FLAME RETARDANT RESIN COMPOSITION

Abstract

To provide a flame retardant resin composition having excellent flame retardancy and excellent resin physical properties.

There is provided a flame retardant resin composition, including: an aromatic polycarbonate resin; an inorganic filler; a phosphate ester flame retardant; an organic sulfonic acid flame retardant; a drip preventing agent; and a polyorganosiloxane-containing graft copolymer, in which a content of the aromatic polycarbonate resin is 40 to 95 pts.Math.mass to 5 to 60 pts.Math.mass of the inorganic filler, and a content of the phosphate ester flame retardant, a content of the organic sulfonic acid flame retardant, a content of the drip preventing agent, and a content of the polyorganosiloxane-containing graft copolymer are respectively 1 to 30 pts.Math.mass, 0.01 to 2.5 pts.Math.mass, 0.05 to 1.5 pts.Math.mass, and 0 to 10 pts.Math.mass to the total 100 pts.Math.mass of the aromatic polycarbonate resin and the inorganic filler.

Claims

1. A flame retardant resin composition, comprising: an aromatic polycarbonate resin; an inorganic filler; a phosphate ester flame retardant; an organic sulfonic acid flame retardant; a drip preventing agent; and a polyorganosiloxane-containing graft copolymer, wherein a content of the aromatic polycarbonate resin is 40 to 70 pts.Math.mass to 30 to 60 pts.Math.mass of the inorganic filler, and a content of the phosphate ester flame retardant, a content of the organic sulfonic acid flame retardant, a content of the drip preventing agent, and a content of the polyorganosiloxane-containing graft copolymer are respectively 1 to 30 pts.Math.mass, 0.01 to 2.5 pts.Math.mass, 0.05 to 1.5 pts.Math.mass, and 0 to 10 pts.Math.mass to the total 100 pts.Math.mass of the aromatic polycarbonate resin and the inorganic filler.

2. The flame retardant resin composition according to claim 1, wherein the aromatic polycarbonate resin comprises a recovered polycarbonate resin, and a content of the recovered polycarbonate resin is from 1 to less than 100 mass % to the total mass of the aromatic polycarbonate resin.

3. The flame retardant resin composition according to claim 1, wherein the aromatic polycarbonate resin comprises a recovered polycarbonate resin.

4. The flame retardant resin composition according to claim 2, wherein the recovered polycarbonate resin comprises at least one substituent selected from the group consisting of a hydroxyl group, a phosphate group, a phosphate base, a sulfonium base, a diazonium base, an iodonium base, and a carboxyl group.

5. The flame retardant resin composition according to claim 2, wherein the recovered polycarbonate resin comprises at least one polymer selected from the group consisting of a polyolefin, polypropylene, and polyethylene.

6. The flame retardant resin composition according to claim 2, wherein the recovered polycarbonate resin is obtained from at least one object selected from the group consisting of an optical disk, an optical sheet, a headlight, a water bottle, a baby bottle, and a building material sheet.

7. The flame retardant resin composition according to claim 2, wherein the recovered polycarbonate resin is obtained from a used optical disk or a waste optical disk to which an attached material is attached, the attached material being selected from the group consisting of a metal layer, a recording material layer, an adhesive layer, a label, and a surface-hardened layer.

8. The flame retardant resin composition according to claim 2, wherein the recovered polycarbonate resin is obtained by separating and removing an attached material from a used optical disk or a waste optical disk to which the attached material is attached, the attached material being selected from the group consisting of a metal layer, a recording material layer, an adhesive layer, a label, and a surface-hardened layer.

9. The flame retardant resin composition according to claim 1, wherein the inorganic filler includes at least one material selected from the group consisting of glass fiber, a glass powder, mica, talc, and carbon fiber.

10. The flame retardant resin composition according to claim 1, wherein the organic sulfonic acid flame retardant comprises an organic sulfonic acid compound having a weight-average molecular weight of not less than 30,000 in terms of polystyrene.

11. The flame retardant resin composition according to claim 10, wherein the organic sulfonic acid compound contains 0.1 to 10 mol % of a sulfonic acid group and/or a metal sulfonate group.

12. The flame retardant resin composition according to claim 1, wherein the content of the organic sulfonic acid flame retardant is 0.08 to 1.1 pts.Math.mass.

13. The flame retardant resin composition according to claim 1, wherein the organic sulfonic acid flame retardant comprises a sulfonated aromatic polymer.

