Overview
Recycled cellulose is a sustainable biomaterial produced by reprocessing cellulose from post-industrial or post-consumer waste streams. Derived primarily from wood pulp, cotton linters, or agricultural byproducts, it undergoes mechanical or chemical treatments to restore its functional properties. The material aligns with circular economy principles by diverting waste from landfills. Modern recycling technologies can recover 70-90% of cellulose fibers without significant quality loss, making it a cost-effective alternative to virgin cellulose in many applications.
Physical and Chemical Properties
The polymer structure of recycled cellulose maintains the β(1→4) linked D-glucose units characteristic of natural cellulose, though with shorter chain lengths due to processing. This results in slightly reduced crystallinity (40-60%) compared to virgin cellulose (50-80%). Key mechanical properties include a tensile strength of 200-800 MPa (dry) and moisture regain of 8-12%. The material exhibits good thermal stability up to 200°C and maintains biodegradability despite recycling. Process variations can tailor properties for specific applications, such as increased porosity for filtration grades or enhanced smoothness for packaging films.
Main Applications
In packaging, recycled cellulose produces molded pulp containers, biodegradable films, and cushioning materials that meet EU and US food contact standards. The textile industry utilizes it for viscose and lyocell fibers, with some blends containing 30-100% recycled content. Specialty applications include microcrystalline cellulose for pharmaceuticals (binders, disintegrants), filtration membranes for water treatment, and composite reinforcements. Emerging uses encompass 3D printing filaments and bio-based electronics substrates where sustainability is prioritized alongside functional requirements.
Safety and Storage
While chemically inert, recycled cellulose dust presents explosion hazards at concentrations above 30 g/m³ and requires ATEX-compliant handling systems. Moisture absorption (up to 12% at 65% RH) necessitates climate-controlled storage to prevent clumping or microbial growth. Quality variations between batches may introduce trace contaminants (heavy metals <10 ppm, residual solvents <500 ppm). Industrial users should implement incoming material testing for compliance with relevant standards such as EN 13432 for compostability or OEKO-TEX for textile safety.
B2B Procurement Guide
When sourcing recycled cellulose, verify certifications including Global Recycled Standard (GRS) or FSC Recycled labels. Technical specifications should detail fiber length (typically 0.5-3mm for short staple, 3-6mm for long staple), brightness (60-90% ISO), and ash content (<0.5% for premium grades). Bulk shipments (20-25 metric ton containers) commonly offer 10-15% cost savings over virgin cellulose. Consider regional availability - European suppliers dominate textile-grade recycled cellulose, while Asian markets specialize in packaging-grade materials. Always audit suppliers' waste traceability systems to ensure genuine recycled content claims.
Related Manufacturers
- 主营：[]
- 主营：回收磷酸、回收废盐、回收工业盐、回收混合盐、处置副产工业盐
- 主营：染料回收、回收颜料
- 主营：回收聚醚多元醇、回收热熔胶、回收石蜡、回收香精、回收化工原料、回收日化原料、回收化妆品原料、回收塑料助剂、回收过期油墨、回收过期油漆、回收胶印油墨、回收树脂、回收聚氨酯黑白料、回收异氰酸酯、回收MDI、回收三氧化二锑、回收氧化锌、回收抗氧剂、回收钛白粉、回收船舶油漆、回收防污漆、回收荧光增白剂、回收二甲基硅油、回收二甲基亚砜、回收硫酸亚锡
- 主营：回收羟丙基甲基纤维素、回收颜料色粉、回收合成橡胶、回收PVA聚乙烯醇、回收洗涤剂原料、回收MDI、回收聚醚多元醇、回收环氧树脂、回收聚氯乙烯糊树脂、回收酚醛树脂、回收橡胶色胶、氧化锌回收、油漆回收、收购受潮钛白粉
- 主营：异丙醇、乙二醇、抗氧剂、回收减水剂、回收红糖、回收硅油、回收热熔胶、纤维素、回收天然橡胶、回收三乙醇胺、回收羧甲基纤维素钠、回收化学试剂、硝酸钾、柠檬酸、乳化剂、羟乙酯、废机油、环己烷、正己烷、硫酸铜、硫酸银、葡萄糖、二甲酯、羟丙酯、丙烯酸
- 主营：回收硅油、回收次磷酸钠、回收碳酸钾、回收减水剂、回收化学试剂、回收磷酸、回收葡萄糖、回收柠檬酸、回收溴化钾、回收草酸、回收白砂糖、回收红糖、回收麦芽糊精、回收硼酸、回收化工原料
- 主营：回收颜料、回收白凡士林、回收日化原料、回收聚氨酯原料、回收聚醚多元醇
- 主营：回收油漆、回收树脂、回收橡胶助剂、回收油漆厂原料、回收橡胶、回收香精、回收热熔胶
- 主营：回收钛白粉、回收硫酸铜、回收氯化亚锡、回收锌粉、回收油漆、回收石蜡、回收己内酰胺、回收水银、回收丙烯酸树脂、回收氧化锌、回收溶剂、回收硫酸亚锡、回收碳酸锂、回收碳酸钾、回收氢氧化锂、回收氢氧化钠、回收氢氧化钾、回收硼酸、回收硼砂、回收煤焦油、回收烧火油、回收环氧树脂、回收过期油漆、回收白砂糖、回收柠檬酸
- 主营：回收化工原料、回收维生素、回收减水剂、回收日化原料、回收赤砂糖、回收含糖废水、回收化学试剂、回收二甲基硅油、回收引气剂、回收化工废溶剂、收购碘化钾、化工厂废料
- 主营：回收化工原料、回收减水剂、回收化学试剂、回收食品添加剂、回收化工溶剂、回收硅油、回收聚羧酸母液
- 主营：化工产品、稀土产品、建筑材料、再生资源回收、专用化学产品、食品添加剂
- 主营：回收食品添加剂、回收船舶油漆、回收热熔胶、回收白砂糖、回收柠檬酸、防腐涂料
- 主营：回收石蜡、回收聚醚多元醇、回收聚氨酯树脂、回收醇酸树脂、回收环氧树脂、回收胶印油墨、回收热熔胶、回收聚乙烯醇
- 主营：化工原料、过期油漆、油漆油墨、回收涂料、回收油墨、回收油漆、回收废旧油漆、回收合成导热油、上门回收蓖麻油、回收防腐油漆、回收过期油漆、回收颜料、回收日化原料、回收色浆、回收色粉、回收钛白粉、回收环氧树脂、回收防污漆、回收聚醚多元醇、回收香精、收购过期原料、醇酸树脂收购、废旧油漆原料、过期临期薄荷脑