What's the difference between AHA and DV2?

Professional perm before perm ... How should you become a professional? The first is to analyze the hair, understand the characteristics and strength of all perming solutions for L 'Oré al professional hairdressing, master all perming operation skills, understand the importance of each operation procedure, and select perming solutions in a targeted manner. L 'Oré al professional perm potions: elegant cold perm classic dynamic colorful elegant cold perm Dulcia Vital Dv2 powerful colorful yaloic acid cold perm Dulcia Tonicaaha elegant cold perm classic product features: unique formula, neutralizer contains sodium bromide; Curly hair is durable and powerful, suitable for frequent blowing and washing, and blowing straight hair; There is no need to test the curling degree of the curling iron, and the accurate use method of the curling iron can be provided according to the size of the curling iron rod: the curling iron rod is rolled and coated with cold perm essence, and each curling iron is coated with cold perm essence three times; Wrap the hair with a perm cap or plastic wrap and leave it for a corresponding time; Flush, use a towel to absorb excess water; Apply neutralizer, let stand for 5 minutes, then apply the remaining neutralized water to the hair and massage for 3 minutes. Rinse as usual. Strength 0 1+ is suitable for resistant hair. Normal start-stop time 15-20 minutes 15-20 minutes ◇ Dynamic and elegant cold perm Dulcia Vital product features: including L 'Oré al patented formula. Provide accurate curl and uniform curl. Usage: Roll up the stick and apply the cold perm essence three times per roll; Wrap the hair with a perm cap or plastic wrap and leave it for a corresponding time; Flush, use a towel to absorb excess water; Apply neutralizer, let stand for 5 minutes, then apply the remaining neutralized water to the hair and massage for 3 minutes. Rinse as usual. Strength 0 1+ is suitable for resistant hair. Normal start-stop time 15-20 minutes. Strength and a variety of elegant acid cold perm essence. Internal condensed molecules can reduce the swelling degree of hair and double the internal elasticity when perming; Active fruit acid system has dual functions, and its internal function can make hair healthier and more energetic; Its external function can tighten hair epidermis and make hair soft and shiny; The cationic compound in the neutralizer can effectively keep the hair healthy and smooth after perm during neutralization. Usage: Roll up the stick and apply the cold perm essence three times per roll; Wrap the hair with a perm cap or plastic wrap and leave it for a corresponding time; Flush, use a towel to absorb excess water; Apply neutralizer, let stand for 5 minutes, then apply the remaining neutralizing water to the hair and massage for 3 minutes; Rinse as usual. Strength No.0 1 No.2 is suitable for hair resistance, normal hair sensitivity or bleaching15-20min,10-15min ◇DV2 cold perm essence Dulcia Vital DV2 product features: it contains L 'Oré al's unique formula and nourishes the hair care system efficiently. Containing L 'Oreal patented formula-cationic polymer (IONENE G) can strengthen the internal structure of hair, protect and tighten the outside of hair, and make hair healthier and brighter; The neutralizer contains cationic paving compounds, which can effectively protect smooth and shiny hair after perm in the neutralization process; The unique fragrance of flowers and plants makes people feel fresh and comfortable. Usage: Roll up the stick and coat it with cold perm essence three times per roll; Wrap the hair with a perm cap or plastic wrap and leave it for a corresponding time; Flush, use a towel to absorb excess water; Apply neutralizer, let stand for 5 minutes, then apply the remaining neutralizing water to the hair and massage for 3 minutes; Rinse as usual. Strength No.0 1 No.2 is suitable for hair resistance, normal hair sensitivity or bleached hair. Parking time 15-20 minutes 15-20 minutes10-0/5 minutes is closely related to the bulkiness of perm. What is the thickness of the rollover bar? How to roll, how to arrange rolls? The number and strength of No.0 1 No.2 curling irons are suitable for resistant, normal hair sensitive or bleached hair. The parking time for hair is 15-20 minutes. Perm 10- 15 minutes will make the hair obviously lack of pigment, especially dyed hair. Therefore, it is necessary to supplement the hair with pigment after perm. ) preparation method: one Delia+ two mixtures ◇X-Tenso soft light straight product features: brand-new service concept; Not compared with straightening and ion ironing; Bending (brighter), dynamic, very natural hair straightening effect, not straight, clear soup vermicelli effect X-Tenso has three strengths: according to the type of hair, choose hair straightening cream and put it in a non-metallic bowl: strong-natural curling resistance, parking time 10-30 minutes. Natural degree for medium-normal hair, parking time 10-30 minutes. Weak-sensitivity to frequent dyeing, parking time is 5-20 minutes. Flexible, soft, bright and straight (without electric splint) program 1. Wash your hair with a smooth and moist shampoo before straightening it. 2. After the hair is dried, use the hair core lock chest care solution to care for the particularly damaged hair. Then blow the washed hair to 80% dryness. 