14. The flame retardant resin composition according to claim 1, wherein the content of the polyorganosiloxane-containing graft copolymer is 0.5 to 8 pts.Math.mass.

15. The flame retardant resin composition according to claim 1, wherein the aromatic polycarbonate resin comprises a branched aromatic polycarbonate resin.

16. The flame retardant resin composition according to claim 15, wherein an amount of the branched aromatic polycarbonate resin in the aromatic polycarbonate resin is 10 to 100 mass %.

17. The flame retardant resin composition according to claim 1, wherein the aromatic polycarbonate resin comprises an aromatic polycarbonate-polyorganosiloxane copolymer.

18. A method of producing the flame retardant resin composition of claim 1, the method comprising: mixing the aromatic polycarbonate resin, inorganic filler, phosphate ester flame retardant, organic sulfonic acid flame retardant, drip preventing agent, and optionally the polyorganosiloxane-containing graft copolymer to provide a mixture; and melt-kneading the mixture to produce the composition.

19. A molded article comprising the flame retardant resin composition of claim 1.

20. A method of producing the molded article of claim 19, the method comprising molding the flame retardant resin composition to produce the article.

Description

EXAMPLES

[0183] Hereinafter, effects of the present technology will be specifically described with reference to Examples. Note that the scope of the present technology is not limited to the Examples.

[0184] Flame retardant resin composition according to Examples 1 to 24 and flame retardant resin composition according to Comparative Examples 1 to 16 were prepared, and the respective flame retardant resin compositions were evaluated.

[0185] [Configuration of Flame Retardant Resin Compositions According to Examples 1 to 24 and Comparative Examples 1 to 16]

[0186] Each component constituting the flame retardant resin compositions according to Examples 1 to 24 and Comparative Example 1 to 16 will be described. Note that components (A component, B component, C component, D component, E component, and F component) respectively correspond to the aromatic polycarbonate resin, the inorganic filler, the phosphate ester flame retardant, the organic sulfonic acid flame retardant, the drip preventing agent, and the polyorganosiloxane-containing graft copolymer described in the first embodiment.

[0187] (A Component: Aromatic Polycarbonate Resin)

[0188] A component: the following components A-1 to A-4 were used as the aromatic polycarbonate resin. [0189] A-1: commercially available polycarbonate resin having a medium molecular weight (L-1225L: manufactured by TEIJIN LIMITED, weight-average molecular weight in terms of polystyrene (hereinafter, Mw in terms of PS) is 45,000) [0190] A-2: pelletized polycarbonate resin (Mw in terms of PS: 32000) obtained by treating a used CD (Compact Disc), which has been pulverized (2 to 20 mm), with an alkaline hot aqueous solution to remove a coating layer (a recording material layer, a label, an adhesive layer, a hardened layer, a metallic reflective layer, and the like), and then melt-kneading it by a twin screw extruder. [0191] A-3: PC resin (Mw in terms of PS: 60,000) recovered from a light blue used water bottle container [0192] A-4: polycarbonate resin (Mw in terms of PS:

[0193] 46,000) pelletized after pulverizing a used optical sheet coarsely and then melt-kneading it by a twin screw extruder.

[0194] (B Component: Inorganic Filler)

[0195] B component: the following components B-1 to B-3 were used as the inorganic filler. [0196] B-1: glass fiber: chopped strand [0197] B-2: flat cross-sectional glass fiber: CSG 3PL-830, major axis of 28 μm, minor axis of 7 μm [0198] B-3: mineral powder: talc: FH105 (average median diameter: 5.0 μm, specific surface area: 40,000 to 45,000 cm2/g): FUJI TALC INDUSTRIAL CO., LTD.

[0199] (C Component: Phosphate Ester Flame Retardant)

[0200] C component: the following component C-1 was used as the phosphate ester flame retardant. [0201] C-1: phosphorus flame retardant: CR-741: DAIHACHI CHEMICAL INDUSTRY CO., LTD., bisphenol A bis(diphenyl phosphate)

[0202] (D Component: Organic Sulfonic Acid Flame Retardant)

[0203] D component: the following components D-1 to D-2 were used as the organic sulfonic acid flame retardant. [0204] D-1: styrene-potassium 4-vinylbenzene sulfonate copolymer (manufactured by Sony Corp.: PSS-K) [0205] D-2: potassium metal salt of acrylonitrile styrene sulfonate (having the introduction rate of the sulfonic acid group and/or the sulfonate base into the aromatic polymer is 2.24% in terms of sulfur) (PASS-K)

