1247779 九、發明說明： 【發明所屬之技術領域】 本發明係關於使用無鹵素防_之間同立構聚苯⑽樹脂組 成物，其提供良好之防燃性與其他足夠之物理性質。更特別地是 其能夠利用所含的橡膠成分來顯現出良好之撞擊強度，並利用益 鹵素防燃劑來顯現出良好之防燃性。 …、 【先前技術】 ，同立構聚苯乙烯是—種非f引人注目的聚合物。該聚合物 舰出低比重、低介電常數、高彎曲係數、良好之抗敎性、良好 二ΐ之高熔點(Tm)，與絕佳之化學藥品抵抗力等 的材料。然而，由於其撞擊嶽低使Ϊ =缺點’因此在間同立構聚苯乙烯樹脂組成物=以 擊修飾劑材料與間同立構聚苯乙烯之各種姆鮮。乂 為美國甘專利第5,270,353號中揭示一種以苯乙烯 itdc含一無官能基且以苯乙烯為基底之間 二環氧基且以苯乙烯為基底之聚合物，與 利用夕烧化δ物或鈦化合物處理之無機填充劑表面。 物，種聚苯乙烤組成 =====反應喊嶋，爾一與第 Wessd等人於美國專利第 之一晶核形成劑；翁、破======用 1247779 ί/Λί基綱、或難官能祕叙具祕_。 〇 Okada #人於關專利第5,543,462號巾揭種抗撞 ii二ΐΓί包含間同立構結構之苯乙烯聚合物，與3用具 ，並可渺卜選擇彈性 Η=ΓίΗΐJr.等人於美國專利第5,654,祕號中揭示-種間同 - 其彻具苯—纽具丁烯區塊共聚物與 膠修飾劑之混合物，來修飾輕微或未交錯結合之橡 5)760?105 乂私=匕3八有間同立構結構(sPS)或修飾為sPS之苯乙烯聚 有極性官能基之熱塑性樹脂、具有傾向於SPS之彈性聚 5物，與具有一極性官能基之相容劑。 r 等專利第5,777,028號中揭示一種抗撞擊聚苯 物，其包含具有間同立構結構之苯乙烯聚合物、具有稀 或鱗類之彈性聚合物，與具有⑽。C微相分離溫度之苯 乙烯/烯糸區塊或接枝共聚物。 Μ日ΐίIdemitsu公⑲經㈣—糊同立構聚苯乙烯樹脂組 成物，其玻賴賴化以便改善縣較，並使用含 防燃劑。 ，脂組成物所使用之防燃劑有兩種:含鹵素防燃劑與無齒素 έ _素防燃劑包括飾物與氯化物，而無鹵素防燃劑則 包括麟酸酉旨。 含鹵素燃劑之樹脂組成物具有良好的防燃性與化學藥品抵抗 力。然而，該樹脂組成物對天氣之抵抗力卻很差，在高溫模製成 形製程以便產生鹵素氣體的期間’其會變成熱不穩定性，不僅導 致模型的_ ’並在燃燒_產生有錢體而造成環境問題。另 一方面，含有無齒素防燃劑之磷酸酯的樹脂組成物則會由於碳 化、脫水與附加之塑化等因素而大量燒焦。 1247779 日ft已申請兩項韓國專利(韓國申請案帛1999_39858與 -，）’乃是關於一種間同立構聚苯乙烯組成物，其含有 改良之防燃劑並可維持機械強度與撞擊強度。 M if、明t6研發出—鋪湖同域聚紅烯旨組成物， ;1同立構聚苯乙稀；（b)作為彈性組成之氫化苯乙烯/ I二,ΐί巧塊絲物(SEBS)，賴改·馳的撞擊強 相容劑之氮化苯乙烯/丁二烯/苯乙稀接枝順_ 丁烯 二^隐）三以便改善間同立構聚苯乙烯與橡膠間之兼容 L ’（^)作為弟二相容劑之聚氧化對二甲苯，以便改善間同立構聚 表乙稀與橡制之兼容性；與(e)作為無較防_之磷酸酯。 〔發明目的〕 本發明之一特色，乃是提供一種間同立構聚苯乙烯樹脂組成 物，其對人體無害，且不會因為使用磷酸酯作為無鹵素防燃劑而 造成壞境問題。 、本發=之另一特色，乃是提供一種間同立構聚苯乙烯樹脂組 成物，其藉由含有氫化苯乙烯/丁二烯/苯乙烯區塊共聚物(SEBS) 作為橡膠組成，而改善自身之撞擊強度。 本發明之更進一步特色，乃是提供一種間同立構聚苯乙烯樹 脂組成物，其具有各種應用中所要求之良好的物理特性。 本發明之其它目的與優點，將可從確定之揭示與附錄之權利 請求項中據以實施。 【發明内容】 本發明的間同立構聚苯乙浠樹脂組成物，其包含：（a)重量等 份為100之間同立構聚苯乙烯；(|3)重量等份為U0之氫化苯乙烯 / 丁二稀/苯乙烯區塊共聚物(SEBS)，作為橡膠組成以便改善樹脂組 成物之4里擊強度；（c)重量等份為1〜15之氫化笨乙稀/丁二烯/苯乙 烯接枝順-丁烯二酸酐(SEBS-MA)，作為一第一相容劑以便改善該 1247779 間構$笨乙烯與該橡膠組成間的兼容性；（d)重量等份為1〜90 苯基烯氧化物(PPO)，作為一第二相容劑以便改善該間同立構 =苯乙烯與該橡膠組成間的兼容性；（e)重量等份為卜仞之磷酸 酉旨]作為無鹵素防燃劑。該間同立構聚苯乙稀樹脂組成物可額外 已含(f)重量等份為1〜70之玻璃纖維。 【實施方式】 取—本發明之間同立構聚苯乙烯樹脂組成物包含··（a)—間同立構 聚苯乙烯；(b)作為彈性組成之氳化苯乙烯/ 丁二烯/苯乙烯區塊共聚 物(S^BS); (c)作為第一相容劑之氫化苯乙烯/丁二烯/苯乙烯接枝順 -丁烯二酸酐(SEBS-MA) ; (d)作為第二相容劑之聚苯基烯氧化物； 與(e)作為無齒素防燃劑之磷酸酯。所有的組成將會在以下詳細描 述： (A)間同立構聚苯乙烯(sPS) 一般按照當作側鏈之苯環的位置，而將聚苯乙烯分成無規 則、順式與間同立構等三種結構。其中無規則聚苯乙烯的苯環為 不，則排列，而順式聚苯乙烯的苯環則均被安置在聚合物主^的 :口；、。另一方面，間同立構聚苯乙烯的苯環則呈現規律交替的 間，立構聚苯乙烯是在金烯觸媒與輔觸媒之觸媒系統的催化 下’，笨乙烯單體製備而成。其中金烯觸媒為Ti、Zr、Hf等週期 表^第4族過渡金屬橋接而成之錯合物，至於配位基則是一或兩 二烯基族、印基族、苐基與其衍生物等之環烷二烯基族二 當金烯觸媒具有高活性時，則與Ziegler-Natta觸媒相較下，金烯 ，媒所製得之聚合物將具有較佳的物理性質。於美國專利申請 第〇8/844，1〇9與〇8/844，110號中揭示新型烷基橋接雙核金^角蜀 媒曱石夕垸基橋接雙核金烯觸媒與烧基-曱石夕烧基橋接雙核金稀 媒，以便將苯乙稀單體聚合成高立體選擇性、高熔點盥 八 子量分布的聚苯乙烯。 刀 1247779 於1999年1 j Μ日所提申之美國專利申請案第09/231，884 號中揭示，在包含金烯觸媒與輔觸媒之觸媒系統的催化下，一種 新型的間同立構聚苯乙烯的製備。 在本發明中，較佳的情況是使用間同立構性為97%以上之間 同立構聚苯乙烯。 (B) 氫化苯乙烯/丁二烯/苯乙稀區塊共聚物邮則） 橡膠組成係添加至本發明之間同立構聚苯乙稀樹脂組成物 中。至於氳化苯乙烯/丁二烯/苯乙烯區塊共聚物(SEBS)最好當作橡 膠組成使用。_橡膠組成會吸收撞擊力，並改善樹脂組成物的 撞擊強度。 又，氳化苯乙烯/丁二烯/苯乙烯區塊共聚物(SEBS)的使用量， 若，同立構聚苯乙烯重量為100等份時，則其大約為U等份。 (C) 戴^匕笨乙浠/丁一烯/苯乙烯_接枝-順-丁烯二酸酐 y氫化苯乙烯/丁二烯/苯乙烯-接枝·順-丁烯二酸酐(SEBS-MA) 係應用於本發明之間同立構聚苯乙_驗成物巾以作為第一相 容劑，以便^改善間同立構聚苯乙烯與橡膠組成間的兼容性。 又，氳化笨乙稀/丁二浠/苯乙烯_接枝_順_ 丁烯二酸酐 (SEBS-MA)是利用順-丁烯二酸酐處理氫化苯乙烯/ 丁二烯/苯乙烯 =製得，而此步驟可由熟悉該項技術之相關人士所實行。且氮化 苯乙烯/ 丁二烯/苯乙烯-接枝_順_ 丁烯二酸酐亦具有 業上可利用性。 而氫化苯乙烯/ 丁二烯/苯乙烯-接枝_順_ 丁烯二酸酐(sebs_ma 的使巧量’若間同立構聚苯乙烯重量為刚等份時，則其大約為 1〜15等份。 (D) 聚氧化對二甲苯(ppo) 第一相谷劑係應用於本發明之間同立構聚苯乙烯樹脂組成物 中:以便改善間同立構絲乙烯絲軸成_兼雜。而聚氧 化對一曱苯(PPO)為本發B月中較適當之第二相容劑。且聚氧化對二 曱苯(PPO)具有商業上可利用性。 1247779 ΑίοΓίί,對二甲苯师0)的使用量’若間同立構聚苯乙烯重量 為100專伤％，則其大約為丨〜卯等份。 (Ε)鱗酸酯 以便本發明之間同立構聚苯乙烯樹脂組成物中， i成物防燃性。而磷酸關於無鹵素防燃劑。其中 4本一一(一_2,6 一甲苯基磷酸)較適用。含有無鹵素防蟒 的樹脂組成物會由於碳化、脫水與附加之塑化等因素^大 性=改ΐϊϊί。而無鹵素防燃劑既不會產生有害於人 體之毋性乳體，亦不會造成環境問題。 旨的使用量，若間同立構聚苯乙稀 則其大約為1〜60等份。 11刀口才 料。又本發明之_立構聚苯乙_驗錢可麟包含強化材 (F)玻璃纖維 中。添加至本發明之間同立構聚苯乙烯樹脂組成物 中而在本毛明中以玻璃纖維為該強化材料較適當。 纖維的使用量，若間同立構 時，則其大約為1〜70等份。 ⑽ η υ寺仞 添加其他其它添加物至本發明之樹脂組成物中。 修二：二ί添加，防燃劑、潤滑油、防黏劑、抗滴劑、撞擊 熱穩定劑、抗氧化劑、光安定劑、顏料、染料 加滑石、♦石、雲母或陶器等無機填充劑。至於添 加物的制量大_間社鄕苯乙烯重量的〇〜桃。 · 灰、隹藉由參批下之案例而更容純解，而這些案例旨 附錄請求範圍，至於本發明之範圍乃是由 所有之等份與百分比=量工的案例中’綱別標示， 〔案例〕 11 1247779 欲製備案例1至3與比較例！至2之間同立構聚苯乙稀樹脂 組成物的組成如下： (A) 間同立構聚苯乙烯 在玻璃反應裔中製備間同立構性為97%之間同立構聚苯乙 烯。 (B) 氫化苯乙烯/丁二烯/苯乙烯區塊共聚物(SEB s) 採用Shell公司的商業化產品(Krat〇nG-1651)。 (c)氫化苯乙稀/丁二婦/苯乙烯_接枝領叮烯二酸酐(SEBS_MA) 採用日本Asahi公司的商業化產品(M-1913)。 (D) 聚氧化對二甲苯(ppo) 採用日本Asahi公司的商業化產品。 (E) 碟酸酉旨 採用曰本Daihachi化學公司的商業化產品(ρχ_2〇〇)作為案例i 至2與比較例1至2中的磷酸酯。另外採用該公司的三苯基磷酸 (TPP)作為案例3中的磷酸酯。 其中案例1至3與比較例1至2的組成顯示於表1上。 表1 (以重量為等份) 案例 比較例 1 2 3 1 2 (A)間同立構聚苯乙烯 100 100 100 100 100 (B) SEBS 21.0 21.1 21.1 20.9 21.0 (C) SEBS-MA 5.4 5.3 5.3 5.3 5.3 (D) PPO 71.1 88.2 88.2 5.2 38.1 (E)磷酸酯 26.41) 52.71) 52·72) 13.21) 19.71) 防燃性 V-1 V-0 V-0 無效 無效 司所製造 備註：1,2) PX-200與三苯基磷酸(TPP)為曰本Daihachi化學公 12 1247779 、有關於案例1至3與比較例1至2之樹脂組成物的防燃性測 試，乃是根據UL94而製備出1/8”、1/16”與1/32”之樣品並予'以測 試。其中，案例1之樣品所呈現的防燃性為V-1，而案例2至3 ^ 樣品的則為V-0。這些測試結果均顯示於表1上。 針對測量案例1至3之樹脂組成物的物理特性，則是在28〇。匸 下以雙螺絲擠壓器製備出小球狀的樹脂組成物。然後將小球在 8口〇°C下乾燥3小時，並在300cC下以5〇噸之注射模型成形為樣 στ3。且將產量強度、破壞強度、延展性、彎曲強度與懸臂樑 擊強度等物理特性之測量結果顯示於表2上。 "’卞工里 表2 1 案例 2 --------------- 3 產量強度(kgf/cm2) 647 607 ——--------- · 407 破壞強度(kgf/cm2) 414 466 265 延展性(％) 28 40 45 彎曲強度(kgf/cm2) 26,300 26,160 19,380 懸臂樑式撞擊強度(kgf/cm2) 32 24 33 備註··產量強度、破壞強度與延展性是根 量所得’ f曲強度是根據ASTM D790標準測量所得，而 懸臂樑式縣強度収根據ASTM D256鮮測量所得 膠組 口 的PPO,即可作糸門问六摄取―于平乂低但右疋使用較多量 =======範的 131247779 IX. INSTRUCTIONS OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to the use of a halogen-free anti-isotactic polyphenylene (10) resin composition which provides good flame resistance and other sufficient physical properties. More specifically, it is capable of utilizing the rubber component contained to exhibit good impact strength and utilizing a halogen-based flame retardant to exhibit good flame resistance. ..., [Prior Art], syndiotactic polystyrene is a non-f attracting polymer. The polymer ship has low specific gravity, low