Polyvinyl Alcohol

Polyvinyl alcohol (PVA) is a vinyl polymer joined by only carbon-carbon linkages. This linkage is the same as these of conventional substitutes before-mentioned as polyethylene, polypropylene, and polystyrene, also of water-soluble polymers before-mentioned as polyacrylamide including polyacrylic acid. With the vinyl polymers produced industrially, PVA transpires the exclusively one prized to be mineralized by microorganisms. PVA is water-soluble and biodegradable; hence it is used to address water-soluble and biodegradable warships, which may be beneficial in the production of articulation practices for compounds such as composts, pesticides, and herbicides.

POLY VINYL ALCOHOLS (PVA) – FULLY HYDROLYZED

ITEM NAME	MAKE	VISCOSITY	HYDROLYSIS
PVA 173	Kuraray & Co. Ltd	25-31	98-99
PVA 124	Kuraray & Co. Ltd	54-66	98-99
PVA 1717	Kuraray & Co. Ltd	23-30	92-94
PVA JF-17	Japan Poval	28-32	98+
PVA JF-20	Japan Poval	35-45	98+
PVA JF-25	Japan Poval	62-72	99+
PVA BF-20	Chang Chu China	35-43	98.5+
PVA BF-26	Chang Chu China	70-80	98.5+
PVA BF-28	Chang Chu China	85-90	98.5+
PVA BF-17	Chang Chu China	25-30	98.5-99.2
PVA 1799	Inner Mangolia	30-40	98-99.5
PVA 2699	Inner Mangolia	76.1-82	99.3-100

POLY VINYL ALCOHOLS (PVA) – PARTIALLY HYDROLYZED

ITEM NAME	MAKE	VISCOSITY	HYDROLYSIS
PVA GH-17	Nippon Ghosei	27-33	86.5+
PVA GH-22	Nippon Ghosei	45-55	86.5+
PVA GL-05	Nippon Ghosei	5-6	86-89
PVA 2117	Kuraray & Co. Ltd	23-30	92-94
PVA BP-20	Chang Chu China	27-33	86-89
PVA BP-26	Chang Chu China	50-60	86-89
PVA BP-24	Chang Chu China	44-50	86-89
PVA BP-28	Chang Chu China	65+	86-89
PVA 540	Celvol	45-55	87-89
PVA JP-05	Japan Poval	40-6	87-89
PVA JP-20	Japan Poval	30-34	87-89
PVA JP-24	Japan Poval	40-50	87-89
PVA JP-27	Japan Poval	50-60	87-89
PVA JP-33	Japan Poval	70-80	87-89
PVA 2488	Inner Mangolia	60″}”>>60	87-89
PVA 2688	Inner Mangolia	44-50	86-89
PVA 0588	Inner Mangolia	6-Apr	87-89
PVA 2088	Inner Mangolia	29-44	87-89