4. Divide your hair into different sections. 5. Prepare straightening products with different strengths according to the hair quality. 6. Apply straightening products from the back of the neck with a brush (apply products one by one at a distance of 1-2 cm from the scalp). 7. Apply the hair straightening product to both sides of the hair with a brush. 8. Straighten the product evenly with your fingers. 9. Tie your hair in a loose knot, check the softening effect or comb it with a comb to check its rebound. 10. Rinse your hair with warm water (and then carefully absorb the moisture from your hair with a towel). Don't rub, fold or twist your hair. This will destroy the softening effect. 1 1. Dry the hair, and neutralize it piece by piece after cross-zoning (let stand for 5-8 minutes, 12. Rinse your hair with a silky hair mask, and then carefully absorb the moisture from your hair with a towel. Also, you can't rub, fold or twist your hair. This will destroy the straightening effect. 13. Blow dry with a low-temperature hair dryer or shape your hair with Besunyen moisturizing gel and smooth moisturizing cream. 14.X-Tenso has an extra heating process with a splint. Frequently asked questions. Excessive softening process will affect your hair quality. It usually takes 3-5- 10 minutes. Special resistance is appropriately extended for 5 minutes; In the straight phase, you usually use your hands. If you use a comb, pay attention: the comb should be parallel to the ground and cannot be combed repeatedly; The product dosage should be sufficient; Different from straight hair and ion perm, it changes the chain structure of hair instead of destroying it, so it will not affect the dyeing effect in the future. Softening stage: adding water in sensitive area (damaged area)-weakening the strength of 1 agent; The sensitive area is done on the 8-pass dry hair-weakening the strength; First, quickly smear the whole head (to shorten the time difference); The whole daubing process should be completed within 10 and 12, which should not exceed 15 minutes. Straightening stage: you can use your hands without tools; If you use a comb, use a comb with sufficient width and depth (wide teeth of a hair-cutting comb); Wait for 2 or 3 minutes after all smearing, and then straighten with a comb after softening slightly; The comb should be parallel to the ground; Spray water (keep humidity) and comb again to reduce resistance; The direction of the comb is very important! ? One of the operation methods is: brush quickly from top to bottom, and then comb from bottom to top after 2 or 3 minutes. At this time, it is time to flush (this can ensure the effect of brushing): flush, don't rub; Do not wring it out with a towel, just suck it dry, and do not neutralize it with a towel head: the dosage of 2 doses is the same as 1; Waiting time-only 1 dose, only 2 doses; Hair pieces can be divided into thickness. Professional hair dyeing is to add color to the existing hair color and replace the original natural hair color with the artificial pigment we need. In the process of dyeing hair, after the dye paste and molecular oxygen oil are fully mixed, the ammonia in the dye paste opens the hair scales of the epidermis and activates molecular oxygen. After the dioxygen oil is activated, the natural pigment is bleached and the oxidized pigment precursor becomes artificial pigment. Types of hair dyes: oxidizing (non-bleached light-colored hair dyes/bleached light-colored hair dyes) The best semi-permanent disposable hair dye products should have stable dyeing, natural color, hair care effect, softness, easy combing, bright luster and easy modeling. Whenever light-colored hair is dyed, melanin will be oxidized, resulting in collagen holes. Therefore, the hair care ingredients in hair dyeing are very important. The cationic polymer of L 'Oré al Paris professional hairdressing patent formula has the dual functions of strengthening the internal structure of hair and protecting and repairing