[0206] (E Component: Drip Preventing Agent)

[0207] E component: the following component E-1 was used as the drip preventing agent. [0208] E-1: commercially available PTFE (manufactured by DAIKIN INDUSTRIES, LTD.: POLYFLON FA500H) as polytetrafluoroethylene having fibril-forming ability

[0209] (F Component: Polyorganosiloxane-Containing Graft Copolymer)

[0210] F component: the following components F-1 to F-3 were used as the polyorganosiloxane-containing graft copolymer. [0211] F-1: METABLEN S-2030 [0212] F-2: METABLEN S-2001 [0213] F-3: METABLEN SX-005

[0214] [Molding of Flame Retardant Resin Composition]

[0215] The above-mentioned components (A component to F component) were blended at a formulation ratio shown in the following Table 1 (Examples 1 to 13), Table 2 (Comparative Examples 1 to 4), Table 3 (Examples 14 to 24), and Table 4 (Comparative Example 5 to Comparative Example 16), blended with a tumbler, and melt-kneaded using a co-rotating twin screw extruder ZE40A (Φ42, L/D=38) (manufactured by KraussMaffei Berstorff) to obtain pellets (flame retardant resin molded article). The obtained pellets were dried at 80° C., and molded using an injection molding machine at a cylinder temperature of 280° C. and a mold temperature of 80° C. to prepare a combustion specimen of 125 mm (length)×13 mm (width)×0.8 mm (thickness).

[0216] [Evaluation of Flame Retardancy]

[0217] (Method of Evaluating Flame Retardancy)

[0218] For evaluation of the flame retardancy of each of the flame retardant resin compositions according to Examples 1 to 24, and Comparative Example 1 to 16, the combustion specimen prepared by the above-mentioned method was tested in accordance with UL94 test defined by U.S. UNDERWRITERS LABORATORIES INC. (UL). The UL94V is a method of evaluating flame retardancy on the basis of the residual flame time and dripping properties after causing a specimen having a vertically-held predetermined size to be in contact with flame of a burner for 10 seconds. In order to achieve the flame retardancy of V-0, V-1, and V-2, it is necessary to satisfy the criteria shown in the following Table 5.

[0219] (Evaluation Results of Flame Retardancy)

[0220] The evaluation results of flame retardancy are shown in the following Table 1 to Table 4. Evaluation of each of the flame retardant resin compositions according to Examples 1 to 24 was V-0, and evaluation of each of the flame retardant resin composition according to Comparative Example 1 to 16 was V-1 to V-2. As the evaluation results of the flame retardancy, it was confirmed that the flame retardant resin compositions according to Examples 1 to 24 were satisfactory.

[0221] [Evaluation of Load Deflection Temperature (Heat Distortion Temperature)]

[0222] (Method of Evaluating Load Deflection Temperature (Heat Distortion Temperature))

[0223] For evaluation of the load deflection temperature (heat distortion temperature) of each of the flame retardant resin composition according to Examples 1 to 24 and Comparative Example 1 to 16, a strip-shaped molded article having a thickness of 3.1 mm was prepared and measured at a load of 4.6 kgf/cm.sup.2 in accordance with ASTM D648.

[0224] (Evaluation Results of Load Deflection Temperature (Heat Distortion Temperature))

[0225] The evaluation results of the load deflection temperature (heat distortion temperature) were shown in the following Table 1 to Table 4. The load deflection temperatures (heat distortion temperatures) of the flame retardant resin compositions according to Examples 1 to 24 were 52° C. to 140° C., and the load deflection temperatures (heat distortion temperatures) of the flame retardant resin compositions according to Comparative Example 1 to 16 were 52° C. to 145° C. As the evaluation results of the load deflection temperature (heat distortion temperature), it was confirmed that each of the flame retardant resin compositions according to Examples 1 to 24 was at a level not causing actual damage.

[0226] [Evaluation of Flexural Modulus]

[0227] (Method of Evaluating Flexural Modulus)

[0228] The flexural modulus of each of the flame retardant resin compositions according to Examples 1 to 24 and Comparative Example 1 to 16 was evaluated by preparing a stripe-shaped molded product having a thickness of 3.1 mm in accordance with the ASTMD790 method. Then, the value of flexural modulus was obtained by the following formula.

