丙烯酸-丙烯酸羥丙酯共聚物
丙烯酸-丙烯酸羥丙酯共聚物是一種化學(xué)物質(zhì)，分子式是((C6H10O3)·(C3H4O2))x。
基本信息
英文別名:2-Propenoic acid 2-hydroxypropyl ester polymer with 2-propenoic acid ; aa/hpa ; Acrylic acid-2-hydroxypropyl acrylate-methyl acrylate copolymer ; acrylic acid-hydroxypropyl acrylate copolymer ; ACRYLIC ACID-2-HYDROXYPROPYL ACRYLATE COPOLYMER ; AcrylicAcid-2-HydroxypropylAcrylateCopolymer; T-225; Acrylic acid-hydroxypropyl acrylate polymer
物化性質(zhì)
外觀：無色至淡黃色粘稠液體 固體含量 % 30.0±2.030.0±2.0游離單體(以 AA 計)% ≤0.50.5pH(1%水溶液)7.5±1.02.5±0.5
極限粘數(shù)：(30℃) dl/g0.065~0.095
產(chǎn)品性能
T-225為丙烯酸和丙烯酸羥丙酯共聚物，它對碳酸鈣、硫酸鈣特別是磷酸鈣垢的形成和沉積有良好的抑制作用，對三氧化二鐵、污泥、粘土和油垢也有良好的分散性能；能在高pH值的條件下使用；T-225與有機磷酸鹽、BTA等混溶性好，對抑制鋅鹽沉積和磷酸鈣垢的析出有特效。在較高溫度和堿性條件下有良好阻垢分散作用。
二、質(zhì)量指標 符合HG/T2429-2006
項 目 | 指 標 | |
中性 | 酸性 | |
外 觀 | 無色至淡黃色粘稠液體 | |
固體含量% ≥ | 30.0±2.0 | 30.0±2.0 |
游離單體(以AA計)% ≤ | 0.5 | 0.5 |
pH值（1%溶液） | 7.5±1.0 | 2.5±0.5 |
極限粘數(shù) (30℃) dl/g | 0.065～0.095 | |
密度 (20℃)g/cm ≥ | 1.100 |
應(yīng)用范圍
T-225適用于堿性條件下和有較多磷酸鹽存在的循環(huán)冷卻水中使用。主要用作供暖加熱器和非蒸發(fā)性鍋爐爐內(nèi)水處理、各種循環(huán)冷卻水、含鈣量很高的油田回注水的阻垢分散劑，正常使用量10-30mg/L，可與有機磷等復(fù)配成全有機（堿性）配方。
包裝與儲存
T-225為塑料桶包裝，每桶25kg、200kg或根據(jù)用戶要求確定。貯于室內(nèi)陰涼通風(fēng)處，貯存期為十二個月。
---------------------------------
T-225
Acrylic Acid-2-Hydroxypropyl Acrylate Copolymer (T-225)
【CAS】55719-33-0
Properties
T-225 is copolymer of polyacrylic acid and hydroxypropyl acrylate, it has good scale inhibition and dispersion properties to calcium phosphate and calcium carbonate, it has good dispersion properties to ferric oxide sludge, clay and grease. T-225can be used under high pH situation and has good compatibility with other organophosphines and BTA, T-225 can effectively withhold sediments of zinc salt and calcium phosphate, it has good scale inhibition and dispersion properties under high temperature and alkaline situations.
Specification:
items | index | |
Neutro | Acid | |
Appearance | Colorless to light yellow viscous liquid | |
Solid content % | 30.0 min | 30.0 min |
Free monomer (as AA )% | 0.5 max | 0.5 max |
pH（1% solution） | 7.5±1.0 | 2.5±0.5 |
Limiting viscosity number (30℃) dl/g | 0.060～0.095 | |
Density （20℃）g/cm | 1.10 min |
40%, 50% PAA are also supplied.
Usage:
T-225 can be used in circulating cool water system in situation of alkaline and excess of phosphate. It can be used as scale inhibitor and dispersant for heater, none-column evaporator boiler, circulating cool water and oilfield dirty refilling water with high calcium content. The dosage of 10~30mg/L is preferred. It can be built with organophosphines to form full organic alkaline formula.
Package and Storage:
Normally In 200kg net Plastic Drum, IBC drum can also be used as required.Storage for one year in room shady and dry place.
Keywords: Acrylic Acid-2-Hydroxypropyl Acrylate Copolymer T-225
林海球