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Polycarbonate Composition And Molded Product

Abstract: Specific embodiments of the present invention provide a polycarbonate composition and a molded product thereof. The polycarbonate composition comprises: a polycarbonate resin as component A and a polycarbonate-polyorganosiloxane copolymer as component B, totaling 100 parts by weight, wherein the polyorganosiloxane accounts for 0.4-5.9 wt% based on the total weight of component A and component B; 0.5-10 parts by weight of polyorganosiloxane grafted copolymer rubber particles as component C, wherein the mass fraction of the polyorganosiloxane in component C is Y%, the average particle size of component C is Z nm, and Y and Z meet the following conditions: Y = -Z/10 + 70 (wherein Y = 25, and 1000 = Z = 200); and 0.5-25 parts by weight of a phosphorus flame retardant as D component. The polycarbonate composition can well achieve low-temperature impact, thin-wall flame retardance and light-resistant and water-resistant characteristics.

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Patent Information

Application #
Filing Date
22 June 2026
Publication Number
27/2026
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application

Applicants

TEIJIN LIMITED
2-4, Nakanoshima 3-chome, Kita-ku, Osaka-shi Osaka 530-0005

Inventors

1. LU, Xianghao
No.310 HuaJing Road, WaiGaoQiao Free Trade Zone Pudong New Area, Shanghai 200131
2. GU, Yi
No.310 HuaJing Road, WaiGaoQiao Free Trade Zone Pudong New Area, Shanghai 200131

Specification

Documents

Application Documents

# Name Date
1 202647076871-STATEMENT OF UNDERTAKING (FORM 3) [22-06-2026(online)].pdf 2026-06-22
2 202647076871-PROOF OF RIGHT [22-06-2026(online)].pdf 2026-06-22
3 202647076871-PRIORITY DOCUMENTS [22-06-2026(online)].pdf 2026-06-22
4 202647076871-FORM 18 [22-06-2026(online)].pdf 2026-06-22
5 202647076871-FORM 1 [22-06-2026(online)].pdf 2026-06-22
6 202647076871-DECLARATION OF INVENTORSHIP (FORM 5) [22-06-2026(online)].pdf 2026-06-22
7 202647076871-COMPLETE SPECIFICATION [22-06-2026(online)].pdf 2026-06-22
8 202647076871-FORM-26 [23-06-2026(online)].pdf 2026-06-23
9 202647076871-Proof of Right [24-06-2026(online)].pdf 2026-06-24
10 202647076871-WIPO_PCT_DOC.pdf 2026-06-27
11 202647076871-PATENT_APPLICATION_PUBLICATION.pdf 2026-07-11