For many applications paas are used in form of alkali metal or ammonium salts, e. I used polysorbate 80 because i read in an article that it could help hold the ipa in a carbomer gel, same reason i used pg. Ingredient impurities typical values carbomers910, 934, water 940 and 941 benzene propionic acid acetic acid acrylic acid heavy metals iron arsenic lead carbomer934p carbomer962 same as above except for. Us5508029a isopropyl alcohol gel composition and process. For emulsions, add oils and emulsifiers to form the emulsion prior to neutralizing the carbopol to build emulsion viscosity. At higher concentrations, high viscosity varieties form. Gel was stable, clarity was better than that with carbopol 940. Common gelling agents the pharmaceutics and compounding. Dispersion techniques for carbopol polymers technical data sheet.

Carbopol 940 nf polymer carbopol 940 nf polymer meets the limits cited in the current edition of the following monograph. Carbopol is a water soluble polymer, used as an emulsifying. If one neglects the fact that carbopol 940 is a highpolymer, acidic colloid, one is likely to disperse it with all the other ingredients in the water, and add the tea as the last step. Carbopol 940 is not on the reach candidate list carbopol 940 is not on the reach annex xiv list 15. Carbomer codes 910, 934, 940, 941, and 934p are an indication of molecular weight and the specific components of the polymer. Pdf optimasi kombinasi karbopol 940 dan hpmc terhadap. The surface of a powder aggregate solvates to form a tough outer layer which. Different concentration of carbopol 940 ranging form 0. Pdf optimasi kombinasi karbopol 940 dan hpmc terhadap sifat. Be sure to enter your ein, form 940, and 2017 on your check or money order. The anionic polymers expand upon neutralization in aqueous medium and form gel networks. As with any polyacrylatebased water thickener like carbopol 940, the key is to ensure you are at the correct ph. Figure 4 displays the angular frequency dependence of the storage modulus and loss modulus for 0.

It is also used to stabilize, suspend, and control the release of pharmaceutical products. The carbomer microparticles carbopol 980 nf used in this study are acrylic acid polymers crosslinked with polyalkenyl polyethers or divinyl glycol 5. Find patient medical information for carbopol 940 on webmd including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Carbopol is a water soluble polymer, used as an emulsifying, stabilizing, suspending, thickening and gelling agent in many industries. Rheological characterization of carbopol 940 in steady shear. Carbopol 940 e incompativel com materiais basicos fortes. Carbopol 940 chemistry connection 255 sturgis road 501. Carbopol 934 is crosslinked with allyl sucrose and polymerized in benzene. It provides clarity and forms sparkling clear gels or hydroalcoholic gels and creams. Carbopol polymers to use to achieve exact neutralization at a ph of 7. Hpmc k15m and carbopol 940, along with filmforming ethyl cellulose as the film former. Carbomer homopolymer type c former carbomer 940 by u. Final report on the safety assessment of carbomers934. Hk carbomer tds hk carbomer inci name carbomer acrylatesc1030 alkyl acrylate crosspolymer copolymer discription hk carbomer is a class of high molecular weight crosslinked polymers of acrylic acid.