{"id":489,"date":"2026-02-27T21:00:51","date_gmt":"2026-02-27T13:00:51","guid":{"rendered":"https:\/\/www.fangcundaparylene.com\/?p=489"},"modified":"2026-03-01T13:49:57","modified_gmt":"2026-03-01T05:49:57","slug":"parylene-d-dimer","status":"publish","type":"post","link":"https:\/\/www.fangcundaparylene.com\/de\/parylene-d-dimer\/","title":{"rendered":"Parylene D Dimer (CAS No. 30501-29-2)"},"content":{"rendered":"

1.Parylene D Dimer Basic Information<\/span><\/strong><\/h2>\n

 <\/p>\n

Chemical Identification<\/strong><\/p>\n

Chemical Name: Tetrachloro-p-xylene dimer<\/p>\n

Alternative Name: Tetrachloro-tricyclo[8.2.2.2\u2074,\u2077]hexadecene-4,6,10,12,13,15-hexaene<\/p>\n

Molecular Formula: C\u2081\u2086H\u2081\u2082Cl\u2084<\/p>\n

Molecular Weight: 346.08<\/p>\n

CAS Number: 30501-29-2<\/p>\n

 <\/p>\n

2. Physical & Chemical Properties<\/strong><\/span><\/p>\n\n\n\n\n\n
Melting point:<\/td>\n130-140 \u2103 (sublm)<\/td>\n<\/tr>\n
Appearance:<\/td>\nWhite crystalline powder or white granules<\/td>\n<\/tr>\n
Purity<\/td>\n99%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

3. Parylene D Dimer Features & Advantages<\/strong><\/span><\/h2>\n

 <\/p>\n

\u2022 Raw Material Characteristics<\/strong><\/p>\n

White crystalline powder or white granules<\/p>\n

High purity (\u226599%) with stable batch-to-batch consistency<\/p>\n

Stable melting point range (130\u2013140 \u00b0C), suitable for controlled sublimation processes<\/p>\n

\u2022 Film Formation Performance<\/strong><\/p>\n

Deposited via Chemical Vapor Deposition (CVD) process<\/p>\n

Uniform, dense, and pinhole-free coating<\/p>\n

Excellent conformal coverage on deep cavities and complex geometries<\/p>\n

\u2022 Electrical Properties<\/strong><\/p>\n

Excellent electrical insulation performance<\/p>\n

High dielectric strength<\/p>\n

Low dielectric constant, suitable for precision electronic component protection<\/p>\n

\u2022 Environmental Resistance<\/strong><\/p>\n

Outstanding moisture and humidity resistance<\/p>\n

Good chemical resistance<\/p>\n

Enhanced thermal resistance compared to some other Parylene grades<\/p>\n

\u2022 Reliability Advantages<\/strong><\/p>\n

Excellent long-term stability<\/p>\n

Maintains protective performance under harsh environmental conditions<\/p>\n

Suitable for high-reliability industries and applications<\/p>\n

 <\/p>\n

4. Parylene D Typical Applications<\/strong><\/span><\/h2>\n

 <\/p>\n

Parylene D is a high-performance parylene coating material widely used in the electronics, medical, and aerospace industries. It provides excellent moisture resistance, electrical insulation, and long-term protective performance.<\/p>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

Parylene D is a high-performance parylene coating material widely used in the electronics, medical, and aerospace industries. It provides excellent moisture resistance, electrical insulation, and long-term protective performance.<\/p>","protected":false},"author":1,"featured_media":238,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-parylene-dimers"],"yoast_head":"\nParylene D Dimer (CAS No. 30501-29-2) Manufacturer | FANGCUNDA PARYLENE DIMER<\/title>\n<meta name=\"description\" content=\"FANGCUNDA is a global leader in Parylene nano-protection solutions and the only supplier in China with large-scale production capabilities across the full range of parylene dimers. 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