Ultraviolet light absorbers uva and hinderedamine light stabilizers hals. It is an almost pure mixture of the two active ingredients below. Us6492518b1 tinuvin phindred amine light stabilizer and. A practical determination of these hsp values would provide higher certainty. Us5496615a us087,310 us731093a us5496615a us 5496615 a us5496615 a us 5496615a us 731093 a us731093 a us 731093a us 5496615 a us5496615 a us 5496615a authority us. Tinuvin 2 liq best compatibility tinuvin 571 liq possible tinuvin 326 or tinuvin 234 less volatile hals max dose 1 phr only blended with uva, higher conc. The liquid form also allows for outstanding compatibility with a wide variety of coating systems, including. It acts as a uv absorber belonging to hydroxyphenyl. This list of compatible products is generated out of estimated hsp values. Tinuvin 292 tinuvin 292 is a liquid hindered amine light stabilizer especially developed for coatings.
Pharos is a tool to help scientists, researchers, and product innovators identify problematic chemicals and collaborate to find safer alternatives. It is designed to meet the high performance and durability requirements of all solventbased automotive, industrial and decorative coatings where other hals fail either related to their basicity or for compatibility reasons. Jul 04, 20 replace the grinding plate to a dispersing plate, add 3 g byk 320, 2 g byk 333, 2 g byk a530, 5 g tinuvin 292, 10 g tinuvin 1, 118. Tinuvin 2 light stabilizer by basf technical datasheet. Tidelines brown lines in paper can affect degradation of cellulose in the brown area itself and in neighboring areas jeong et al. Hals dried tinuvin 123dw, hals water dispersion tinuvin 292 dried. Evaluation of the residual stability of polyurethane. Cibas tinuvin 292477dw blend usually used for wood. Please note the following points when using this template.
Tinuvin 249 is a liquid nonbasic hals for coatings. High throughput analysis of polymer stabilizers with the agilent 6420 triple quadrupole lcms abstract the capability of highly sensitive and rapid flow injection coupled to multiple reaction monitoring mass. It provides significantly extended lifetime to plastics and rubber articles. Pdf paint spray mass spectrometry for the detection of. Le gamme di stabilizzatori uv tinuvin distribuite da btc possiedono ottime caratteristiche di stabilita termica, di compatibilita del substrato, volatilita, grado di assorbimento e, ove richiesto, di classificazione normativa. Used as a uv absorber for coatings exposed to high bake cycles andor. Solutions for digital printing product selection guide microlith k pigment preparations are easily incorporated into standard ink jet ink solvents like ketones, glycol ethers, or glycol ether esters or blends thereof by means of a dissolver or other highspeed mixers without the need for milling. Uv stabilizers tinuvin 1 and tinuvin 292 derived from tetramethyl piperidine were obtained from basf laval, qc, canada. Typical applications include flexible pvc, industrial coatings and liquid color formulations.
The truth is the story at the heart of the novel is. Abstract to better understand the degradation of cellulose upon the formation of a tideline at the wetdry interface when paper is suspended in water, the production of chemical species involved in oxidation reactions was. Im finding it difficult to summarize this book without dishonest praise or undeserved criticism. Tinuvin 292 light stabilization additive 5 tronox rkb4 titanium dioxide 125 heucophos zpa zincaluminum phosphate 125 barite filler natural barium sulfate 162 cabosil ts 720 rheological additive fumed silica, hydrophobic 12 b desmodur n 3600 hardener low viscosity hdi polyisocyanurate 202 approx. The addition of 015030% hindered amine stabilizer based on 2,2,6,6tetramethylpiperidine, tinuvin770, tinuvin292 and tinuvin144 to the resins before crosslinking decreases the rate of. Jul, 2019 find products that are predicted to be compatible with tinuvin 900. Basf report 2011 economic, environmental and social performance basf group 2011 economic data 2011 2010 change in % sales million 73,497 63,873 15. Tinuvin phindred amine light stabilizer and derivatives thereof download pdf info publication number us6492518b1. Enzyme and microbial technology 40 2007 17481752 enzymatic synthesis of tinuvin m. Tinuvin 292 light stabilization additive 5 tronox rkb4 titanium dioxide 125 heucophos zpa zincaluminum phosphate 125 barite filler natural barium sulfate 162 cabosil ts 720 rheological. Home browse subjects architecture and architectonics biology and life sciences chemistry and chemical engineering materials and applied sciences biology and life sciences. Determination of tinuvin 292 in acrylic resins by reversed.
High throughput analysis of polymer stabilizers with the agilent 6420 triple quadrupole lcms abstract the capability of highly sensitive and rapid flow injection coupled to multiple reaction monitoring mass spectrometry for comprehensive analysis of several polymer stabilizers, belonging to quite different chemical classes, is demonstrated. Possesses features such as low volatility, very good light absorbing characteristics and good compatibility in various substrates. Import data and price of tinuvin under hs code 38123090 zauba. Stored in a closed system and be kept in a dry and dark place without exposure to light. It is this combination that keeps the product liquid, unlike the pure diester which tends to solidify, even at room temperature. The efficiency of uv292 provides significantly extended life time to. Overview bls 123 129757671 is a liquid hindered amine light stabilizer hals that provides outstanding light stability to many industrial and automotive coatings. Tinuvin 292 is a liquid hindered amine light stabilizer especially developed for coatings. Tinuvin turnover of phenol % tinuvin a 2,4di tert amylphenol tinuvin 328 99 none b 4tert octylphenol tinuvin 327 90 5. It provides significantly extended lifetime to coatings y minimizing paint defects such as b cracking and loss of gloss without adding additional color to the formulation. The present invention relates to a photostabilizer of the general formula i. Tinuvin pa 144 by basf is a bis1,2,2,6,6pentamethyl4piperidinyl2butyl24hydroxy3,5ditertbutylbenzylpropanedioate.
