GB/T 44575-2024抗沖擊聚苯乙烯（PS-I）擠出片材要求和試驗方法

ICS

83.140.10

CCS

Y28

中華人民共和國國家標準

GB/T44575—2024/ISO14631：2021

抗沖擊聚苯乙烯（PS-I）擠出片材

要求和試驗方法

Extrudedsheetsofimpact-modifiedpolystyrene(PS-I)—

Requirementsandtestmethods

(ISO14631:2021,IDT)

2024-09-29發(fā)布2025-04-01實施

國家市場監(jiān)督管理總局發(fā)布

國家標準化管理委員會

GB/T44575—2024/ISO14631：2021

目次

前言

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Ⅲ

1

范圍

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1

2

規(guī)范性引用文件

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1

3

術(shù)語和定義

···························································································

2

4

材料

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2

5

要求

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2

5.1

外觀

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2

5.2

尺寸公差

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2

5.3

性能

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3

6

試驗方法

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4

6.1

試樣

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4

6.2

交付條件

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5

6.3

外觀

······························································································

5

6.4

尺寸

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5

6.5

密度

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5

6.6

力學性能

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6

6.7

熱學性能

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6

7

命名

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8

7.1

PS?I片材的命名示例

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8

7.2

PS?I卷材的命名示例

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9

8

標志

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9

附錄A（資料性）

附加指導值

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10

參考文獻

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11

Ⅰ

GB/T44575—2024/ISO14631：2021

前言

本文件按照GB/T1.1—2020《標準化工作導則第1部分：標準化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

本文件等同采用ISO14631:2021《抗沖擊聚苯乙烯（PS?I）擠出片材要求和試驗方法》。

請注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機構(gòu)不承擔識別專利的責任。

本文件由中國輕工業(yè)聯(lián)合會提出。

本文件由全國塑料制品標準化技術(shù)委員會（SAC/TC48）歸口。

本文件起草單位：浙江比例聚合科技股份有限公司、安徽聯(lián)科新材料股份有限公司、雙馬塑業(yè)有限

公司、浙江天鑒檢測技術(shù)有限公司、揚州潤豐塑膠有限公司、大連塑料研究所有限公司、浙江億通新材

料科技有限公司、寧波利萬新材料有限公司、紹興上虞東山精密塑膠有限公司、浙江省產(chǎn)品質(zhì)量安全科

學研究院、中孚檢測服務(wù)（河北）有限公司、江蘇澄信檢驗檢測認證股份有限公司、烯灣科城

（廣州）新材料有限公司。

本文件主要起草人：王銳蘭、房文超、毛國平、楊文軍、翟鳳祥、朱繼東、章麗麗、胡朋舉、

鮑桂平、林咸雄、陸好皓、華向陽、于安琪、王偉、徐莉萍、董瓊、劉巨章、張政。

Ⅲ

GB/T44575—2024/ISO14631：2021

抗沖擊聚苯乙烯（PS-I）擠出片材

要求和試驗方法

1范圍

本文件規(guī)定了不含填料和增強材料的抗沖擊聚苯乙烯（PS?I）擠出片材（以下簡稱“PS?I”)的要

求，描述了相應(yīng)的試驗方法。

本文件適用于厚度范圍為0.25mm～20.00mm的PS?I擠出片材，包括以卷材形式擠出的片材。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單）適用

于本文件。

ISO179?1塑料簡支梁沖擊性能的測定第1部分:非儀器化沖擊試驗（Plastics—Determina?

tionofCharpyimpactproperties—Part1:Non?instrumentedimpacttest）

注：GB/T1043.1—2008塑料簡支梁沖擊性能的測定第1部分:非儀器化沖擊試驗（ISO179?1:2000，IDT）

ISO291塑料試樣狀態(tài)調(diào)節(jié)和試驗的標準環(huán)境（Plastics—Standardatmospheresforcondition?

ingandtesting）

注：GB/T2918—2018塑料試樣狀態(tài)調(diào)節(jié)和試驗的標準環(huán)境（ISO291:2008，MOD）

ISO306塑料熱塑料材料維卡軟化溫度(VST)的測定（Plastics—Thermoplasticmaterials—

DeterminationofVicatsofteningtemperature(VST)）

注：GB/T1633—2000熱塑性塑料維卡軟化溫度(VST)的測定（idtISO306:1994）

ISO527?1塑料拉伸性能的測定第1部分:總則（Plastics—Determinationoftensileproper?

ties—

Part1:Generalprinciples）

注：GB/T1040.1—2018塑料拉伸性能的測定第1部分：總則（ISO527?1:2012，IDT）

ISO527?2塑料拉伸性能的測定第2部分:模塑和擠塑塑料的試驗條件（Plastics—Determina?

tionoftensileproperties—Part2:Testconditionsformouldingandextrusionplastics）

注：GB/T1040.2—2022塑料拉伸性能的測定第2部分:模塑和擠塑塑料的試驗條件（ISO527?2:2012，

MOD）

ISO1043?1塑料符號和縮略語第1部分：基礎(chǔ)聚合物及其特性（Plastics—Symbolsandab?

breviatedterms—Part1:Basicpolymersandtheirspecialcharacteristics）

注：GB/T1844.1—2022塑料符號和縮略語第1部分：基礎(chǔ)聚合物及其特征性能（ISO1043