dielectric constant, high bending coefficient, good tamper resistance, good high melting point (Tm), and excellent chemical resistance. However, due to its impact, Yue Ϊ = 缺点 缺点 因此 因此 因此 因此 因此 因此 因此 因此 因此 因此 因此 因此 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯 聚苯乙烯U.S. Patent No. 5,270,353, the disclosure of which is incorporated herein by reference to U.S. Patent No. 5,270,353, the disclosure of which is incorporated herein by reference. The inorganic filler surface treated with the compound. Composition, polystyrene baking composition =====Responding to shouting, Eryi and Wessd et al. in the US patent No. 1 nucleating agent; Weng, broken ====== with 1247779 ί/Λί The outline, or the difficult function, is secretive. 〇Okada #人于关 Patent No. 5,543,462 towel uncovering anti-collision ii two ΐΓ 包含 styrene polymer containing syndiotactic structure, with 3 utensils, and can choose elastic Η=ΓίΗΐJr. et al. 5,654, revealed in the secret number - the same species - its mixture of benzene-neoprene butene block copolymer and glue modifier to modify the slight or uninterlaced rubber 5) 760? 105 乂 private = 匕 3 A thermoplastic resin having a syndiotactic structure (sPS) or a styrene polyfunctional group modified with sPS, an elastic poly 5 having a tendency to SPS, and a compatibilizing agent having a polar functional group. An impact-resistant polyphenylene comprising a styrene polymer having a syndiotactic structure, an elastomeric polymer having a dilute or scaly type, and having (10) is disclosed in Patent No. 5,777,028. A styrene/olefin based block or graft copolymer having a C microphase separation temperature. Μ日ΐ IdIdemitsu Gong 19 (4) - a paste-like stereopolystyrene resin composition, which is used to improve the county and use a flame retardant. There are two types of flame retardants used in the fat composition: halogen-containing flame retardants and dentate-free flame retardants including ornaments and chlorides, while halogen-free flame retardants include linoleic acid. The resin composition containing a halogen-containing fuel has good flame resistance and chemical resistance. However, the resin composition is very resistant to weather, and during the high-temperature molding process to generate a halogen gas, it becomes thermally unstable, which not only causes the model to be _ 'and produces a rich body in combustion And cause environmental problems. On the other hand, the resin composition containing the phosphate ester of the dentate-free flame retardant is largely scorched due to factors such as carbonization, dehydration, and additional plasticization. 