We would like to show you a description here but the site wont allow us. Neuburg siliceous earth in 2cpolyaspartic coatings for. It is a highly efficient hindered amine light stabilizer and is also effective as. Enzymatic synthesis of tinuvin universidade do minho. Read online 2312 pdf by kim stanley robinson for free. Solutions for digital printing product selection guide microlith k pigment preparations are easily incorporated into standard ink jet ink solvents like ketones, glycol ethers, or glycol ether esters or.
Photostabilization and cure kinetics of uvcurable optical resins. Tinuvin performance additives for uv protection and durability are designed to protect and extend the lifetime of coatings. Home browse subjects architecture and architectonics biology and life sciences chemistry and chemical engineering materials and applied sciences. It is a highly efficient hindered amine light stabilizer and is also effective as antioxidant. Import data and price of tinuvin under hs code 38123090. An exemplary waterproofing membrane comprises a carrier layer having a nonbituminous pressuresensitive waterproofing adhesive, a protective layer coated on the nonbituminous adhesive, and a second waterproofing adhesive layer on the other face of the carrier to permit adherence of the membrane to a cementious surface and to permit concrete to be cast against the nonbituminous layer and. This product has an inherently low basicity, preventing interaction with acidic coating components such as catalysts. Product forms tinuvin 1577 ed yellowish, freeflowing granules guidelines for use tinuvin 1577 0. Tinuvin 1577 can be used alone or in combination with other functional.
Tinuvin 292 is a liquid hindered amine light stabilizer especially. Ever since the beginning of the plastics and rubber industry, it was realized that useful products could be produced only if cer tain additives were incorporated into polymers. It should be handled in accordance with good industrial practice. This package has good compatibility also with pu due to more alkyl groups in the chain. It is this combination that keeps the product liquid. Our portfolio contains two types of light stabilizers. Larger amounts should be pumped into adequate containers. Mar 29, 2020 tinuvin 234 by basf is a high molecular weight ultraviolet light absorber uva of the hydroxy phenyl benzotriazole class. Technical datasheet supplied by basf hydroxyphenylbenzotriazole. Important n otice purchase of tinuvin 1 alone does not permit the use of tinuvin. Ciba specialty chemicals were used as photostabilizers. Learn more about hansen solubility parameters hsp and their use in predictive formulation. Tinuvin 292 by basf is a liquid hindered amine light stabilizer.
Tievf 1002 e august 2010 page 2 of 3 tinuvin 328 guidelines for use the use levels of tinuvin 328 range between 0. View detailed import data, price, monthly trends, major importing countries, major ports of tinuvin under hs code 38123090. Pdf improvement of photoprotection of wood coatings by using. Paint spray mass spectrometry for the detection of additives from polymers on conducting surfaces. Effect of adding uv absorbers embedded in carbonate calcium. Effect of silsesquioxane addition on the protective performance of. High throughput analysis of polymer stabilizers with the. Dsc also shows that dammar and mastic are completely miscible with tinuvin 292 up to an additive concentration of 3%. It is designed to meet the high performance and durability requirements of all solventbased automotive, industrial and decorative coatings where other. It acts as a uv absorber belonging to hydroxyphenyl benzotriazole class which imparts good light stability to a variety of polymers. Tinuvin 400 technical data sheet industrial coatings product description tinuvin 400 is a liquid hydroxyphenyltriazine hpt uv absorber designed to fulfill the high performance and durability needs of waterborne, solventborne, and 100% solids automotive and industrial finishes. The additive is recommended for monolithic and multiwall pc sheets for ultrahighdurability architectural and automotive glazing applications and also for oriented pet films for photovoltaic systems, window cling. In any case, we recommend production and evaluation of samples. Based on the nature of the light absorbing unit, several types of uva are commercially.
The formation of caco3 templates with embedded tinuvin 1 and tinuvin 292 was obtained by the coprecipitation figure 3 of cacl2 and. Downloads and links on this page youll find links to all files you need to download in order to make winedt and tex fully operational on your windows. Initially, a combination of a disperse dye with a ultraviolet uv absorbers, such as tinuvin p 22hydroxy5methylphenyl2hbenzotriazole, was used to achieve the required fastness standards. Tinuvin carboprotect is a very red shifted uva for the ultimate protection of carbon. Coatings free fulltext effect of adding uv absorbers embedded. Detailed information is provided in the safety data sheet. Tinuvin 1600 gives plastics far superior durability to that obtained with conventional uv absorbers of other chromophore classes. Tinuvin 2 by basf is reaction products of methyl 332hbenzotriazole2yl5tbutyl4hydroxyphenyl propionate peg 300. Contain with absorbent material sand, diatomaceous earth, universal absorbent, oil dri and dispose. Tinuvin 328 can be used alone or in combination with other functional additives such. Tinuvin 292 hp is a very pure mixture of two active ingredients that help maintain this products liquid state.
618 330 486 1451 775 1611 779 1174 1270 903 1405 8 645 1316 1470 1227 34 989 1037 1226 1213 581 735 567 691 815 555 1218 1296 579 362 48 825 880 470 290 1366 1315 1175 948 1344 492