Flexural modulus E=L.sup.3/4bh.sup.3×ΔF/Δs

[0229] In the above-mentioned formula, L represents the distance between fulcrums, b represents the specimen width, h represents the specimen thickness, ΔF represents the change amount of the bending load, and Δs represents the change amount of deflection. The change amount was obtained by taking two arbitrary points from the tangent of the bending load-deflection curve.

[0230] (Evaluation Results of Flexural Modulus)

[0231] The evaluation results of the flexural modulus were shown in the following Table 1 to Table 4. The flexural moduli of the flame retardant resin compositions according to Examples 1 to 24 were 30,000 to 123,000, and the flexural moduli of the flame retardant resin compositions according to Comparative Example 1 to 16 were 29,000 to 107,000. As the evaluation results of the flexural modulus, it was confirmed that each of the flame retardant resin compositions according to Examples 1 to 24 was at a level not causing actual damage.

[0232] [Evaluation of MFR (Fluidity)]

[0233] (Method of Evaluating MFR (Fluidity))

[0234] MFR (fluidity) of each of the flame retardant resin compositions according to Examples 1 to 24 and Comparative Example 1 to 16 was evaluated by applying a certain weight to a flame retardant resin composition melted in a cylinder (heating cylinder) and obtaining the discharge amount (between marked lines) of the sample extruded from the orifice in terms of a weight (unit: g/10 min) per 10 minutes. The cylinder temperature was 280° C., and the load was 2.16 kg.

[0235] (Evaluation Results of MFR (Fluidity))

[0236] The evaluation results of MFR (fluidity) are shown in the following Table 1 to Table 2. MFRs (fluidity) of the flame retardant resin compositions according to Examples 1 to 13 were 10 to 28, and MFRs (fluidity) of the flame retardant resin compositions according to Comparative Examples 1 to 4 were 16 to 17. As the evaluation results of MFR (fluidity), it was confirmed that each of the flame retardant resin compositions according to Examples 1 to 13 was at a level not causing actual damage.

TABLE-US-00001 TABLE 1 Example 1 Example 2 Example 3 Example 4 Example 5 Example 6 Example 7 A component: A-1 L-1225L 60 60 Aromatic polycarbonate A-2 Waste disk 30 30 resin chemical cleaning product A-3 Recovered 30 30 60 50 water bottle A-4 Recovered 60 optical sheet B component: B-1 Chopped strand 40 40 40 40 40 40 50 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 15 15 15 15 15 15 15 ester flame retardant D component: organic D-1 PSS-K 0.1 0.1 0.1 0.1 0.1 0.1 0.1 sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.4 0.4 0.4 0.4 0.4 preventing agent F component: F-1 S-2030 3 3 3 3 3 Polyorganosiloxane- F-2 S-2001 containing graft F-3 SX-005 copolymer Test UL94 V-0 V-0 V-0 V-0 V-0 V-0 V-0 0.8 mm Example 8 Example 9 Example 10 Example 11 Example 12 Example 13 A component: A-1 L-1225L Aromatic polycarbonate A-2 Waste disk 30 resin chemical cleaning product A-3 Recovered 60 50 60 60 60 30 water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 40 40 40 40 40 Inorganic filler B-2 Flat glass 40 B-3 HF105 10 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 15 15 15 15 16 20 ester flame retardant D component: organic D-1 PSS-K 0.1 0.1 0.1 0.1 0.1 sulfonic acid flame D-2 PASS-K 0.1 retardant E component: Drip E-1 FA500H 0.4 0.4 0.4 0.4 0.4 0.4 preventing agent F component: F-1 S-2030 3 3 3 3 Polyorganosiloxane- F-2 S-2001 3 containing graft F-3 SX-005 3 copolymer Test UL94 V-0 V-0 V-0 V-0 V-0 V-0 0.8 mm First Second First Second First Second First Second First Second First Second First Second Combustion 0 2 2 5− 1 7 2 7 3 7 2 6 3 8 time (S) 1 5 3 3  2 7 3 5 2 4 3 4 4 6 3 0 3 2  2 2 3 3 4 4 3 5 4 7 2  3− 5 3− 2 4 5 7 5 5 4 4 5 7 2  3− 4 3− 1 6 4 7 4 7 3 5 4 6 Total 8 13  17 16  8 26 17 29 18 27 15 24 20 34 combustion time Total of 21 33 34 46 45 39 54 first + second Load 93 94 95 94 93 93 98 deflection temperature ° C. Flexural 97000 97000 95000 95000 95000 95000 123000 modulus MFR 17 17 16 16 10 17 8 (fluidity) First Second First Second First Second First Second First Second First Second Combustion 2 4 4 6 4 7 2 4 3 5 2 4 time (S) 4 5 5 6 3 5 2 2 4 6 3 5 3 4 5 8 4 5 1 1 4 7 3 3 2 4 7 7 5 6 2 3 5 7 2 2 3 6 4 8 4 7 3 5 3 6 2 5 Total 14 23 25 35 20 30 10 15 19 31 12 19 combustion time Total of 37 60 50 25 50 31 first + second Load 92 95 93 93 93 75 deflection temperature ° C. Flexural 100000 98000 95000 95000 95000 93000 modulus MFR 11 14 11 11 11 28 (fluidity) Notation of “−” after number representing combustion time = With drip and without cotton ignition Notation of “+” after number representing combustion time = With drip and cotton ignition

