HPMC as a thickening agent in ink printing

Location:
Feicheng, China ( Mainland)
Status:
New
Sample Availibility:
yes
Payment Terms:
Cash, Bank Transfer, Letter of Credit, T/T, L/C

Product Description

♦HPMC Introduction

Source: Wood Pulp and Cotton Linters

Function: Thickening,dispersing, emulsifying, film forming and tableting excipients.

Description:HPMC for daily chemical chooses the highly pure cotton cellulose as raw materials, in alkaline condition by special etherification and system, the whole process automation monitoring finish, do not contain any animal organs and oil and other active ingredients. This product is non-ionic cellulose ether, the outward appearance is for white powder, no smell tasteless.

♦Chemical hpmc advantage

1.Water soluble and thickening ability: this product can soluble in cold water, form transparent sticky solution.
In organic solvent of dissolved: because it contains a certain amount of hydrophobic methoxyl, therefore, this product can soluble in some organic solvent, also can soluble in water and organic mixed solvent.

2.Hydroxypropyl methyl cellulose (HPMC) salt resistance: because in this product are ion and the polyelectrolyte, therefore, it is metal salt or organic electrolyte aqueous solution is stable.

3.Surface activity: HPMC for daily chemical aqueous solution has the surface activity, make its have emulsification, protective colloid and relative stability.

4.Low ash content: because in this product are ionic, in preparation process can use hot water washing effectively refined, so its ash content is very low.

5.PH stability: HPMC aqueous solution viscosity in PH3.0-11.0 range are more stable.

6.Water retention effect: because in this product is hydrophilic and its solution is of high viscosity. Film-7,forming property: HPMC can generate strong pliable, transparent sheet, has the good oil resistance to ester performance.

♦Technical requirement

ITEM

E(60YT)

F(65YT)K(75YT)
Methoxy %28-3027-3019-24
Hydroxypropyl %7.5-124-7.54-12
Gel temperature °c58-6462-6870-90
Moisture % ≤5
Ash content % ≤5
PH value:1% solution,25°c 5-9
Viscosity 2%(aqueous solution,20°c,mPa·s) 5-200000

♦Viscosity Standard2% solution , 20,NDJ-8S

NDJ-1 2% solution 20

B type Viscosimeter 2% solution 20

Nominal Viscosity(mPa.s)

Range

Nominal Viscosity(mPa.s)

Range

53-9 1500013000-17000
1510-202000018000-22000
2520-303000023000-34000
5040-604000035000-45000
10080-1205000046000-55000
400300-5006000056000-64000
800700-9007500065000-85000
15001200-20008000075000-85000
40003500-4500100000850000
80007000-9000150000130000-180000
100009000-11000200000180000 or more

♦Physical and chemical properties

1.Appearance:white or off-white powder,odorless and tasteless.

2.Particle size:the passage rate of 100 meshes is more than 98.5%;and of 80 meshes is 100%.

3.Packing density:0.25-0.70g/cm3.

4.Soluble in water and some organic solvents,such as appropriate proportio of ethanol/water,acetone/water,and trichloroethane etc.Solution has surfactant peculiarity.PH value shall not affect solubility in water.

♦Main application

1. Construction industry: with good thixotropy and adhesive, so that mortar can be pumped. As binders in plaster, gypsum material, putty powder or other materials, it has the function of thixotropy and coagulation, which can improve and extend the operational time of painting. As the adhesion enhancer for bonding tiles, marble, plastic decoration, it can reduce the dosage of cement. With water retention, it makes the slurry not dry too fast and cracked, increasing the strength after hardening.

2. Ceramic industry: widely used as a binder in the manufacture of ceramic products.

3. Paint industry: as a thickening agent, dispersing agent and stabilizer in the paint industry, and have a good compatibility in water or organic solvents, also can be used in paint remover.

4. Ink printing: as a thickening agent, dispersing agent and stabilizer in the printing ink industry, and have a good compatibility in water or organic solvents.

5. Plastic: As forming release agent, softening agent, lubricant etc.

6. PVC: As dispersant in the polyvinyl chloride production, the main auxiliaries of suspension polymerization for preparing PVC.

7. Others: This product is also widely used in leather, paper products, fresh fruits and vegetables and the textile industry.

♦Method for dissolution and usage

1.Heating 1/3or 2/3of the hot water to85°c add with HPMC, to get hot water slurry, add with the residual cold water, keep stirring, obtain the mixture after cooling.

2. To make porridge liquor: firstly, make HPMC into mother liquor with higher concentration (Methods are same as making above slurry), add with enough cold water and continue to stir until transparent when use.

3. Dry mixed use: because HPMC has excellent compatibility, which can be conveniently used together with cement, gypsum powder, pigment and filler dry mixed, and achieve the expected results.



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Contact Information

Company:
 Shandong Yiteng New Material Co., Ltd.
Phone Number:
  86-538-3366218
Fax Number:
 86 -538-3366226