Cresol novolac resin msds pdf

Phenol formaldehyde resins pf are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde. Safety data sheet novolac coating resin indcon, inc. Because phenol is more soluble in the resin than in water, there is no likely significant. Msds material data safety sheet for 5505 catalyzed epoxy.

Cresol novolac resins are used in photoresist formulations for semiconductor and printing plate. A dynamic equilibrium reaction was proposed to occur which allowed the targeted molecular weight to be obtained. Dispose of contents container to an approved waste disposal plant. Ne benzyl alcohol 100516 ne ne 24 novolac resin form no. Phenolite is a novolac phenol resin for epoxy resin curing agents. This is one reason why positive photoresist is so sensitive to humidity. The networks comprised of 60 or 70 weight percent cresol novolac exhibited improved fracture toughness, high glass transition. The resin should be stored in a cool, dry place in its original closed packaging.

Further, different novolac resins containing phenol and formaldehyde in varying molar ratios such as 1. Synthesis of high purity ocresol novolac epoxy resins ieee xplore. The molecular weight control was achieved by adjusting the stoichiometric ratio of cresol to 2,6dimethylphenol and using an excess of formaldehyde. It combines the high thermal stability of the novolac backbone with the versatility, reactivity. Ocresol novolac epoxy resins are used widely as electronic encapsulating materials. Novolac resin is a phenolformaldehyde resin and was created in our laboratory by progressive polymerization and polycondensation mechanism. It is also a flavor component of red meat and aged italian cheese. Epoxy cresol novolac resin 29690822 55 75% na diethylene glycol butyl ether acetate 124174 30 50% na ethyl acrylate 2ethylhexyl acrylate copolymer 26376863 1 10% na. The fiberresin tape layer is supported on a release paper or.

Ka1163, 118, 105 115, cresol novolac, molding materials. Multifunctional epoxy cresol novolac resin ne ne ne 50% 29690822 proprietary formulation of multifunctional glycidyl epoxy resins tgpap and dgeba. Ne benzyl alcohol 100516 ne ne 24 epn is an epoxy resin where the epoxide functional group is attached to the phenolic oxygen of a phenolic novolac. Bakelite cresol novolac resins offer desirable advantages for the exacting process of etching ultrafine circuit line patterns into the photoresist surface coatings of semiconductor silicon wafers, as well as in printing plate production. It is recommended that all unused quantities resulting from use. Resol type phenol formaldehyde pf liquid resin about product. A 2000 gmol orthocresol novolac resin was crosslinked by a diepoxide oligomer and by an. When the pitch wires in electronic systems are more slender, there are. Epon resin 164 is a solid multifunctional epichlorohydrincresol novolac epoxy resin see molecular structure. This epoxy novolac resin is supplied as semisolid material in bulk or in 220 kg drums. Packaging 1 kg in glass bottle 10, 25 kg in composite drum caution air sensitive other notes. Stability and reactivity reactive hazard none known, based on. As such, each phenol oxygen of the novolac resin is attached. A variety of epoxy resins are available with functionalities in excess of 2 up to 8.

Epoxy novolac resin cas number mixture osha pel ne acgih tlv ne wt % 9598 vapor press. A wide variety of phenol novolac resin options are available to you, there are 259 suppliers who sells phenol novolac resin on, mainly located in asia. Epoxy resin trade secret 2 8 epoxy, cresol novolac 29690822 1 3 phenol resin trade secret 2 8 carbon black 33864 0. Firstaid measures general advice show this safety data sheet to the doctor in attendance. Epoxy novolac resins catalog millerstephenson chemicals. High functional epoxy resins are preferred for highperformance. A 2000 gmol ortho cresol novolac resin was crosslinked by a diepoxide oligomer and by an epoxidized phenolic oligomer in defined weight ratios and the structureproperty relationships were investigated.