TABLE-US-00002 TABLE 2 Comparison Comparison Comparison Comparison example 1 example 2 example 3 example 4 A component: A-1 L-1225L 30 30 Aromatic polycarbonate A-2 Waste disk 30 30 30 30 resin chemical cleaning product A-3 Recovered 30 30 water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 40 40 40 40 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 15 15 15 15 ester flame retardant D component: organic D-1 PSS-K sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.4 0.4 preventing agent F component: F-1 S-2030 3 3 Polyorganosiloxane- F-2 S-2001 containing graft F-3 SX-005 copolymer Test Flame UL94 V-1 V-1 V-1 V-1 retardancy 0.8 mm First Second First Second First Second First Second Combustion 6  13− 4 22 4 15 5 12 time (S) 4  8 7  17− 6 13 4 13 5 11 5 14 5 19 4 20 5  12− 4  12− 3 12 7 12 4 10 8 10 6 6 6 11 Total 24 54 28 75 24 65 26 68 combustion time Total of 78 103 89 94 first + second Load 92 94 93 94 deflection temperature ° C. Flexural 97000 97000 96000 95000 modulus MFR 17 17 16 17 (fluidity)

TABLE-US-00003 TABLE 3 Example 14 Example 15 Example 16 Example 17 Example 18 Example 19 A component: A-1 L-1226L 45 10 45 30 30 30 Aromatic polycarbonate A-2 Waste disk 50 30 50 30 30 30 resin chemical cleaning product A-3 Recovered water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 5 60 5 40 40 40 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 10 15 1 30 15 15 ester flame retardant D component: organic D-1 PSS-K 0.1 0.1 0.1 0.1 0.01 2 sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.4 0.4 0.4 0.4 preventing agent F component: F-1 S-2030 3 3 3 3 3 3 Polyorganosiloxane- F-2 S 2001 containing graft F-3 SX-005 copolymer Test Flame UL94 V-0 V-0 V-0 V-0 V-0 V-0 retardancy 0.8 mm Example 20 Example 21 Example 22 Example 23 Example 24 A component: A-1 L-1226L 30 30 30 30 30 Aromatic polycarbonate A-2 Waste disk 30 30 30 30 30 resin chemical cleaning product A-3 Recovered water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 40 40 40 40 40 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 30 30 30 30 15 ester flame retardant D component: organic D-1 PSS-K 0.1 0.1 0.1 0.1 0.1 sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.05 1.5 0.2 preventing agent F component: F-1 S-2030 0.1 10 3 3 3 Polyorganosiloxane- F-2 S 2001 containing graft F-3 SX-005 copolymer Test Flame UL94 V-0 V-0 V-0 V-0 V-0 retardancy 0.8 mm First Second First Second First Second First Second First Second First Second Combustion 5 4 4 8  8 7 2  3− 2 7 5 8 time (S) 6 3 3 6− 9 6 1  4− 5 6 2 9 2 7 2 9− 7 9 2 2 4 3 4 5 3 7 2 9− 9 8 2 1 2 5 3 6 4 5 5 8  8 8 1 2 3 7 2 8 Total 20 26 16 40  41 38 8 12  16 28 16 36 combustion time Total of 46 56 79 20 44 52 first + second Load 106 93 140 53 92 93 deflection temperature ° C. Flexural 29000 145000 30000 97000 101000 97000 modulus First Second First Second First Second First Second First Second Combustion 1  3− 3 3  2− 4  6 6  3 3 time (S) 2 2 4 4− 3− 5− 7 5  1 7 1 2 2 2− 1  3  8 8− 3 2 1 1 5 1− 2− 5− 5 9− 1 6 2  4− 1 2  3− 2− 9 9− 4 7 Total 7 12  15 12  11  19  35 37  36 25 combustion time Total of 19 27 30 72 61 first + second Load 52 52 53 54 95 deflection temperature ° C. Flexural 96000 93000 97000 97000 96000 modulus Notation of “−” after number representing combustion time = With drip and without cotton ignition Notation of “+” after number representing combustion time = With drip and cotton ignition