1247779 ft has applied for two Korean patents (Korean application 帛1999_39858 and -,)' is about a syndiotactic polystyrene composition containing improved flame retardant and maintaining mechanical strength and impact strength. M if, Ming t6 developed - the composition of the same layer of poly-alkenyl, the same as the stereotactic polystyrene; (b) hydrogenated styrene as an elastic component / I II, ΐ 巧 巧 巧 ( SEBS ), Lai Shi·Chi's impact-compatible compatibilizer nitriding styrene/butadiene/styrene grafting cis_butene 2)) in order to improve compatibility between syndiotactic polystyrene and rubber L '(^) is a polyoxy-p-xylene as a compatibilizer to improve the compatibility of syndiotactic polyethylene and rubber; and (e) as a phosphate without anti-defense. [Object of the Invention] A feature of the present invention is to provide a syndiotactic polystyrene resin composition which is harmless to the human body and which does not cause a problem due to the use of a phosphate ester as a halogen-free flame retardant. Another feature of the present invention is to provide a syndiotactic polystyrene resin composition comprising a hydrogenated styrene/butadiene/styrene block copolymer (SEBS) as a rubber component. Improve your own impact strength. A still further feature of the present invention is to provide a syndiotactic polystyrene resin composition having desirable physical properties as desired in various applications. Other objects and advantages of the present invention will be realized from the claims and the appended claims. SUMMARY OF THE INVENTION The syndiotactic polystyrene resin composition of the present invention comprises: (a) an aliquot of 100 parts by weight of syndiotactic polystyrene; (|3) weight aliquot of U0 hydrogenation Styrene/butylene/styrene block copolymer (SEBS) as a rubber composition to improve the strength of the resin composition; (c) Hydrogenated stupid/butadiene having a weight aliquot of 1 to 15 /styrene-grafted maleic anhydride (SEBS-MA) as a first compatibilizer to improve compatibility between the 1247779 interstitial and the rubber composition; (d) weight aliquot of 1 ~90 phenylene oxide (PPO) as a second compatibilizer to improve the compatibility between syndiotactic = styrene and the rubber composition; (e) weight aliquot is diphosphoric acid ] as a halogen-free flame retardant. The syndiotactic polystyrene resin composition may additionally contain (f) an aliquot of glass fibers in an amount of from 1 to 70. [Embodiment] The syndiotactic polystyrene resin composition of the present invention comprises (a)-syndiotactic polystyrene; (b) deuterated styrene/butadiene as an elastic component. Styrene block copolymer (S^BS); (c) hydrogenated styrene/butadiene/styrene grafted maleic anhydride (SEBS-MA) as the first compatibilizer; (d) a polyphenylene oxide of a second compatibilizer; and (e) a phosphate ester as a dentate flame retardant. All