799297

1,1,2,2,9,9,10,10-Octafluoro[2.2]paracyclophane

• Synonym(s): α-Perfluorodi-p-xylene, 1,1,2,2,9,9,10,10-Octafluoro-p-cyclophane, 2,2,3,3,8,8,9,9-octafluorotricyclo[8.2.2.24,7]hexadeca-4,6,10,12,13,15-hexaene, Parylene AF 4 dimer
• Empirical Formula (Hill Notation): C₁₆H₈F₈
• CAS Number: 3345-29-7
• Molecular Weight: 352.22
• MDL number: MFCD13194972
• UNSPSC Code: 12352104
• PubChem Substance ID: 329768701
• NACRES: NA.23

Properties

• assay: 99% (GC)
• Quality Level: 100
• form: powder
• mp: 240-250 °C
• SMILES string: FC1(F)C2=CC=C(C(F)(F)C(F)(F)C3=CC=C(C1(F)F)C=C3)C=C2
• InChI: 1S/C16H8F8/c17-13(18)9-1-2-10(4-3-9)14(19,20)16(23,24)12-7-5-11(6-8-12)15(13,21)22/h1-8H
• InChI key: KCKIWSAAWFKXMA-UHFFFAOYSA-N

Description

General description

Characteristics of Parylen AF4 coating:
Specialties:

• Unmatched UV stability
• Excellent thermal stability at high service temperature (350)
• Unmatched oxidation stability
• Completely conformal coating
• Superior crevice penetration, pin hole free
• Anti-saline damage
• Anti-stick ion

Barrier properties:

• Chemical insolubility and solvent resistant
• Low water absorption
• Hydrophobic properties
• Low gas permeability , no out-gassing

Physical & mechanical properties:

• Transparent
• Light-weight and ultra-thin
• Low CTE
• Low coefficient of friction
• Good dry lubricity
• Abrasion resistance
• Stabilization of components and structures
• Particulate immobilization

Electrical properties:

• Electrical insulation
• High dielectric strength
• High volume resistivity ,ohm-cm
• Low dissipation factor
• Low dielectric constant
• Mitigation of tin whisker growth

Biocompatibility and bio-stability

• USP class VI
• Microorganism resistance

Application

Parylen AF₄ is extremely useful in high temperature applications and those in which long-term UV stability is required.

• Aerospace
• Military
• Electronic
• Medical
• Industrial
• Semiconductor (3D IC TSV electrical insulation , AMOLED De-bonding layer , Barrier layer )
• Bio-MEMS electrode protection film
• EWD (Electro Wetting Device) Liquid lens

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable