内容提示: POLYVINYL ALCOHOL New specifications prepared at the 61st JECFA (2003) and published in FNP 52 Add 11 (2003). An ADI of 50 mg/kg bw was established at 61st JECFA (2003). Vinyl alcohol polymer, PVOH, INS No. 1203 Polyvinyl alcohol is a synthetic resin prepared by the ...
POLYVINYLALCOHOLNewspecificationspreparedatthe61stJECFA(2003)andpublishedinFNP52Add11(2003).AnADIof50mg/kgbwwasestablishedat61stJECFA(2003).S..
Chemical Formula: [CH2CHOH]n ; or -[CH2CHOH]n-[CH2CHOOCCH3]m-Synonyms: Polyvinyl alcohol; PVA resin; PVOH Flash point: 79ºCSpecific gravity: 1.19-1.312.Parameters PVA217S is a fine powder type of polyvinyl alcohol. the particle size is 80mesh,100mesh, 120mesh, 160mesh and 200mes...
Polyvinyl alcohol is an organic compound with the chemical formula of [C2H4O] n. its appearance is a white flake, flocculent or powdery solid and tasteless. Soluble in water (above 95 ºC), slightly soluble in dimethy...
High Quality Chemical Grade CAS No. 9002-89-5 PVA 1788 1799 2088 2499 Polyvinyl Alcohol From China Supplier US$0.80-1.59 1 kg (MOQ) Product Details Customization: Available CAS No.: 9002-89-5 Formula: [C2h4o]N Contact ...
The invention relates to poly(vinylalcohol)-co-poly(vinylamine) copolymers represented as formula (I), where B is greater than or equal to 1, L is independently of each other a chemical linking group which is -NH-, -N-, >N-, >N++<, -O- or -CO-, COPOLYMER is derived from a ...
chemical name polyvinyl alcohol chemical formula [C2H4O]n cas 9002-89-5 EINECS 209-183-3 PH 3.5-7.0 (40g/l, H2O, 20℃) Molecular weight 44.05 Flash point 79℃ Melting point ( C) 230-240℃ Packing 25kg/bag Density 1.303 G/cm3 Packaging and delivery Packaging Details 25kgs bag Port Chin...
PVA / Polyvinyl Alcohol Powder is a water-soluble polymer,Non-toxic,insipid and non polluting; Good chemical Stability. Good adhesion;Film-forming ability; Insulation;Oil Resistance; Abrasion resistance; Gas Barrier Properties.It isfit to be architecture mortar additives. ...
120 Mesh Polyvinyl Alcohol PVA, Find Details and Price about PVA 2499 Polyvinyl Alcohol from 120 Mesh Polyvinyl Alcohol PVA - GUANGTONG CLYDE CHEMICAL CO., LTD.
The invention relates to poly(vinylalcohol)-co-poly(vinylamine) copolymers represented as formula (I), where B is greater than or equal to 1, L is independently of each other a chemical linking group which is -NH-, -N-, >N-, >N++<, -O- or -CO-, COPOLYMER is derived from a pr...