compositions will be described in detail below: (A) Syndiotactic polystyrene (sPS) is generally classified as irregular, cis and syndiotactic according to the position of the benzene ring as a side chain. Structure and other three structures. Wherein the benzene rings of the irregular polystyrene are not arranged, and the benzene rings of the cis polystyrene are all disposed in the polymer: On the other hand, the benzene ring of syndiotactic polystyrene exhibits a regular alternating relationship. The stereopolystyrene is catalyzed by a catalyst system of a gold-based catalyst and a secondary catalyst. Made. The gold olefin catalyst is a complex of a transition metal of the periodic table ^Ti, Zr, Hf, etc., and the ligand is a one or two dienyl group, a syllabic group, a fluorenyl group and a derivative thereof. When the cycloalkadiyl group of the compound and the like are highly active, the polymer obtained by the methene and the medium will have better physical properties than the Ziegler-Natta catalyst. The novel alkyl-bridged dinuclear gold-based ruthenium-based ruthenium-based ruthenium-bridged dinuclear catalyst and ruthenium-germanium are disclosed in U.S. Patent Application Serial No. 8/844, the disclosure of which is incorporated herein by reference. The sulphur-based bridge is bridged with a double-nuclear gold medium to polymerize the styrene monomer into a polystyrene having a high stereoselectivity and a high melting point. U.S. Patent Application Serial No. 09/231,884, the entire disclosure of which is incorporated herein by reference in its entirety in its entire entire entire entire entire entire entire entire entire entire disclosure Preparation of stereopolystyrene. In the present invention, it is preferred to use syndiotactic polystyrene having a syndiotacticity of 97% or more. (B) Hydrogenated styrene/butadiene/styrene block copolymer) The rubber composition is added to the syndiotactic polystyrene resin composition of the present invention. As for the styrene/butadiene/styrene block copolymer (SEBS), it is preferably used as a rubber composition. The rubber composition absorbs the impact force and improves the impact strength of the resin composition. Further, the amount of the styrene-butadiene/styrene block copolymer (SEBS) used is about U aliquots if the weight of the syndiotactic polystyrene is 100 aliquots. (C) Dai(匕) 浠乙浠/丁一烯/styrene_graft-cis-butenedic anhydride y hydrogenated styrene/butadiene/styrene-grafted·cis-butenedioic anhydride (SEBS- MA) is applied to the syndiotactic polyphenylene-formulation wipes of the present invention as a first compatibilizing agent to improve the compatibility between the syndiotactic polystyrene and the rubber composition. Further, sulfhydryl styrene / butadiene / styrene = styrene / styrene / styrene _ _ _ _ _ succinic anhydride (SEBS-MA) is treated with cis-butenedic anhydride hydrogenated styrene / butadiene / styrene = system Yes, and this step can be carried out by a person familiar with the technology. Further, nitriding styrene/butadiene/styrene-grafted-cis-butenedic anhydride is also commercially available. And hydrogenated styrene / butadiene / styrene - graft - cis - methic anhydride (sebs_ma of the amount "if the weight of syndiotactic polystyrene is just aliquot, it is about 1 to 15 (D) Polyoxy-p-xylene (ppo) The first phase of the granules is applied to the syndiotactic polystyrene resin composition of the present invention: in order to improve the formation of syndiotactic filaments. And polyoxy-p-benzoic benzene (PPO) is the second most suitable compatibilizer in the month of B. and polyoxy-p-quinone benzene (PPO) is commercially available. 1247779 ΑίοΓίί, p-xylene The amount of use of the division 0) If the weight of the syndiotactic polystyrene is 100%, it is approximately 丨~卯. (Ε) sulphate for the anti-flammability of the syndiotactic polystyrene resin composition of the present invention. Phosphoric acid is a halogen-free flame retardant. Among them, 4 one-one (one-_2,6-tolylphosphoric acid) is more suitable. Resin compositions containing halogen-free and anti-mite are subject to factors such as carbonization, dehydration, and additional plasticization. The halogen-free flame retardant neither produces a harmful milk that is harmful to the human body and does not cause environmental problems. The amount of use, if syndiotactic polystyrene, is about 1 to 60 parts. 11 knife mouth is only expected. Further, the present invention is in the form of a reinforcing material (F) glass fiber. It is added to the syndiotactic polystyrene resin composition of the present invention, and in the present invention, glass fiber is suitable as the reinforcing material. When the amount of the fiber used is syndiotactic, it is about 1 to 70 parts by weight. (10) η υ 仞 仞 Add other other additives to the resin composition of the present invention. Repair 2: Adding, anti-burning agent, lubricating oil, anti-sticking agent, anti-drip agent, impact heat stabilizer, antioxidant, light stabilizer, pigment, dye plus talc, ♦ stone, mica or ceramics and other inorganic fillers. As for the amount of additives, the amount of 添 桃 桃 重量 重量 桃 ~ peach. · Gray and 隹 are more purely solved by the case of the approval, and these cases are intended to cover the scope of the application. As for the scope of the invention, it is marked by the syllabus of all aliquots and percentages = the number of workers. [Case] 11 1247779 To prepare cases 1 to 3 and comparative examples! The composition