the external part of hair. Delia's characteristics: oxidized hair dye does not bleach; Add color to dyed hair, add color; L 'Oré al's patented formula-Violet G can strengthen and protect hair and make it brighter. No ammonia, mild temperament, can be used after perm; It also has a natural and fashionable covering effect on white hair. Blending method: 1 (35 ml) Delia hair dye +2 (70 ml) Delia mixture. Parking time: 20 minutes (just 10 minute for freshly permed hair) ◇ Features of Meisiya Ordinary/Meisiya Brilliant Red/Permanent Hair Cream: various shades; Two different primary colors; The bright effect of two tones; Faceted solid color elements (permanent); Cationic polymer; Blending method: 1 50g hair cream +75ml of 20-degree or 30-degree dioxygen oil dyeing lightness: 1-3-degree color development time: 35 minutes, no need to heat ◇ Meisiya contrast color features: it can directly dye bright effects on natural black hair. Advantages are: 1 The procedure is simple. 2. Hair quality is healthy. 3. The permanent color matching method is: 1/2 dye paste +40ml 20/30/40 degree dioxygen oil dyeing brightness: the maximum color development time is 4 degrees: 30min (heating). 15 minutes ◇ Meisiya Gold Features: For natural black hair, you want to dye gold or warm gold. Configuration: 1 50g hair dye cream+100ml 30 /40 degree dioxygen oil dyeing shallowness: 3-4 degree color development time: 45 minutes, no need to heat ◇ Meisili features: unique formula: Asian natural hair color, light dyeing, no need to bleach in advance; With only 20-degree hydrogen peroxide, it will be 3-4 degrees lighter in 30 minutes. Super care: enhancing the automatic protection effect of cationic polymer (ionone G) is better. Configuration: 1 50 g hair dye cream+100 ml 20-degree dioxygen oil dyeing shallowness: 3-4 degrees. Highlight with subtle colors-convenient and quick. Preparation method: 1/2 pieces of meisimei quick-acting high-gloss cream+1 Baomeisimei quick-acting high-gloss powder+80ml of 20/30 degree hydrogen peroxide. Bleaching degree: up to 5 degrees, time: 30 minutes (heating) 15 minutes or minutes to observe the effect ◇ Easy-to-develop toner: specially designed for removing artificial pigments. Specially designed for convenient color change: ① Initial color washing: 1 Baoyi Hair Dyeing Toner +60ml boiling water is effective within 20min minutes; ② Dark color washing: 1 Baoyi Hair Dyeing and Washing Toner +75ml 20/30 degree dioxygen oil is effective within 60min: observation effect ◇ Betty silk bleaching powder: general bleaching powder: obviously irritates the scalp, bleaching. Bottice bleaching powder can effectively protect hair and scalp, while bleaching evenly. Blending method: Blend into paste with 20 /30 degree hydrogen peroxide in a nonmetallic container. Bleaching degree: 6-7 degrees Parking time: effective process 5-50 minutes (depending on bleaching needs) ◇ Dioxide oil 1000ml Product features: triple stable formula, not easy. The role of 20 degrees dioxygen? Deep dyeing? Same dye? Light dyeing 1-2 degrees? With white hair? The role of 30 degrees dioxygen? 2-3 degrees lighter? The role of 40 degrees dioxygen? Light dyeing 3-4 degrees ◇ Meisiya brilliant red enhancer: copper color 0.400 red copper color 0.460 red 0.600 Meisiya brilliant red enhancer is the addition of Meisiya series and brilliant red series; It is a tailor-made and unique personalized service, which can not only greatly enhance the brightness and hiding power of dyeing, but also make strong colors lasting and stable. At the same time, the cationic polymer ionone G penetrates deep into the hair and the surface of the hair, fully protecting the hair where it is needed; The combination of high concentration and high permeability makes the pigment body achieve vivid, bright and lasting color effect. Usage: Prepare one: 50ml of Rose Red/Brilliant Red+75ml of 20-degree or 30-degree dioxygen, then add12.5ml of enhancer (1/4) to prepare two: 50ml of Rose Red/Brilliant Red+75ml of 20-degree or 30-degree dioxygen, and then add 25ml of enhancer. The coating method of Meisiya Brilliant Red remains unchanged. Residence time: 35 minutes (without heating). Possible preparation method: copper color: Meisiya Red Dye Paste 7.40+0.400 Meisiya Permanent Dye Paste 6.45/7.43/8.45+0.460 Red color: Meisiya Red Dye Paste 5.64+0.460 Meisiya Permanent Dye Paste 6.46+0.460. Red-brown: Meisi Yayan Dyeing 6.66/4.65+0.600 Meisi Yayan Permanent Dyeing 4.56+0.600 Plum Red: Meisi Yayan Dyeing 4.26+0.600 Meisi Yayan Dyeing 5.62/5.20+0.600 Eight Star Effect Copper Colors (Hualihong) 7.40+ 1. 5.64+ 1/4 0.460 (trembling red) 6.46+ 1/4 0.460 red (sunset red) 4.56+ 1/4 0.600 (overflowing red) 6.66+ 1/4.