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Merck

535931

Sigma-Aldrich

Poly(acrylic acid) solution

average Mw ~2,000, 50 wt. % in H2O, electronic grade

Sinónimos:

PAA

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100 G
US$ 590,00

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100 G
US$ 590,00

About This Item

Fórmula lineal:
(C3H4O2)n
Número de CAS:
Número MDL:
Código UNSPSC:
12162002
ID de la sustancia en PubChem:
NACRES:
NA.23

US$ 590,00

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grado

electronic grade

Nivel de calidad

mol peso

average Mw ~2,000

concentración

50 wt. % in H2O

bp

116 °C

densidad

1.15 g/mL at 25 °C

cadena SMILES

OC(=O)C=C

InChI

1S/C3H4O2.Na/c1-2-3(4)5;/h2H,1H2,(H,4,5);/q;+1/p-1

Clave InChI

NNMHYFLPFNGQFZ-UHFFFAOYSA-M

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Descripción general

Poly(acrylic acid) solution (PAA) is an anionic polymer that can be synthesized by the free radical polymerization of acrylic acid. It has a swelling nature that tends to absorb and retain the water. It has a high ion exchange capacity that makes it useful in the development of membranes.[1][2][3]

Aplicación

PAA can be used for a variety of applications such as:
  • a surfactant in the formation of photonic crystals[4]
  • a binder for the development of Silicon anode based lithium ion batteries[5]
  • polyelectrolyte membranes for electronics and optoelectronics based applications[6]

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - STOT SE 3

Órganos de actuación

Respiratory system

Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Certificados de análisis (COA)

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Micropatterning of polymer thin films with pH-sensitive and cross-linkable hydrogen-bonded polyelectrolyte multilayers
Yang SY and Rubner MF
Journal of the American Chemical Society, 124(10), 2100-2101 (2002)
Highly tunable superparamagnetic colloidal photonic crystals
Ge J, et al.
Angewandte Chemie (International Edition in English), 46(39), 7428-7431 (2007)
Alexandre Magasinski et al.
ACS applied materials & interfaces, 2(11), 3004-3010 (2010-11-09)
Si-based Li-ion battery anodes offer specific capacity an order of magnitude beyond that of conventional graphite. However, the formation of stable Si anodes is a challenge because of significant volume changes occurring during their electrochemical alloying and dealloying with Li.
Water absorption, retention and the swelling characteristics of cassava starch grafted with polyacrylic acid
Witono JR, et al.
Carbohydrate Polymers, 103(1), 325-332 (2014)
Fast adsorption of methylene blue on polyacrylic acid-bound iron oxide magnetic nanoparticles
Mak S and Chen D
Dyes and Pigments, 61(1), 93-98 (2004)

Artículos

Laboratory safety tools: Offers educational tools for chemistry, prioritizing customer health and safety, with online support available.

We have discussed shortly the applications of 1:1 and 2:1 phyllosilicate material in membrane technology, as well as the basic geometric understanding of their layered structures.

Questions

1–2 of 2 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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