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CR248型氯丁橡膠

       本品是以十二碳硫醇為調節劑的氯丁二烯聚合物,密度1.23,乳白色或米黃色片狀物。本品除具有CR244的性能外,可與甲基丙烯酸甲酯(MMA)、丙烯酸(BA)等活性單體接枝共聚,改善氯丁膠粘劑對PVC、PU、EVA等合成材料的粘接性能。

執行標準:Q/CHJT.J03.03.03-2022

 

項目

指標

15%甲苯溶液粘度,mpa·s

Ⅰ型

Ⅱ型

1000-5500

5501-10000

剝離強度,≥N/m

帆布/帆布

70

人造革/人造革

20

揮發份,≤%

1.2

 

包裝:牛皮紙聚丙烯復合袋,凈重25kg/袋。

儲存:自生產之日起,20℃以下,儲存期為一年,20~30℃以下,儲存期為半年。

 

Polychloroprene Rubber CR248

DescriptionA dodecyl mercaptan modified polychloroprene rubber.The density is 1.23.

ApplicationIn addition to the performance of CR244,it can be grafted and copolymerized with methyl methacrylate(MMA).acrykic acid(BA) adn other active monomers to improve the adhesion performance of chloroprene adhevive to improve the adhesion performance of chloroprene adhesive to PVC,PU,EVA and other synthetic materials.

Product StandardQ/CHJT.J03.03.03-2022

Specification:

Item

Index

Viscosity   in 15% toluene solution,mpa·s

1000-5500

5501-10000

Peel Strength,N/m

canvas /canvas

70

artificial leather / artificial leather

20

Volatile,%

1.2

Appearance

Milk   white chips

Packing: Packed in compound bags of kraft and polypropylene, 25kg net each.

Shelf Life: One year below 20°C and half a year between 20~30°C

from the date of production.

 

 

 

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