of the syndiotactic polystyrene resin composition up to 2 is as follows: (A) Syndiotactic polystyrene prepares syndiotactic 97% syndiotactic polystyrene in glass reactants . (B) Hydrogenated styrene/butadiene/styrene block copolymer (SEBs) Commercially available from Shell (Krat〇n G-1651). (c) Hydrogenated styrene/butadiene/styrene_grafted terpene dianhydride (SEBS_MA) Commercially available product (M-1913) from Asahi Corporation of Japan. (D) Polyoxy-p-xylene (ppo) Commercially available from Asahi Corporation of Japan. (E) The acidity of the dish was determined by using the commercial product of D本 Daihachi Chemical Co., Ltd. (ρχ_2〇〇) as the phosphate esters of the cases i to 2 and the comparative examples 1 to 2. In addition, the company's triphenylphosphoric acid (TPP) was used as the phosphate ester in Case 3. The compositions of Cases 1 to 3 and Comparative Examples 1 to 2 are shown in Table 1. Table 1 (in aliquots by weight) Case Comparative Example 1 2 3 1 2 (A) Syndiotactic Polystyrene 100 100 100 100 100 (B) SEBS 21.0 21.1 21.1 20.9 21.0 (C) SEBS-MA 5.4 5.3 5.3 5.3 5.3 (D) PPO 71.1 88.2 88.2 5.2 38.1 (E) Phosphate 26.41) 52.71) 52·72) 13.21) 19.71) Flame-retardant V-1 V-0 V-0 Invalid and voided by the company: 1,2 PX-200 and triphenylphosphoric acid (TPP) are sakamoto Daihachi Chemical Co., Ltd. 12 1247779, and the flame retardancy test of the resin compositions of Cases 1 to 3 and Comparative Examples 1 to 2 was prepared according to UL94. Samples of 1/8”, 1/16” and 1/32” were tested. Among them, the sample of Case 1 exhibited a flame resistance of V-1, while the case of Case 2 to 3^ was V. -0. These test results are shown in Table 1. For the physical properties of the resin compositions of the measurement cases 1 to 3, a small spherical resin composition was prepared by a double screw extruder at 28 Torr. The pellet was then dried at 8 ° C for 3 hours and formed into a sample στ 3 at 300 ° C with an injection model of 5 ton. The yield strength, fracture strength, ductility, flexural strength and suspension were The measurement results of physical properties such as the strength of the beam beam are shown in Table 2. "'Working Table 2 1 Case 2 --------------- 3 Yield Strength (kgf/cm2) 647 607 ——--------- · 407 Destructive strength (kgf/cm2) 414 466 265 Ductility (%) 28 40 45 Bending strength (kgf/cm2) 26,300 26,160 19,380 Izod impact strength (kgf /cm2) 32 24 33 Remarks··Production strength, failure strength and ductility are the root amount obtained. The 'f-bend strength is measured according to ASTM D790 standard, and the cantilever beam type strength is measured according to ASTM D256 fresh-measured glue group. PPO, you can use it as a trick to ingest six - low in the flat but right in the right =======