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ChemicalBook >> CAS DataBase List >> Polystyrene-polyacrylic acid polymersome forming polymer

Polystyrene-polyacrylic acid polymersome forming polymer

Polystyrene-polyacrylic acid polymersome forming polymer price.
Price5 Properties Safety Information Description
5 prices
Selected condition：
Brand
  • Sigma-Aldrich
Package
  • 500mg
  • 1g
  • 1 g
  • 500 mg
  • ManufacturerSigma-Aldrich
  • Product number746983
  • Product descriptionPoly(styrene)-block-poly(acrylic acid) average Mn 38,000, 20 wt. % PAA, PDI ≤1.2
  • Packaging500mg
  • Price$396
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number747009
  • Product descriptionPoly(styrene)-block-poly(acrylic acid) PS:PAA 30,000:2,000, PDI ≤1.1
  • Packaging500mg
  • Price$469
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number747009
  • Product descriptionPoly(styrene)-block-poly(acrylic acid) PS:PAA 30,000:2,000, PDI ≤1.1
  • Packaging500 mg
  • Price$484
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number746991
  • Product descriptionPolystyrene-block-poly(acrylic acid)
  • Packaging1g
  • Price$573
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number746991
  • Product descriptionPolystyrene-block-poly(acrylic acid)
  • Packaging1 g
  • Price$592
  • Updated2025-07-31
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 746983 Poly(styrene)-block-poly(acrylic acid) average Mn 38,000, 20 wt. % PAA, PDI ≤1.2 500mg $396 2023-06-20 Buy
Sigma-Aldrich 747009 Poly(styrene)-block-poly(acrylic acid) PS:PAA 30,000:2,000, PDI ≤1.1 500mg $469 2024-03-01 Buy
Sigma-Aldrich 747009 Poly(styrene)-block-poly(acrylic acid) PS:PAA 30,000:2,000, PDI ≤1.1 500 mg $484 2025-07-31 Buy
Sigma-Aldrich 746991 Polystyrene-block-poly(acrylic acid) 1g $573 2024-03-01 Buy
Sigma-Aldrich 746991 Polystyrene-block-poly(acrylic acid) 1 g $592 2025-07-31 Buy

Properties

Melting point :258-263°C
form :solid

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Polystyrene-block-polyacrylic acid is a diblock copolymer used for making polymeric micelles/ vesicles (polymersomes) and other encapsulation applications, . This PS-block-PAA copolymer is 10 wt. % PAA; and should form micelles in water in the 100~200 nm range. The polystyrene degree of polymerization (DP) is 275 and the polyacrylic acid DP is 30.

Suppliers and manufacturers

Sigma-Aldrich