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PEG Copolymers

PEG copolymer is a copolymer containing polyethylene glycol (PEG) as one of the monomers. Copolymers are made by combining two or more different monomers to create new materials with unique properties. Generally, PEG copolymers can be synthesized by various methods, including polymerization, grafting, and blending. Depending on the ratio and molecular weight of the monomers used, the resulting copolymers can have different properties. Currently, PEG copolymers are widely used in drug delivery, tissue engineering, and surface coatings. They are known for their biocompatibility, water solubility, and ability to enhance drug stability and bioavailability. BOC Sciences is a leading supplier of PEG copolymers. We offer a variety of PEG copolymers with different molecular weights, compositions, and functionalities, such as PEG-PLGA, PEG-PCL, PEG-PS, and PEG-PMMA. These copolymers can be custom synthesized to meet specific requirements, such as narrow molecular weight distribution, high purity, and biocompatibility.

PEG-dendritic block copolymers for biomedical applicationsFig. 1. PEG-dendritic block copolymers for biomedical applications (Sousa-Herves, A. et al. 2012).

Applications of PEG Copolymers

Drug Delivery

PEGylated copolymers can be used to improve the pharmacokinetic properties of drugs, such as increasing the circulation time of drugs and reducing the toxicity of drugs. Currently, PEGylated copolymers have also been used to develop stimulus-responsive drug delivery systems that release drugs in response to specific stimuli such as pH, temperature, or enzymes.

Nanomaterials

In the field of nanomaterials, PEGylated copolymers have been used to develop various types of nanoparticles such as liposomes, micelles, dendrimers, and nanogels. These nanoparticles can be used in drug delivery, imaging, sensing and other applications. Pegylation can improve the stability and circulation time of nanoparticles, reduce their immunogenicity and enhance their targeting ability.

Drug Preparation

Extended-release systems based on PEGylated copolymers have been developed for various applications such as contraception, cancer treatment, and pain management. These systems release drugs over extended periods of time, reducing dosing frequency and improving patient compliance.

Photonic Crystals

Furthermore, PEGylated copolymers have been used to develop photonic crystals, which have potential applications in sensing, imaging, and drug delivery. These crystals can be engineered to respond to specific stimuli, such as light or temperature, and release drugs or other molecules in a controlled manner.

BOC Sciences is a Leading Supplier of PEG Copolymers

BOC Sciences provides various high quality diblock (A-B), triblock (A-B-A) and pentablock (A-B-C-B-A) copolymers of PEG with dendrimer, poly(caprolactone) (PCL), poly(L-lactide) whihc also called poly(L-lactic acid) (PLLA), poly(D-Lactide) (PDLA), poly(D,L-lactide) (PDLLA), poly(lactide-co-caprolactone) (PLCL), poly(lactide-co-glycolide) (PLGA), poly(trimethylene carbonate) (PTMC), poly(delta-valerolactone) (PVL), polyethyleneimine (PEI), polylysine (Plys), hyaluronic acid (HA), RGD peptides and polyglutamic acid (PGA). PEG copolymers provided by BOC Sciences have the following characteristics:

PEG Copolymers

  • High quality and purity
  • Wide range of molecular weights
  • Stable structure
  • High reactivity
  • Amphiphilic (water solubility and biocompatibility)
  • Biodegradable
  • Non-toxic

BOC Sciences also provides customized synthesis services for PEGylated copolymers with different molecular weights and other reactive functional groups to meet the specific needs of our customers. We aim to provide our customers with high quality PEG products and all-round services. Please select the needed products according to our product lists. If you have any demand for the copolymers not listed and would like to know more details of our products and services, please feel free to contact us.

Reference

  1. Sousa-Herves, A. et al. 2012. PEG-dendritic block copolymers for biomedical applications. New Journal of Chemostry. 36(2): 205-210.

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BOC Sciences supplies a unique variety of PEG derivatives and functional PEG polymers. Our products offer the most diverse collection of reactivity, ready-to-use functionality, and molecular weight options that you will not find anywhere else.

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PEGylation of Peptides and Proteins

PEGylation of Peptides
and Proteins

Reduce the Immunogenicity of Peptide/Protein Drugs

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APPLICATIONS

APPLICATIONS

PEG linkers For Drug

Improved Circulation Half-Life

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