TABLE-US-00004 TABLE 4 Comparison Comparison Comparison Comparison Comparison Comparison example 5 example 6 example 7 example 8 example 9 example 10 A component: A-1 L-1225L 45 10 45 30 30 30 Aromatic polycarbonate A-2 Waste disk 50 30 50 30 30 30 resin chemical cleaning product A-3 Recovered water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 5 60 5 40 40 40 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 10 15 1 30 15 15 ester flame retardant D component: organic D-1 PSS-K sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.4 0.4 0.4 0.4 preventing agent F component: F-1 S-2030 3 3 3 3 3 3 Polyorganosiloxane- F-2 S-2001 containing graft F-3 SX-005 copolymer Test Flame UL94 V-1 V-1 V-1 V-1 V-1 V-1 retardancy 0.8 mm Comparison Comparison Comparison Comparison Comparison Comparison example 11 example 12 example 13 example 14 example 15 example 16 A component: A-1 L-1225L 30 30 30 30 30 60 Aromatic polycarbonate A-2 Waste disk 30 30 30 30 30 resin chemical cleaning product A-3 Recovered water bottle A-4 Recovered optical sheet B component: B-1 Chopped strand 40 40 40 40 40 40 Inorganic filler B-2 Flat glass B-3 HF105 manufactured by FUJI TALC INDUSTRIAL CO., LTD. C component: Phosphate C-1 CR-741 30 30 30 30 15 ester flame retardant D component: organic D-1 PSS-K 3 0.3 sulfonic acid flame D-2 PASS-K retardant E component: Drip E-1 FA500H 0.4 0.4 0.05 1.5 0.4 0.3 preventing agent F component: F-1 S-2030 0.1 10 3 3 Polyorganosiloxane- F-2 S-2001 containing graft F-3 SX-005 copolymer Test Flame UL94 V-1 V-1 V-1 V-1 V-2 V-2 retardancy 0.8 mm First Second First Second First Second First Second First Second First Second Combustion 7 5 4 11 8 13 3 3 3 7 3 7 time (S) 3 11 3  9− 11 10 5 11− 4 11 4 11 3 12 2 12 8 21 4 2 4 3 4 3 9 7 5  8− 9 15 1  9− 3 12 3 12 5 13 4 10 5 28 2 14− 3 7 3 7 Total 27 48 18 50 41 87 15 39  17 40 17 40 combustion time Total of 75 68 128 54 57 57 first + second Load deflection 104 95 141 53 93 92 temperature ° C. Flexural 29000 14000 30000 96000 107000 105000 modulus First Second First Second First Second First Second First Second First Second Combustion 2  11− 4  8 2− 4− 7 4  11 28 6+ 3 time (S) 3  4− 8  4− 2− 5− 8 7  8 19 5+ 0 1 13 1 11 3− 16−  13 8− 15  5+ 6+ 2 1  2− 5  1− 2− 11−  5 9− 21  9 8+ 5 3  9 1 14 3− 2− 12 3− 7 19 11+  10 Total 10 39 19 36 12  38  45 31  62 80 36  20 combustion time Total of 49 57 50 76 142 56 first + second Load deflection 55 52 54 54 93 145 temperature ° C. Flexural 98000 100000 97000 95000 107000 107000 modulus

TABLE-US-00005 TABLE 5 UL94V standard and determination criteria Class category V-0 V-1 V-2 Determination Combustion time after first ≤10 ≤30 ≤30 criteria contact with flame (S) Combustion time after second ≤10 ≤30 ≤30 contact with flame (S) Total combustion time of five ≤50 ≤250  ≤250  components Combustion time of each ≤30 ≤60 ≤60 specimen + glowing time (S) Combustion reaches clamp No No No Cotton ignites by dropping No No Yes