stabilizer for low ammonia natural rubber latex compounds

us4455265a - stabilizer for low ammonia natural rubber

US4455265A - Stabilizer for low ammonia natural rubber

In the test compounds, i.e., Examples 1 and 2, Hartex®103 low ammonia natural rubber latex was utilized and the original Triton®QS-44 surfactant at a 20% solids aqueous solution was neutralized with KOH and ammonium hydroxide respectively. For comparative purposes, two controls were included in the evaluation.

Send Inquiry
stabilizer for low ammonia natural rubber latex compounds

Stabilizer for low ammonia natural rubber latex compounds

The resultant low ammonia natural rubber latex or latex compound exhibits excellent chemical stability and is particularly suitable for use in the preparation of prevulcanized dipping compounds. In addition, suitable foam and molding compounds can be prepared utilizing the low ammonia natural rubber latex and surfactant.

Send Inquiry
stabilizer for low ammonia natural rubber latex compounds

Stabilizer for low ammonia natural rubber latex compounds

Stabilizer for low ammonia natural rubber latex compounds 1. A method of improving the chemical stability of a low ammonia natural rubber latex which... 2. The method of claim 1 wherein said low ammonia natural rubber latex has a solids content... 3. The method of claim 1 wherein the low ammonia ...

Send Inquiry
technical note: nr-latex & latex products

Technical Note: NR-Latex & Latex Products

Lipids comprise of sterols and sterol esters (approx.0.4%), wax and phospholipids adsorbed on rubber particles through which the proteins are anchored on rubber particles and are dissolved in the rubber hydrocarbon. The ‘gel’ content (solvent insoluble rubber) steadily increases, as latex is stored.

Send Inquiry
low ammonia pv nrl medium modulus (pvml) - partners

Low ammonia PV NRL medium modulus (PVML) - Partners

Low ammonia prevulcanised natural rubber latex having a medium modulus with high purity/low toxicity rating making it an ideal latex for the production of medical goods. Low ammonia PV NRL medium modulus is used in a variety of dipping processes whereby medium modulus is required.

Send Inquiry
lecture no. (3) rubber latex

Lecture No. (3) Rubber Latex

2-High ammonia latex (HA latex): Added 0.6 - 0.8 % of ammonia, this process called secondary preservatives are added to low ammonia latex for long term preservation (storage). Latex Properties Natural rubber latex concentrates are highly specified materials and characterize by many properties that are includes: 1- Dry Rubber Content (DRC).

Send Inquiry
fr2522665a1 - process for improving the chemical stability

FR2522665A1 - Process for improving the chemical stability

the invention concerns the chemical stability of a natural rubber latex with low ammonia content the chemical stability of latex and low-ammonia natural rubber latex formulations is improved by the addition of 0.1 to 0.5% by weight on a solid base of 100% by weight of solid based natural rubber of a surfactant which is a neutralized or partially neutralized anionic phosphate having a ph of 4 to 10% the form of an aqueous solution at 20. the resulting stabilized natural rubber ...

Send Inquiry
stabilizer for low ammonia natural rubber latex compounds

Stabilizer for low ammonia natural rubber latex compounds

Complete Patent Searching Database and Patent Data Analytics Services.

Send Inquiry
natural latex rubber for mold making and mask making

Natural Latex Rubber for mold making and mask making

HX-80LA Low Ammonia Mold Making Liquid Latex Rubber $65.00 WARNING - Prop. 65 PRODUCT MAY FREEZE IN TRANSIT – order may be delayed due to freezing temperatures. HX-80LA is a brush-able vulcanize-able Natural Latex compounded from specially processed Latex with a high solids...

Send Inquiry
products - partners in chemicals

Products - Partners in Chemicals

Ammonia preserved NRL (PS9003) is an ammonia preserved natural rubber latex prepared by special processing and chemical treatment. The latex has low water extractable protein level. Ammonia preserved NRL (PS9003) has been specially developed with the objective for latex compounding to produce dipped goods such as gloves with low water extractable protein.

Send Inquiry
stabilizer for low ammonia natural rubber latex compounds

Stabilizer for low ammonia natural rubber latex compounds

The chemical stability of low ammonia natural rubber latices and latex compounds is improved by the addition of from 0.1 to 0.5 parts by weight solids, per 100 parts by weight of natural rubber solids, of a neutralized or partially neutralized anionic phosphate surfactant having a pH in a 20 percent

Send Inquiry
stabilizer for low ammonia natural rubber latex compounds - the

Stabilizer for low ammonia natural rubber latex compounds - The

The resultant stabilized natural rubber latices or latex compounds are particularly suitable for use in preparing prevulcanized dipping compounds.The invention relates to a stabilizer for low ammonia natural rubber latices and latex compounds.

Send Inquiry
latex compounding | natural rubber | zinc oxide

Latex Compounding | Natural Rubber | Zinc Oxide

LATEX COMPOUNDING Natural latex is a unique natural substance which finds numerous uses inAnother consideration in compound design is the viscosity. Viscosity of raw latex depends on itsPrevulcanized latex (PVL) finds application in many products which require low temperature curing.

Send Inquiry
natural rubber latex low ammonia, natural rubber latex low

natural rubber latex low ammonia, natural rubber latex low

··· NATURAL LIQUID RUBBER LATEX 60% drc low ammonia odor ULACOL is natural rubber latex with an ultra low ammonia content developed by our company, which has only a very slight ammonia odor. Conventional commercial products of natural rubber latex include “HANR latex” and “LANR

Send Inquiry
natural latex, rubber coatings, latex concentrate: chemionics

Natural Latex, Rubber Coatings, Latex Concentrate: Chemionics

Natural Latex is produced from the Hevea Brasiliensis rubber tree. These trees are grown on largeThe latex is placed into a centrifuge, stabilizers are added, and theChemionics offers formulations using both high & low ammonia natural latex, as well as offering pre-vulcanized compounds.

Send Inquiry
products - partners in chemicals

Products - Partners in Chemicals

Ammonia preserved natural rubber latex prepared by special processing and chemical treatment.Ammonia preserved NRL (PS9003) has been specially developed with the objective for latex compounding to produce dipped goods such as gloves with low water extractable protein.

Send Inquiry
sensitization of pvme blended natural rubber latex compound

Sensitization of PVME Blended Natural Rubber Latex Compound

high ammonia natural rubber latex compound and the effects of pH, level of non-ionic stabilizer, zinc oxide and PVME upon.In natural rubber latex, any added surface active agent has to compete for the available. surface with the naturally occurring surface active agent such as soaps and proteins

Send Inquiry
ammonia in liquid latex - why?? | forum - why??- mtbr.com

Ammonia in Liquid Latex - why?? | Forum - why??- Mtbr.com

The low-ammonia concentrate requires the addition of a secondary preservative to the latex to avoid coagulation and contamination. Secondary preservatives include sodium pentachlorophenate, tetramethylthiuram disulphide, sodium

Send Inquiry
vytex ® revolutionizing natural rubber latex, plant based

Vytex ® Revolutionizing Natural Rubber Latex, Plant Based

Vytex the cleanest Natural Rubber Latex available.This makes Vytex the cleanest rubber product on the market. Vytex can easily be used as a source material for end product applications wherever Natural Rubber Latex, synthetic latex blends, nitrile, and petroleum-based products are used.

Send Inquiry
vytex natural rubber latex

Vytex Natural Rubber Latex

Vytex Natural Rubber Latex (NRL) is a brand of natural rubber latex produced and marketed by Vystar Corporation. Vytex NRL is an alternative material to petroleum-based synthetics and traditional

Send Inquiry