Factory Supply UV Absorber UV 622 Light Stabilizing Agent For PVC

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Product Overview

Description





Product Description


Light stabilizer 622: UV stabilizing agent 622
Chemical name: Butanedioic acid polymer with(4-hydroxy-2, 2, 6, 6-tetramethyl-1-piperidineethanol)

Other Names: Light stabilizer 622; Light stabilizer-622; Chima-ssorb 622; HALS 622; BHSORB-622; BHSORB 622; LS 622; Primesorb622;
Hindered amine light stabilizer 622; Hindered amine light stabilizer 622; UV-622; UV 622; UV622; Photo-stabilizer 622; Photo
stabilizer 622; Photo-stabilizer BW-10LD ; light stabilizer UV 622

Molecular Formula: C15n+1H25n+4O4n+1N
CAS No. 65447-77-0

Main Indexes
It is white or light yellow granule
The content of available nitrogen is 4.9%.
Its softening temperature is 55~80. C.
The relative density is 1.18(20° C).
The heat loss of 1% is 275° C and 10% is 325° C.

This product is an oligomer with good process heat stability and has good compatibility with resin.

It is water-fast, and is effective to prevent the degradation of high polymer caused by light, heat and weather, water.

Solubility /(20° C)
Solvent: Solubility
Hexyl hydrnamee: 40
Methyl chlornamee: > 40
Carbinol: 0.05
Water: < 0.01

Characteristics and Uses
The product is wnameely used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane,
metaformaldehyde and polyamnamee.

Toxicity



Specification


Items
Specifications
Appearance
Pale yellow crystalline powder
Purity
99.0%
Loss on drying
0.5%max
Melting point
62.0-65.0℃
Residue on ignition
0.1% max
Specific absorptivity (E1%1cm, methanol)
258nm: 630min
325nm: 410min


Application:
Used as UV absorber.
Packing and Storage:
Packing: In 25kgs net cardboard drum or carton.
Storage: Keep tightly closed.

Safety information:
Non-hazardous for air, sea and road freight.
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company.




FAQ


Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; For those high value products, you just need to freight and certain product cost. When we both cooperate for some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C or Alibaba trade insurance. You can choose the one which is convenient for you.

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.)
or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,
shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on
where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.

Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are qualified. We will have goods tested and provide COA before delivery for sure.


0.0852 s.