carbodiimide


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carbodiimide

[¦kär·bō′dī·ə‚mīd]
(organic chemistry)
HN=C=NH An unstable tautomer of cyanamide.
Any compound with the general formula RN=C=NR which is a formal derivative of carbodiimide.
References in periodicals archive ?
Both glycidyl methacrylate-modified and alkyl carbodiimide methacrylate-modified latexes produce films that cured in the presence of peroxide additives or under UV light.
The hydrolysis resistance of polyester polyurethanes can be improved by the addition of a polymeric carbodiimide or by blending with a polyether-type polyurethane (generally 90/10 or 80/20 ratio).
0-(2-Aminoethyl)-02-methylpolyethylene glycol 20,000 (mPEG), Af-Ethyl-Af2-(3-dimethylaminopropyl) carbodiimide (EDC), L-phenylalaine (PA) (e"99.
The objective of the work presented here has been to determine the effectiveness of a specific carbodiimide and if its performance can approach the durability demanded by the professional market.
GSI Exim will showcase some of the latest materials, such as waterborne carbodiimide, fluoropolymer stone and wood protection agent, as well as its ultramicronized zinc oxide and chlorinated polyethylene.
The objectives of this article are to briefly 1) discuss the historical overview of carbodiimides, 2) study carbodiimide chemistry and 3) illustrate what makes carbodiimide chemistry unique for polyurethane elastomers and for thermoplastic urethane elastomer applications.
Diisocyanates, resimene [5] ,N, N-disuccinimidyl subarate [6], epichlorohydrin [7], Genipin [8] and glutaraldehyde [9] were the stabilizers studied and reported for chitosan and chromium [10], aldehydes [11], hexamethylene diisocyanate [12], carbodiimide [13], acylazides [14], citric acid, maleic acid derivatives [15] and various other physical treatments like UV [16] and gamma irradiation [17] reported for type-I collagen.
0 wt% of m-MDI containing carbodiimide into a pilot-scale twin-screw extruder [10-11], together with 93 wt% of TPEE and 3.
Sensor surfaces were activated with a 1:1 mixture of 400 mmol/L 1-ethy 1-3-[3-dimethylaminopropyl] carbodiimide hydrochloride and 100 mmol/L N-hydroxysuccinimide, prepared in 0.
New products include Nisshinbo Corporation's Carbodilite[R] carbodiimide crosslinker for latex resins, Itoh Oil's Uric[R] polycastor oil based polyols and plasticizers, and other specialty coatings raw materials.
The remainder being the 2,4' isomer or a blend of this isomer with carbodiimide to obtain a liquid version of pure MDI.