Description
Chemical Name:POLYETHYLENEIMINE
Cas No:9002-98-6
EINECS No:618-346-1
Synonyms:POLYETHYLENEIMINE, BRANCHED;Aziridine,homopolymer;Ethyleneimine,homopolymer;polyethylenimine(10,000);polyethylenimine(20,000);PEI-1750;PEI-2500;ETHYLENE IMINE POLYMER SOLUTION, 50% IN WATER
Molecular Formula:C2H5N
Molecular Weight:43.07
Molecular Structure:
Specification:
Items
Specifications
Cas No.
9002-98-6
EINECS
618-346-1
Molecular Weight
43.07
Appearance
Light yellow liquid
Density
1.030 g/mL at 25 °C
Boiling Point
250 °C(lit.)
Moisture %
/
Fp
>230 °F
Melting Point
59-60°C
PH
pH(50g/l, 25℃) : 10～12
Content %
25%±2 %
Ash %
/
Items | Specifications |
Cas No. | 9002-98-6 |
EINECS | 618-346-1 |
Molecular Weight | 43.07 |
Appearance | Light yellow liquid |
Density | 1.030 g/mL at 25 °C |
Boiling Point | 250 °C(lit.) |
Moisture % | / |
Fp | >230 °F |
Melting Point | 59-60°C |
PH | pH(50g/l, 25℃) : 10～12 |
Content % | 25%±2 % |
Ash % | / |
Function of POLYETHYLENEIMINE:
- In the biomedical field, PEI plays an important role as a non-viral gene carrier.
- The amino group in its molecule can play a buffering role to a certain extent.
- PEI has the ability to adsorb many tiny particles and colloidal particles.
Application of POLYETHYLENEIMINE:
- Membrane separation materials: used to prepare ultrafiltration membranes, nanofiltration membranes and reverse osmosis membranes for water treatment.
- Paper Strengthener: Added into the paper manufacturing process, PEI can improve the strength of paper.
- Electronic packaging materials: In the process of electronic chip packaging, PEI can be used as a component of packaging materials.
FQAs:
- Q1:What kind of packaging do the products usually come in?
A: This depends on the specific form of the product.
1.If the product is in powder form, it is usually packed in 25kg woven bag/25kg cardboard drum, samples are usually bagged .
2. If the product is liquid, it is usually packed in 180kg plastic drum/200kg iron drum, and the samples are usually in bottles.
3. If customers have special requirements, please inform us in advance, we will choose the most suitable packaging according to the actual situation. - Q2:What is your shipping method?
A: 1. Usually, we will send small goods by FedEx, UPS and other international courier; bulk goods can be selected by sea, air or sea-land transport and other ways.
2. If you have a designated courier or logistics channel, please be sure to inform us in advance so that we can arrange according to your requirements. - Q3: What methods can customers pay?
A: We offer a variety of payment methods, including TT transfer and credit card payment, which you can choose according to your needs. - Q4: What is your delivery time?
A:The exact delivery time will be determined according to the product category and quantity in your order. - Q5: How do you keep our business in good relationship for a long time?
A:1. We maintain good quality and competitive price to ensure the benefit of our customers ;
A:2. We respect every customer and treat them as our friends, no matter where they come from, we sincerely do business and make friends with them. - Q6: If you have any questions or needs, please feel free to contact us, we will be happy to provide you with satisfactory service!
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