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MA/AA

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  Post Date: Mar 25,2013
  Expiry Date: Mar 25,2014
  Detailed Description: Cas No. :26677-99-6 Quantity: 1Metric Tons
Payment Method: T/T L/C
CAS No. 26677-99-6, 29132-58-9
Synonyms: AA/MA, Belclene 283, Poly(acrylic acid-co-maleic acid) Solution
Structural Formula:

Properties:
MA/AA is a low molecular weight polyelectrolyte, a copolymer of maleic anhydride and acrylic acid. It shows good dispersant performance against carbonate and scale inhibition for phosphate. It has good thermal stability, can be used under high temperature (300℃).
MA/AA has good compatibility when used together with other agents. It is widely used in low-pressure boiler, centralized heating, centralized air-conditioner and circulating cool system. It can also be used as chelating dispersants in woven and dyeing fields.
Specification:
Items Index
Appearance Brown transparent liquid
Solid content % 48 min
Free monomer (as MA) % 9.0 max
Density (20℃) g/cm3 1.18 min
pH (1% solution) 2.0~3.0
Usage:
MA/AA is used in circulating cool water system, medium or lower pressure boiler and distillation system in which high temperature is usually encountered. MA/AA can be used alone or together with other organic phosphates. When used together, the dosage of 2-10mg/L is preferred.

  CAS Registry Number:

26677-99-6
  Synonyms: ;Poly(acrylic acid-co-maleic acid) solution;(Z)-2-Butenedioic acid polymer with 2-propenoic acid;Maleic Acid-Acrylalcohol copolymer;MA/AA;Copolymer of Maleic and Acylic Acid (MA/AA);AA Copolymer;Copolymer of Maleic and Acylic Acid;prop-2-enoic acid - furan-2,5-dione (1:1);Copolymer of Maleic and Acrylic Acid;Antiscale dispersant;Acrylic Acid Maleic Acid Copolymer;
  Molecular Formula: C7H6O5
  Molecular Weight: 170.1195
  Molecular Structure: 26677-99-6 poly(acrylic acid-co-maleic acid)
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R34:;
  Safety Description: S23:;
S26:;
S27:;
S36/37/39:;
S45:;

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